diff --git a/asterixdb/asterix-algebra/pom.xml b/asterixdb/asterix-algebra/pom.xml
index cf5802f..9b9f253 100644
--- a/asterixdb/asterix-algebra/pom.xml
+++ b/asterixdb/asterix-algebra/pom.xml
@@ -231,5 +231,10 @@
       <groupId>it.unimi.dsi</groupId>
       <artifactId>fastutil</artifactId>
     </dependency>
+    <dependency>
+      <groupId>org.apache.asterix</groupId>
+      <artifactId>asterix-fuzzyjoin</artifactId>
+      <version>${project.version}</version>
+    </dependency>
   </dependencies>
 </project>
diff --git a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/algebra/operators/physical/InvertedIndexPOperator.java b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/algebra/operators/physical/InvertedIndexPOperator.java
index 491911b..fd664df 100644
--- a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/algebra/operators/physical/InvertedIndexPOperator.java
+++ b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/algebra/operators/physical/InvertedIndexPOperator.java
@@ -24,6 +24,7 @@
 import org.apache.asterix.metadata.declared.MetadataProvider;
 import org.apache.asterix.metadata.entities.Dataset;
 import org.apache.asterix.metadata.entities.Index;
+import org.apache.asterix.metadata.utils.FullTextUtil;
 import org.apache.asterix.om.base.IAObject;
 import org.apache.asterix.om.constants.AsterixConstantValue;
 import org.apache.asterix.om.functions.BuiltinFunctions;
@@ -59,6 +60,7 @@
 import org.apache.hyracks.storage.am.common.ophelpers.IndexOperation;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndexSearchModifierFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.dataflow.LSMInvertedIndexSearchOperatorDescriptor;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 
 /**
@@ -168,15 +170,20 @@
                 InvertedIndexAccessMethod.getSearchModifierFactory(searchModifierType, simThresh, secondaryIndex);
         IBinaryTokenizerFactory queryTokenizerFactory =
                 InvertedIndexAccessMethod.getBinaryTokenizerFactory(searchModifierType, searchKeyType, secondaryIndex);
+        IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory =
+                FullTextUtil.fetchFilterAndCreateConfigEvaluator(metadataProvider, secondaryIndex.getDataverseName(),
+                        secondaryIndex.getFullTextConfigName());
         IIndexDataflowHelperFactory dataflowHelperFactory = new IndexDataflowHelperFactory(
                 metadataProvider.getStorageComponentProvider().getStorageManager(), secondarySplitsAndConstraint.first);
-        LSMInvertedIndexSearchOperatorDescriptor invIndexSearchOp = new LSMInvertedIndexSearchOperatorDescriptor(
-                jobSpec, outputRecDesc, queryField, dataflowHelperFactory, queryTokenizerFactory, searchModifierFactory,
-                retainInput, retainMissing, context.getMissingWriterFactory(),
-                dataset.getSearchCallbackFactory(metadataProvider.getStorageComponentProvider(), secondaryIndex,
-                        IndexOperation.SEARCH, null),
-                minFilterFieldIndexes, maxFilterFieldIndexes, isFullTextSearchQuery, numPrimaryKeys,
-                propagateIndexFilter, frameLimit);
+
+        LSMInvertedIndexSearchOperatorDescriptor invIndexSearchOp =
+                new LSMInvertedIndexSearchOperatorDescriptor(jobSpec, outputRecDesc, queryField, dataflowHelperFactory,
+                        queryTokenizerFactory, fullTextConfigEvaluatorFactory, searchModifierFactory, retainInput,
+                        retainMissing, context.getMissingWriterFactory(),
+                        dataset.getSearchCallbackFactory(metadataProvider.getStorageComponentProvider(), secondaryIndex,
+                                IndexOperation.SEARCH, null),
+                        minFilterFieldIndexes, maxFilterFieldIndexes, isFullTextSearchQuery, numPrimaryKeys,
+                        propagateIndexFilter, frameLimit);
         return new Pair<>(invIndexSearchOp, secondarySplitsAndConstraint.second);
     }
 }
diff --git a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/jobgen/QueryLogicalExpressionJobGen.java b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/jobgen/QueryLogicalExpressionJobGen.java
index 74656e4..8707be5 100644
--- a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/jobgen/QueryLogicalExpressionJobGen.java
+++ b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/jobgen/QueryLogicalExpressionJobGen.java
@@ -140,11 +140,13 @@
         IScalarEvaluatorFactory[] args = codegenArguments(expr, env, inputSchemas, context);
         IFunctionDescriptor fd = null;
         if (expr.getFunctionInfo() instanceof IExternalFunctionInfo) {
+            // Expr is an external function
             fd = ExternalFunctionDescriptorProvider
                     .getExternalFunctionDescriptor((IExternalFunctionInfo) expr.getFunctionInfo());
             CompilerProperties props = ((IApplicationContext) context.getAppContext()).getCompilerProperties();
             FunctionTypeInferers.SET_ARGUMENTS_TYPE.infer(expr, fd, env, props);
         } else {
+            // Expr is an internal (built-in) function
             fd = resolveFunction(expr, env, context);
         }
         return fd.createEvaluatorFactory(args);
diff --git a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/base/RuleCollections.java b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/base/RuleCollections.java
index 4a2b629..8b261ee 100644
--- a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/base/RuleCollections.java
+++ b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/base/RuleCollections.java
@@ -46,7 +46,7 @@
 import org.apache.asterix.optimizer.rules.FeedScanCollectionToUnnest;
 import org.apache.asterix.optimizer.rules.FindDataSourcesRule;
 import org.apache.asterix.optimizer.rules.FixReplicateOperatorOutputsRule;
-import org.apache.asterix.optimizer.rules.FullTextContainsParameterCheckRule;
+import org.apache.asterix.optimizer.rules.FullTextContainsParameterCheckAndSetRule;
 import org.apache.asterix.optimizer.rules.FuzzyEqRule;
 import org.apache.asterix.optimizer.rules.InjectTypeCastForFunctionArgumentsRule;
 import org.apache.asterix.optimizer.rules.InjectTypeCastForUnionRule;
@@ -176,7 +176,7 @@
     }
 
     public static final List<IAlgebraicRewriteRule> buildFulltextContainsRuleCollection() {
-        return Collections.singletonList(new FullTextContainsParameterCheckRule());
+        return Collections.singletonList(new FullTextContainsParameterCheckAndSetRule());
     }
 
     public static final List<IAlgebraicRewriteRule> buildNormalizationRuleCollection(ICcApplicationContext appCtx) {
diff --git a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/FullTextContainsParameterCheckRule.java b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/FullTextContainsParameterCheckAndSetRule.java
similarity index 77%
rename from asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/FullTextContainsParameterCheckRule.java
rename to asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/FullTextContainsParameterCheckAndSetRule.java
index c565b34..3e4e563 100644
--- a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/FullTextContainsParameterCheckRule.java
+++ b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/FullTextContainsParameterCheckAndSetRule.java
@@ -23,12 +23,15 @@
 
 import org.apache.asterix.common.exceptions.CompilationException;
 import org.apache.asterix.common.exceptions.ErrorCode;
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.asterix.metadata.declared.MetadataProvider;
+import org.apache.asterix.metadata.utils.FullTextUtil;
 import org.apache.asterix.om.base.AString;
 import org.apache.asterix.om.constants.AsterixConstantValue;
 import org.apache.asterix.om.functions.BuiltinFunctions;
 import org.apache.asterix.om.types.ATypeTag;
 import org.apache.asterix.om.utils.ConstantExpressionUtil;
-import org.apache.asterix.runtime.evaluators.functions.FullTextContainsDescriptor;
+import org.apache.asterix.runtime.evaluators.functions.FullTextContainsFunctionDescriptor;
 import org.apache.commons.lang3.mutable.Mutable;
 import org.apache.commons.lang3.mutable.MutableObject;
 import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
@@ -45,11 +48,13 @@
 import org.apache.hyracks.algebricks.core.rewriter.base.IAlgebraicRewriteRule;
 import org.apache.hyracks.api.exceptions.SourceLocation;
 
-/**
- * Checks whether the given parameters of the ftcontains() function are correct during the compilation.
- */
-public class FullTextContainsParameterCheckRule implements IAlgebraicRewriteRule {
+import com.google.common.base.Strings;
 
+/**
+ * Checks whether the given parameters of the ftcontains() function are correct during the compilation,
+ * and fetch the full-text config from metadata which is necessary for the ftcontains() function
+ */
+public class FullTextContainsParameterCheckAndSetRule implements IAlgebraicRewriteRule {
     // Visitor for checking and transforming ftcontains() expression
     protected FullTextContainsExpressionVisitor ftcontainsExprVisitor = new FullTextContainsExpressionVisitor();
 
@@ -59,7 +64,7 @@
         if (context.checkIfInDontApplySet(this, opRef.getValue())) {
             return false;
         }
-        if (checkParameter(opRef, context)) {
+        if (checkAndSetParameter(opRef, context)) {
             OperatorPropertiesUtil.typeOpRec(opRef, context);
             return true;
         }
@@ -69,10 +74,14 @@
     /**
      * Check the correctness of the parameters of the ftcontains(). Also rearrange options as arguments.
      * The expected form of ftcontains() is ftcontains(expression1, expression2, parameters as a record).
+     *
+     * If ftcontains() has the full-text config argument, this method will also fetch it (FullTextConfigDescriptor) from metadata
+     * and set it in the function expression so that the full-text config can be utilized later at run-time.
      */
-    private boolean checkParameter(Mutable<ILogicalOperator> opRef, IOptimizationContext context)
+    private boolean checkAndSetParameter(Mutable<ILogicalOperator> opRef, IOptimizationContext context)
             throws AlgebricksException {
         AbstractLogicalOperator op = (AbstractLogicalOperator) opRef.getValue();
+        ftcontainsExprVisitor.setContext(context);
         boolean modified = op.acceptExpressionTransform(ftcontainsExprVisitor);
         if (modified) {
             context.addToDontApplySet(this, op);
@@ -92,8 +101,13 @@
         // The number of anticipated arguments for a full-text query when a user provide option(s) as a record.
         private static final int FULLTEXT_QUERY_WITH_OPTION_NO_OF_ARGUMENTS = 3;
 
+        private IOptimizationContext context;
+
         public FullTextContainsExpressionVisitor() {
-            // no parameter is needed.
+        }
+
+        public void setContext(IOptimizationContext context) {
+            this.context = context;
         }
 
         @Override
@@ -156,14 +170,22 @@
                 // Sanity check for the types of the first two parameters
                 checkFirstAndSecondParamter(oldExprs, functionName);
 
+                // We cannot make ftConfigName a class-level variable in the visitor class
+                // because the visitor may be shared between multiple threads and such a variable may be corrupted
+                String ftConfigName = null;
                 // Checks and transforms the actual full-text parameters.
                 if (numberOfCorrectArguments == FULLTEXT_QUERY_WITH_OPTION_NO_OF_ARGUMENTS) {
-                    checkValueForThirdParameter(oldExprs.get(2), newExprs, functionName);
+                    ftConfigName =
+                            checkValueForThirdParameterAndGetFullTextConfig(oldExprs.get(2), newExprs, functionName);
                 } else {
                     // no option provided case: sets the default option here.
                     setDefaultValueForThirdParameter(newExprs);
                 }
 
+                MetadataProvider metadataProvider = (MetadataProvider) context.getMetadataProvider();
+                DataverseName dataverseName = metadataProvider.getDefaultDataverseName();
+                funcExpr.setOpaqueParameters(new Object[] { FullTextUtil
+                        .fetchFilterAndCreateConfigEvaluator(metadataProvider, dataverseName, ftConfigName) });
                 // Resets the last argument.
                 funcExpr.getArguments().clear();
                 funcExpr.getArguments().addAll(newExprs);
@@ -209,9 +231,14 @@
          *
          * @param expr
          * @throws AlgebricksException
+         *
+         * @return the full-text config name if specified in the function option,
+         * null if not specified which implies the default full-text config will be utilized later
          */
-        private void checkValueForThirdParameter(Mutable<ILogicalExpression> expr,
+        private String checkValueForThirdParameterAndGetFullTextConfig(Mutable<ILogicalExpression> expr,
                 List<Mutable<ILogicalExpression>> newArgs, String functionName) throws AlgebricksException {
+            String ftConfigName = null;
+
             // Get the last parameter - this should be a record-constructor.
             AbstractFunctionCallExpression openRecConsExpr = (AbstractFunctionCallExpression) expr.getValue();
             FunctionIdentifier openRecConsFi = openRecConsExpr.getFunctionIdentifier();
@@ -222,11 +249,17 @@
             }
 
             // We multiply 2 because the layout of the arguments are: [expr, val, expr1, val1, ...]
-            if (openRecConsExpr.getArguments().size() > FullTextContainsDescriptor.getParamTypeMap().size() * 2) {
+            if (openRecConsExpr.getArguments().size() > FullTextContainsFunctionDescriptor.getParamTypeMap().size()
+                    * 2) {
                 throw CompilationException.create(ErrorCode.TOO_MANY_OPTIONS_FOR_FUNCTION,
                         openRecConsExpr.getSourceLocation(), functionName);
             }
 
+            if (openRecConsExpr.getArguments().size() % 2 != 0) {
+                throw CompilationException.create(ErrorCode.COMPILATION_INVALID_PARAMETER_NUMBER,
+                        openRecConsExpr.getSourceLocation(), functionName);
+            }
+
             for (int i = 0; i < openRecConsExpr.getArguments().size(); i = i + 2) {
                 ILogicalExpression optionExpr = openRecConsExpr.getArguments().get(i).getValue();
                 ILogicalExpression optionExprVal = openRecConsExpr.getArguments().get(i + 1).getValue();
@@ -239,16 +272,15 @@
                 }
 
                 option = option.toLowerCase();
-                if (!FullTextContainsDescriptor.getParamTypeMap().containsKey(option)) {
+                if (!FullTextContainsFunctionDescriptor.getParamTypeMap().containsKey(option)) {
                     throw CompilationException.create(ErrorCode.TYPE_UNSUPPORTED, optionExprVal.getSourceLocation(),
                             functionName, option);
                 }
 
                 String optionTypeStringVal = null;
-
                 // If the option value is a constant, then we can check here.
                 if (optionExprVal.getExpressionTag() == LogicalExpressionTag.CONSTANT) {
-                    switch (FullTextContainsDescriptor.getParamTypeMap().get(option)) {
+                    switch (FullTextContainsFunctionDescriptor.getParamTypeMap().get(option)) {
                         case STRING:
                             optionTypeStringVal = ConstantExpressionUtil.getStringConstant(optionExprVal);
                             if (optionTypeStringVal == null) {
@@ -265,9 +297,14 @@
 
                     // Check the validity of option value
                     switch (option) {
-                        case FullTextContainsDescriptor.SEARCH_MODE_OPTION:
+                        case FullTextContainsFunctionDescriptor.SEARCH_MODE_OPTION:
                             checkSearchModeOption(optionTypeStringVal, functionName, optionExprVal.getSourceLocation());
                             break;
+                        case FullTextContainsFunctionDescriptor.FULLTEXT_CONFIG_OPTION:
+                            checkFullTextConfigOption(optionTypeStringVal, functionName,
+                                    optionExprVal.getSourceLocation());
+                            ftConfigName = optionTypeStringVal;
+                            break;
                         default:
                             throw CompilationException.create(ErrorCode.TYPE_UNSUPPORTED,
                                     optionExprVal.getSourceLocation(), functionName, option);
@@ -278,31 +315,45 @@
                 newArgs.add(new MutableObject<ILogicalExpression>(optionExpr));
                 newArgs.add(new MutableObject<ILogicalExpression>(optionExprVal));
             }
+            return ftConfigName;
         }
 
         private void checkSearchModeOption(String optionVal, String functionName, SourceLocation sourceLoc)
                 throws AlgebricksException {
-            if (optionVal.equals(FullTextContainsDescriptor.CONJUNCTIVE_SEARCH_MODE_OPTION)
-                    || optionVal.equals(FullTextContainsDescriptor.DISJUNCTIVE_SEARCH_MODE_OPTION)) {
+            if (optionVal.equals(FullTextContainsFunctionDescriptor.SearchMode.ALL.getValue())
+                    || optionVal.equals(FullTextContainsFunctionDescriptor.SearchMode.ANY.getValue())) {
                 return;
             } else {
                 throw CompilationException.create(ErrorCode.TYPE_UNSUPPORTED, sourceLoc, functionName, optionVal);
             }
         }
 
+        private void checkFullTextConfigOption(String optionVal, String functionName, SourceLocation sourceLoc)
+                throws AlgebricksException {
+            // Currently, here we only check if the full-text config is null or empty string
+            // We will check if the full-text config exists at run time
+            if (Strings.isNullOrEmpty(optionVal)) {
+                throw CompilationException.create(ErrorCode.COMPILATION_INVALID_EXPRESSION, sourceLoc, functionName,
+                        FullTextContainsFunctionDescriptor.FULLTEXT_CONFIG_OPTION, "not-null", "null");
+            } else {
+                return;
+            }
+        }
+
         /**
          * Sets the default option value(s) when a user doesn't provide any option.
          */
-        void setDefaultValueForThirdParameter(List<Mutable<ILogicalExpression>> newArgs) throws AlgebricksException {
+        void setDefaultValueForThirdParameter(List<Mutable<ILogicalExpression>> newArgs) {
             // Sets the search mode option: the default option is conjunctive search.
             ILogicalExpression searchModeOptionExpr = new ConstantExpression(
-                    new AsterixConstantValue(new AString(FullTextContainsDescriptor.SEARCH_MODE_OPTION)));
-            ILogicalExpression searchModeValExpr = new ConstantExpression(
-                    new AsterixConstantValue(new AString(FullTextContainsDescriptor.CONJUNCTIVE_SEARCH_MODE_OPTION)));
-
+                    new AsterixConstantValue(new AString(FullTextContainsFunctionDescriptor.SEARCH_MODE_OPTION)));
+            ILogicalExpression searchModeValExpr = new ConstantExpression(new AsterixConstantValue(
+                    new AString(FullTextContainsFunctionDescriptor.SearchMode.ALL.getValue())));
             // Add this option as arguments to the ftcontains().
             newArgs.add(new MutableObject<ILogicalExpression>(searchModeOptionExpr));
             newArgs.add(new MutableObject<ILogicalExpression>(searchModeValExpr));
+
+            // We don't set the full-text config option here because the default value should be null
         }
 
     }
diff --git a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/am/AbstractIntroduceAccessMethodRule.java b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/am/AbstractIntroduceAccessMethodRule.java
index b2fdb74..1946f82 100644
--- a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/am/AbstractIntroduceAccessMethodRule.java
+++ b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/am/AbstractIntroduceAccessMethodRule.java
@@ -54,6 +54,7 @@
 import org.apache.asterix.om.utils.ConstantExpressionUtil;
 import org.apache.asterix.optimizer.base.AnalysisUtil;
 import org.apache.asterix.optimizer.rules.am.OptimizableOperatorSubTree.DataSourceType;
+import org.apache.asterix.optimizer.rules.util.FullTextUtil;
 import org.apache.commons.lang3.mutable.Mutable;
 import org.apache.commons.lang3.mutable.MutableInt;
 import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
@@ -81,6 +82,7 @@
 import org.apache.hyracks.algebricks.core.algebra.typing.ITypingContext;
 import org.apache.hyracks.algebricks.core.rewriter.base.IAlgebraicRewriteRule;
 
+import com.google.common.base.Strings;
 import com.google.common.collect.ImmutableSet;
 
 /**
@@ -215,7 +217,7 @@
     /**
      * Choose all indexes that match the given access method. These indexes will be used as index-search
      * to replace the given predicates in a SELECT operator. Also, if there are multiple same type of indexes
-     * on the same field, only of them will be chosen. Allowed cases (AccessMethod, IndexType) are:
+     * on the same field, only one of them will be chosen. Allowed cases (AccessMethod, IndexType) are:
      * [BTreeAccessMethod , IndexType.BTREE], [RTreeAccessMethod , IndexType.RTREE],
      * [InvertedIndexAccessMethod, IndexType.SINGLE_PARTITION_WORD_INVIX || SINGLE_PARTITION_NGRAM_INVIX ||
      * LENGTH_PARTITIONED_WORD_INVIX || LENGTH_PARTITIONED_NGRAM_INVIX]
@@ -236,13 +238,34 @@
                 IAccessMethod chosenAccessMethod = amEntry.getKey();
                 Index chosenIndex = indexEntry.getKey();
                 IndexType indexType = chosenIndex.getIndexType();
-                boolean isKeywordOrNgramIndexChosen = indexType == IndexType.LENGTH_PARTITIONED_WORD_INVIX
-                        || indexType == IndexType.LENGTH_PARTITIONED_NGRAM_INVIX
-                        || indexType == IndexType.SINGLE_PARTITION_WORD_INVIX
+                boolean isKeywordIndexChosen = indexType == IndexType.LENGTH_PARTITIONED_WORD_INVIX
+                        || indexType == IndexType.SINGLE_PARTITION_WORD_INVIX;
+                boolean isNgramIndexChosen = indexType == IndexType.LENGTH_PARTITIONED_NGRAM_INVIX
                         || indexType == IndexType.SINGLE_PARTITION_NGRAM_INVIX;
                 if ((chosenAccessMethod == BTreeAccessMethod.INSTANCE && indexType == IndexType.BTREE)
                         || (chosenAccessMethod == RTreeAccessMethod.INSTANCE && indexType == IndexType.RTREE)
-                        || (chosenAccessMethod == InvertedIndexAccessMethod.INSTANCE && isKeywordOrNgramIndexChosen)) {
+                        // the inverted index will be utilized
+                        // For Ngram, the full-text config used in the index and in the query are always the default one,
+                        // so we don't check if the full-text config in the index and query match
+                        //
+                        // Note that the ngram index can be used in both
+                        // 1) full-text ftcontains() function
+                        // 2) non-full-text, regular string contains() function
+                        // 3) edit-distance functions that take keyword as an argument,
+                        //     e.g. edit_distance_check() when the threshold is larger than 1
+                        || (chosenAccessMethod == InvertedIndexAccessMethod.INSTANCE && isNgramIndexChosen)
+                        // the inverted index will be utilized
+                        // For keyword, different full-text configs may apply to different indexes on the same field,
+                        // so we need to check if the config used in the index matches the config in the ftcontains() query
+                        // If not, then we cannot use this index.
+                        //
+                        // Note that for now, the keyword/fulltext index can be utilized in
+                        // 1) the full-text ftcontains() function
+                        // 2) functions that take keyword as an argument, e.g. edit_distance_check() when the threshold is 1
+                        || (chosenAccessMethod == InvertedIndexAccessMethod.INSTANCE && isKeywordIndexChosen
+                                && isSameFullTextConfigInIndexAndQuery(analysisCtx,
+                                        chosenIndex.getFullTextConfigName()))) {
+
                     if (resultVarsToIndexTypesMap.containsKey(indexEntry.getValue())) {
                         List<IndexType> appliedIndexTypes = resultVarsToIndexTypesMap.get(indexEntry.getValue());
                         if (!appliedIndexTypes.contains(indexType)) {
@@ -261,6 +284,30 @@
         return result;
     }
 
+    private boolean isSameFullTextConfigInIndexAndQuery(AccessMethodAnalysisContext analysisCtx,
+            String indexFullTextConfig) {
+        IOptimizableFuncExpr expr = analysisCtx.getMatchedFuncExpr(0);
+        if (FullTextUtil.isFullTextContainsFunctionExpr(expr)) {
+            // ftcontains()
+            String expectedConfig = FullTextUtil.getFullTextConfigNameFromExpr(expr);
+            if (Strings.isNullOrEmpty(expectedConfig)) {
+                return Strings.isNullOrEmpty(indexFullTextConfig);
+            } else if (expectedConfig.equals(indexFullTextConfig)) {
+                return true;
+            }
+        } else {
+            // besides ftcontains(), there are other functions that utilize the full-text inverted-index,
+            // e.g. edit_distance_check(),
+            // for now, we don't accept users to specify the full-text config in those functions,
+            // that means, we assume the full-text config used in those function is always the default one with the name null,
+            // and if the index full-text config name is also null, the index can be utilized
+            if (Strings.isNullOrEmpty(indexFullTextConfig)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
     /**
      * Removes irrelevant access methods candidates, based on whether the
      * expressions in the query match those in the index. For example, some
diff --git a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/am/InvertedIndexAccessMethod.java b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/am/InvertedIndexAccessMethod.java
index 10fdfb9..31245fb 100644
--- a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/am/InvertedIndexAccessMethod.java
+++ b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/am/InvertedIndexAccessMethod.java
@@ -51,8 +51,7 @@
 import org.apache.asterix.om.types.AUnionType;
 import org.apache.asterix.om.types.IAType;
 import org.apache.asterix.om.types.hierachy.ATypeHierarchy;
-import org.apache.asterix.om.utils.ConstantExpressionUtil;
-import org.apache.asterix.runtime.evaluators.functions.FullTextContainsDescriptor;
+import org.apache.asterix.optimizer.rules.util.FullTextUtil;
 import org.apache.commons.lang3.mutable.Mutable;
 import org.apache.commons.lang3.mutable.MutableObject;
 import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
@@ -887,7 +886,8 @@
         jobGenParams.setSearchKeyType(typeTag);
     }
 
-    private void addFunctionSpecificArgs(IOptimizableFuncExpr optFuncExpr, InvertedIndexJobGenParams jobGenParams) {
+    private void addFunctionSpecificArgs(IOptimizableFuncExpr optFuncExpr, InvertedIndexJobGenParams jobGenParams)
+            throws CompilationException {
         if (optFuncExpr.getFuncExpr().getFunctionIdentifier() == BuiltinFunctions.STRING_CONTAINS) {
             jobGenParams.setSearchModifierType(SearchModifierType.CONJUNCTIVE);
             jobGenParams.setSimilarityThreshold(new AsterixConstantValue(AMissing.MISSING));
@@ -922,32 +922,12 @@
             // We check the last argument of the given full-text search to see whether conjunctive or disjunctive
             // search parameter is given. This is the last argument of the function call expression.
             AbstractFunctionCallExpression funcExpr = optFuncExpr.getFuncExpr();
-            jobGenParams.setSearchModifierType(getFullTextOption(funcExpr));
+            jobGenParams.setSearchModifierType(FullTextUtil.getFullTextSearchModeFromExpr(funcExpr));
 
             jobGenParams.setSimilarityThreshold(new AsterixConstantValue(ANull.NULL));
         }
     }
 
-    private static SearchModifierType getFullTextOption(AbstractFunctionCallExpression funcExpr) {
-        if (funcExpr.getArguments().size() < 3 || funcExpr.getArguments().size() % 2 != 0) {
-            // If no parameters or incorrect number of parameters are given, the default search type is returned.
-            return SearchModifierType.CONJUNCTIVE;
-        }
-        // From the third argument, it contains full-text search options.
-        for (int i = 2; i < funcExpr.getArguments().size(); i = i + 2) {
-            String optionName = ConstantExpressionUtil.getStringArgument(funcExpr, i);
-            if (optionName.equals(FullTextContainsDescriptor.SEARCH_MODE_OPTION)) {
-                String searchType = ConstantExpressionUtil.getStringArgument(funcExpr, i + 1);
-                if (searchType.equals(FullTextContainsDescriptor.CONJUNCTIVE_SEARCH_MODE_OPTION)) {
-                    return SearchModifierType.CONJUNCTIVE;
-                } else {
-                    return SearchModifierType.DISJUNCTIVE;
-                }
-            }
-        }
-        return null;
-    }
-
     private void addKeyVarsAndExprs(IOptimizableFuncExpr optFuncExpr, ArrayList<LogicalVariable> keyVarList,
             ArrayList<Mutable<ILogicalExpression>> keyExprList, IOptimizationContext context)
             throws AlgebricksException {
diff --git a/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/util/FullTextUtil.java b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/util/FullTextUtil.java
new file mode 100644
index 0000000..ab62e85
--- /dev/null
+++ b/asterixdb/asterix-algebra/src/main/java/org/apache/asterix/optimizer/rules/util/FullTextUtil.java
@@ -0,0 +1,106 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.asterix.optimizer.rules.util;
+
+import java.util.List;
+
+import org.apache.asterix.om.functions.BuiltinFunctions;
+import org.apache.asterix.om.utils.ConstantExpressionUtil;
+import org.apache.asterix.optimizer.rules.am.IOptimizableFuncExpr;
+import org.apache.asterix.optimizer.rules.am.InvertedIndexAccessMethod;
+import org.apache.asterix.runtime.evaluators.functions.FullTextContainsFunctionDescriptor;
+import org.apache.commons.lang3.mutable.Mutable;
+import org.apache.hyracks.algebricks.core.algebra.base.ILogicalExpression;
+import org.apache.hyracks.algebricks.core.algebra.expressions.AbstractFunctionCallExpression;
+import org.apache.hyracks.algebricks.core.algebra.functions.FunctionIdentifier;
+
+public class FullTextUtil {
+
+    public static boolean isFullTextContainsFunctionExpr(IOptimizableFuncExpr expr) {
+        return isFullTextContainsFunctionExpr(expr.getFuncExpr());
+    }
+
+    public static boolean isFullTextContainsFunctionExpr(AbstractFunctionCallExpression expr) {
+        FunctionIdentifier funcId = expr.getFunctionIdentifier();
+        if (funcId.equals(BuiltinFunctions.FULLTEXT_CONTAINS)
+                || funcId.equals(BuiltinFunctions.FULLTEXT_CONTAINS_WO_OPTION)) {
+            return true;
+        }
+        return false;
+    }
+
+    // If not a full-text function expression, then return null
+    // Otherwise, return the full-text config if one exists in the expression, otherwise return the default config
+    public static String getFullTextConfigNameFromExpr(IOptimizableFuncExpr expr) {
+        return getFullTextConfigNameFromExpr(expr.getFuncExpr());
+    }
+
+    // ToDo: here we are parsing the expr manually, maybe we can find a better way to parse the arguments,
+    //  e.g. convert the argument into an AdmObjectNode and then read from the object node
+    public static String getFullTextConfigNameFromExpr(AbstractFunctionCallExpression funcExpr) {
+        if (isFullTextContainsFunctionExpr(funcExpr) == false) {
+            return null;
+        }
+
+        String configName = null;
+        List<Mutable<ILogicalExpression>> arguments = funcExpr.getArguments();
+
+        // The first two arguments are
+        // 1) the full-text record field to be queried,
+        // 2) the query keyword array
+        // The next fields are the list of full-text search options,
+        // say, the next 4 fields can be "mode", "all", "config", "my_full_text_config"
+        // Originally, the full-text search option is an Asterix record such as
+        //     {"mode": "all", "config": "my_full_text_config"}
+        for (int i = 2; i < arguments.size(); i += 2) {
+            // The the full-text search option arguments are already checked in FullTextContainsParameterCheckAndSetRule,
+            String optionName = ConstantExpressionUtil.getStringConstant(arguments.get(i).getValue());
+
+            if (optionName.equalsIgnoreCase(FullTextContainsFunctionDescriptor.FULLTEXT_CONFIG_OPTION)) {
+                configName = ConstantExpressionUtil.getStringConstant(arguments.get(i + 1).getValue());
+                break;
+            }
+        }
+
+        return configName;
+    }
+
+    public static InvertedIndexAccessMethod.SearchModifierType getFullTextSearchModeFromExpr(
+            AbstractFunctionCallExpression funcExpr) {
+
+        // After the third argument, the following arguments are full-text search options.
+        for (int i = 2; i < funcExpr.getArguments().size(); i = i + 2) {
+            String optionName = ConstantExpressionUtil.getStringArgument(funcExpr, i);
+
+            if (optionName.equals(FullTextContainsFunctionDescriptor.SEARCH_MODE_OPTION)) {
+                String searchType = ConstantExpressionUtil.getStringArgument(funcExpr, i + 1);
+
+                if (searchType.equals(FullTextContainsFunctionDescriptor.SearchMode.ALL.getValue())) {
+                    return InvertedIndexAccessMethod.SearchModifierType.CONJUNCTIVE;
+                } else {
+                    return InvertedIndexAccessMethod.SearchModifierType.DISJUNCTIVE;
+                }
+            }
+        }
+
+        // Use CONJUNCTIVE by default
+        return InvertedIndexAccessMethod.SearchModifierType.CONJUNCTIVE;
+    }
+
+}
diff --git a/asterixdb/asterix-app/pom.xml b/asterixdb/asterix-app/pom.xml
index e309132..da9d881 100644
--- a/asterixdb/asterix-app/pom.xml
+++ b/asterixdb/asterix-app/pom.xml
@@ -154,7 +154,6 @@
           </ignoredUsedUndeclaredDependencies>
           <usedDependencies combine.children="append">
             <usedDependency>org.apache.hadoop:hadoop-common</usedDependency>
-            <usedDependency>org.apache.asterix:asterix-fuzzyjoin</usedDependency>
             <usedDependency>org.apache.asterix:asterix-geo</usedDependency>
           </usedDependencies>
           <ignoredUnusedDeclaredDependencies>
@@ -756,12 +755,6 @@
     </dependency>
     <dependency>
       <groupId>org.apache.asterix</groupId>
-      <artifactId>asterix-fuzzyjoin</artifactId>
-      <version>${project.version}</version>
-      <scope>test</scope>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.asterix</groupId>
       <artifactId>asterix-geo</artifactId>
       <version>${project.version}</version>
       <scope>test</scope>
diff --git a/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/io/PersistedResourceRegistry.java b/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/io/PersistedResourceRegistry.java
index 1168567..4cc6e43 100644
--- a/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/io/PersistedResourceRegistry.java
+++ b/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/io/PersistedResourceRegistry.java
@@ -111,6 +111,8 @@
 import org.apache.hyracks.storage.am.lsm.common.impls.NoOpIOOperationCallbackFactory;
 import org.apache.hyracks.storage.am.lsm.common.impls.PrefixMergePolicyFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.dataflow.LSMInvertedIndexLocalResource;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.FullTextConfigEvaluatorFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.StopwordsFullTextFilterEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.DelimitedUTF8StringBinaryTokenizerFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.HashedUTF8NGramTokenFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.HashedUTF8WordTokenFactory;
@@ -273,6 +275,10 @@
         registeredClasses.put("DelimitedUTF8StringBinaryTokenizerFactory",
                 DelimitedUTF8StringBinaryTokenizerFactory.class);
 
+        // IFullTextConfigFactory
+        registeredClasses.put("FullTextConfigEvaluatorFactory", FullTextConfigEvaluatorFactory.class);
+        registeredClasses.put("StopwordsFullTextFilterEvaluatorFactory", StopwordsFullTextFilterEvaluatorFactory.class);
+
         // ITokenFactory
         registeredClasses.put("AListElementTokenFactory", AListElementTokenFactory.class);
         registeredClasses.put("HashedUTF8NGramTokenFactory", HashedUTF8NGramTokenFactory.class);
diff --git a/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/translator/QueryTranslator.java b/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/translator/QueryTranslator.java
index c000d8b..69507bc 100644
--- a/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/translator/QueryTranslator.java
+++ b/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/translator/QueryTranslator.java
@@ -18,6 +18,8 @@
  */
 package org.apache.asterix.app.translator;
 
+import static org.apache.asterix.lang.common.statement.CreateFullTextFilterStatement.FIELD_TYPE_STOPWORDS;
+
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.InputStream;
@@ -106,6 +108,8 @@
 import org.apache.asterix.lang.common.statement.CreateDataverseStatement;
 import org.apache.asterix.lang.common.statement.CreateFeedPolicyStatement;
 import org.apache.asterix.lang.common.statement.CreateFeedStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextConfigStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextFilterStatement;
 import org.apache.asterix.lang.common.statement.CreateFunctionStatement;
 import org.apache.asterix.lang.common.statement.CreateIndexStatement;
 import org.apache.asterix.lang.common.statement.CreateLibraryStatement;
@@ -119,6 +123,8 @@
 import org.apache.asterix.lang.common.statement.ExternalDetailsDecl;
 import org.apache.asterix.lang.common.statement.FeedDropStatement;
 import org.apache.asterix.lang.common.statement.FeedPolicyDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextConfigDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextFilterDropStatement;
 import org.apache.asterix.lang.common.statement.FunctionDecl;
 import org.apache.asterix.lang.common.statement.FunctionDropStatement;
 import org.apache.asterix.lang.common.statement.IndexDropStatement;
@@ -157,6 +163,8 @@
 import org.apache.asterix.metadata.entities.Feed;
 import org.apache.asterix.metadata.entities.FeedConnection;
 import org.apache.asterix.metadata.entities.FeedPolicyEntity;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
 import org.apache.asterix.metadata.entities.Function;
 import org.apache.asterix.metadata.entities.Index;
 import org.apache.asterix.metadata.entities.InternalDatasetDetails;
@@ -179,6 +187,10 @@
 import org.apache.asterix.om.types.BuiltinType;
 import org.apache.asterix.om.types.IAType;
 import org.apache.asterix.om.types.TypeSignature;
+import org.apache.asterix.runtime.fulltext.AbstractFullTextFilterDescriptor;
+import org.apache.asterix.runtime.fulltext.FullTextConfigDescriptor;
+import org.apache.asterix.runtime.fulltext.IFullTextFilterDescriptor;
+import org.apache.asterix.runtime.fulltext.StopwordsFullTextFilterDescriptor;
 import org.apache.asterix.transaction.management.service.transaction.DatasetIdFactory;
 import org.apache.asterix.translator.AbstractLangTranslator;
 import org.apache.asterix.translator.ClientRequest;
@@ -229,10 +241,14 @@
 import org.apache.hyracks.control.common.controllers.CCConfig;
 import org.apache.hyracks.storage.am.common.dataflow.IndexDropOperatorDescriptor.DropOption;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
 import org.apache.logging.log4j.Level;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
+import com.google.common.base.Strings;
+import com.google.common.collect.ImmutableList;
+
 /*
  * Provides functionality for executing a batch of Query statements (queries included)
  * sequentially.
@@ -339,6 +355,12 @@
                     case CREATE_INDEX:
                         handleCreateIndexStatement(metadataProvider, stmt, hcc, requestParameters);
                         break;
+                    case CREATE_FULL_TEXT_FILTER:
+                        handleCreateFullTextFilterStatement(metadataProvider, stmt);
+                        break;
+                    case CREATE_FULL_TEXT_CONFIG:
+                        handleCreateFullTextConfigStatement(metadataProvider, stmt);
+                        break;
                     case TYPE_DECL:
                         handleCreateTypeStatement(metadataProvider, stmt);
                         break;
@@ -354,6 +376,12 @@
                     case INDEX_DROP:
                         handleIndexDropStatement(metadataProvider, stmt, hcc, requestParameters);
                         break;
+                    case FULL_TEXT_FILTER_DROP:
+                        handleFullTextFilterDrop(metadataProvider, stmt, hcc, requestParameters);
+                        break;
+                    case FULL_TEXT_CONFIG_DROP:
+                        handleFullTextConfigDrop(metadataProvider, stmt, hcc, requestParameters);
+                        break;
                     case TYPE_DROP:
                         handleTypeDropStatement(metadataProvider, stmt);
                         break;
@@ -978,10 +1006,12 @@
         CreateIndexStatement stmtCreateIndex = (CreateIndexStatement) stmt;
         String datasetName = stmtCreateIndex.getDatasetName().getValue();
         String indexName = stmtCreateIndex.getIndexName().getValue();
+        String fullTextConfigName = stmtCreateIndex.getFullTextConfigName();
         metadataProvider.validateDatabaseObjectName(stmtCreateIndex.getDataverseName(), indexName,
                 stmt.getSourceLocation());
         DataverseName dataverseName = getActiveDataverseName(stmtCreateIndex.getDataverseName());
-        lockUtil.createIndexBegin(lockManager, metadataProvider.getLocks(), dataverseName, datasetName);
+        lockUtil.createIndexBegin(lockManager, metadataProvider.getLocks(), dataverseName, datasetName,
+                fullTextConfigName);
         try {
             doCreateIndex(metadataProvider, stmtCreateIndex, dataverseName, datasetName, hcc, requestParameters);
         } finally {
@@ -1127,9 +1157,10 @@
             validateIndexKeyFields(stmtCreateIndex, keySourceIndicators, aRecordType, metaRecordType, indexFields,
                     indexFieldTypes);
 
-            Index newIndex = new Index(dataverseName, datasetName, indexName, indexType, indexFields,
-                    keySourceIndicators, indexFieldTypes, stmtCreateIndex.getGramLength(), overridesFieldTypes,
-                    stmtCreateIndex.isEnforced(), false, MetadataUtil.PENDING_ADD_OP);
+            Index newIndex =
+                    new Index(dataverseName, datasetName, indexName, indexType, indexFields, keySourceIndicators,
+                            indexFieldTypes, stmtCreateIndex.getGramLength(), stmtCreateIndex.getFullTextConfigName(),
+                            overridesFieldTypes, stmtCreateIndex.isEnforced(), false, MetadataUtil.PENDING_ADD_OP);
 
             bActiveTxn = false; // doCreateIndexImpl() takes over the current transaction
             doCreateIndexImpl(hcc, metadataProvider, ds, newIndex, jobFlags, sourceLoc);
@@ -1142,6 +1173,135 @@
         }
     }
 
+    public void handleCreateFullTextFilterStatement(MetadataProvider metadataProvider, Statement stmt)
+            throws Exception {
+        CreateFullTextFilterStatement stmtCreateFilter = (CreateFullTextFilterStatement) stmt;
+        String fullTextFilterName = stmtCreateFilter.getFilterName();
+        metadataProvider.validateDatabaseObjectName(stmtCreateFilter.getDataverseName(), fullTextFilterName,
+                stmt.getSourceLocation());
+        DataverseName dataverseName = getActiveDataverseName(stmtCreateFilter.getDataverseName());
+
+        lockUtil.createFullTextFilterBegin(lockManager, metadataProvider.getLocks(), dataverseName, fullTextFilterName);
+        try {
+            doCreateFullTextFilter(metadataProvider, stmtCreateFilter, dataverseName);
+        } finally {
+            metadataProvider.getLocks().unlock();
+        }
+    }
+
+    protected void doCreateFullTextFilter(MetadataProvider metadataProvider,
+            CreateFullTextFilterStatement stmtCreateFilter, DataverseName dataverseName) throws Exception {
+        AbstractFullTextFilterDescriptor filterDescriptor;
+
+        String filterType = stmtCreateFilter.getFilterType();
+        if (filterType == null) {
+            throw new CompilationException(ErrorCode.PARSE_ERROR, stmtCreateFilter.getSourceLocation(),
+                    "full-text filter type is null");
+        }
+
+        switch (filterType) {
+            case FIELD_TYPE_STOPWORDS: {
+                filterDescriptor = new StopwordsFullTextFilterDescriptor(dataverseName,
+                        stmtCreateFilter.getFilterName(), stmtCreateFilter.getStopwordsList());
+                break;
+            }
+            default:
+                throw new CompilationException(ErrorCode.COMPILATION_ERROR, stmtCreateFilter.getSourceLocation(),
+                        "Unexpected full-text filter type: " + filterType);
+        }
+
+        MetadataTransactionContext mdTxnCtx = MetadataManager.INSTANCE.beginTransaction();
+        metadataProvider.setMetadataTxnContext(mdTxnCtx);
+        try {
+            Dataverse dv = MetadataManager.INSTANCE.getDataverse(mdTxnCtx, dataverseName);
+            if (dv == null) {
+                throw new CompilationException(ErrorCode.UNKNOWN_DATAVERSE, stmtCreateFilter.getSourceLocation(),
+                        dataverseName);
+            }
+
+            String filterName = stmtCreateFilter.getFilterName();
+            FullTextFilterMetadataEntity existingFilter =
+                    MetadataManager.INSTANCE.getFullTextFilter(mdTxnCtx, dataverseName, filterName);
+            if (existingFilter != null) {
+                if (stmtCreateFilter.getIfNotExists()) {
+                    MetadataManager.INSTANCE.commitTransaction(mdTxnCtx);
+                    return;
+                } else {
+                    throw new CompilationException(ErrorCode.FULL_TEXT_FILTER_ALREADY_EXISTS,
+                            stmtCreateFilter.getSourceLocation(), filterName);
+                }
+            }
+
+            MetadataManager.INSTANCE.addFullTextFilter(mdTxnCtx, new FullTextFilterMetadataEntity(filterDescriptor));
+            MetadataManager.INSTANCE.commitTransaction(mdTxnCtx);
+        } catch (Exception e) {
+            abort(e, e, mdTxnCtx);
+            throw e;
+        }
+    }
+
+    public void handleCreateFullTextConfigStatement(MetadataProvider metadataProvider, Statement stmt)
+            throws Exception {
+        CreateFullTextConfigStatement stmtCreateConfig = (CreateFullTextConfigStatement) stmt;
+        String configName = stmtCreateConfig.getConfigName();
+        metadataProvider.validateDatabaseObjectName(stmtCreateConfig.getDataverseName(), configName,
+                stmt.getSourceLocation());
+        DataverseName dataverseName = getActiveDataverseName(stmtCreateConfig.getDataverseName());
+        ImmutableList<String> filterNames = stmtCreateConfig.getFilterNames();
+
+        lockUtil.createFullTextConfigBegin(lockManager, metadataProvider.getLocks(), dataverseName, configName,
+                filterNames);
+        try {
+            doCreateFullTextConfig(metadataProvider, stmtCreateConfig, dataverseName, configName, filterNames);
+        } finally {
+            metadataProvider.getLocks().unlock();
+        }
+    }
+
+    protected void doCreateFullTextConfig(MetadataProvider metadataProvider,
+            CreateFullTextConfigStatement stmtCreateConfig, DataverseName dataverseName, String configName,
+            ImmutableList<String> filterNames) throws Exception {
+
+        MetadataTransactionContext mdTxnCtx = MetadataManager.INSTANCE.beginTransaction();
+        metadataProvider.setMetadataTxnContext(mdTxnCtx);
+
+        try {
+            FullTextConfigMetadataEntity existingConfig =
+                    MetadataManager.INSTANCE.getFullTextConfig(mdTxnCtx, dataverseName, configName);
+            if (existingConfig != null) {
+                if (stmtCreateConfig.getIfNotExists()) {
+                    MetadataManager.INSTANCE.commitTransaction(mdTxnCtx);
+                    return;
+                } else {
+                    throw new CompilationException(ErrorCode.FULL_TEXT_CONFIG_ALREADY_EXISTS,
+                            stmtCreateConfig.getSourceLocation(), configName);
+                }
+            }
+
+            ImmutableList.Builder<IFullTextFilterDescriptor> filterDescriptorsBuilder =
+                    ImmutableList.<IFullTextFilterDescriptor> builder();
+            for (String filterName : filterNames) {
+                FullTextFilterMetadataEntity filterMetadataEntity =
+                        MetadataManager.INSTANCE.getFullTextFilter(mdTxnCtx, dataverseName, filterName);
+                if (filterMetadataEntity == null) {
+                    throw new CompilationException(ErrorCode.FULL_TEXT_FILTER_NOT_FOUND,
+                            stmtCreateConfig.getSourceLocation(), filterName);
+                }
+            }
+
+            TokenizerCategory tokenizerCategory = stmtCreateConfig.getTokenizerCategory();
+            FullTextConfigDescriptor configDescriptor =
+                    new FullTextConfigDescriptor(dataverseName, configName, tokenizerCategory, filterNames);
+            FullTextConfigMetadataEntity configMetadataEntity = new FullTextConfigMetadataEntity(configDescriptor);
+
+            MetadataManager.INSTANCE.addFullTextConfig(mdTxnCtx, configMetadataEntity);
+            MetadataManager.INSTANCE.commitTransaction(mdTxnCtx);
+        } catch (Exception e) {
+            abort(e, e, mdTxnCtx);
+            throw e;
+        }
+    }
+
     private void doCreateIndexImpl(IHyracksClientConnection hcc, MetadataProvider metadataProvider, Dataset ds,
             Index index, EnumSet<JobFlag> jobFlags, SourceLocation sourceLoc) throws Exception {
         ProgressState progress = ProgressState.NO_PROGRESS;
@@ -1926,6 +2086,95 @@
         }
     }
 
+    protected void handleFullTextFilterDrop(MetadataProvider metadataProvider, Statement stmt,
+            IHyracksClientConnection hcc, IRequestParameters requestParameters) throws Exception {
+        FullTextFilterDropStatement stmtFilterDrop = (FullTextFilterDropStatement) stmt;
+        DataverseName dataverseName = getActiveDataverseName(stmtFilterDrop.getDataverseName());
+        String fullTextFilterName = stmtFilterDrop.getFilterName();
+
+        lockUtil.dropFullTextFilterBegin(lockManager, metadataProvider.getLocks(), dataverseName, fullTextFilterName);
+        try {
+            doDropFullTextFilter(metadataProvider, stmtFilterDrop, dataverseName, fullTextFilterName);
+        } finally {
+            metadataProvider.getLocks().unlock();
+        }
+    }
+
+    protected void doDropFullTextFilter(MetadataProvider metadataProvider, FullTextFilterDropStatement stmtFilterDrop,
+            DataverseName dataverseName, String fullTextFilterName) throws AlgebricksException, RemoteException {
+        MetadataTransactionContext mdTxnCtx = MetadataManager.INSTANCE.beginTransaction();
+        metadataProvider.setMetadataTxnContext(mdTxnCtx);
+        try {
+            FullTextFilterMetadataEntity filter =
+                    MetadataManager.INSTANCE.getFullTextFilter(mdTxnCtx, dataverseName, fullTextFilterName);
+            if (filter == null) {
+                if (stmtFilterDrop.getIfExists()) {
+                    MetadataManager.INSTANCE.commitTransaction(mdTxnCtx);
+                    return;
+                } else {
+                    throw new CompilationException(ErrorCode.FULL_TEXT_FILTER_NOT_FOUND,
+                            stmtFilterDrop.getSourceLocation(), fullTextFilterName);
+                }
+            }
+
+            MetadataManager.INSTANCE.dropFullTextFilter(mdTxnCtx, dataverseName, fullTextFilterName);
+            MetadataManager.INSTANCE.commitTransaction(mdTxnCtx);
+        } catch (Exception e) {
+            abort(e, e, mdTxnCtx);
+            throw e;
+        }
+    }
+
+    protected void handleFullTextConfigDrop(MetadataProvider metadataProvider, Statement stmt,
+            IHyracksClientConnection hcc, IRequestParameters requestParameters)
+            throws AlgebricksException, RemoteException {
+        FullTextConfigDropStatement stmtConfigDrop = (FullTextConfigDropStatement) stmt;
+        DataverseName dataverseName = getActiveDataverseName(stmtConfigDrop.getDataverseName());
+        String configName = stmtConfigDrop.getConfigName();
+
+        lockUtil.dropFullTextConfigBegin(lockManager, metadataProvider.getLocks(), dataverseName, configName);
+        try {
+            doDropFullTextConfig(metadataProvider, stmtConfigDrop, hcc, requestParameters);
+        } finally {
+            metadataProvider.getLocks().unlock();
+        }
+    }
+
+    private void doDropFullTextConfig(MetadataProvider metadataProvider, FullTextConfigDropStatement stmtConfigDrop,
+            IHyracksClientConnection hcc, IRequestParameters requestParameters)
+            throws RemoteException, AlgebricksException {
+        // If the config name is null, then it means the default config
+        if (Strings.isNullOrEmpty(stmtConfigDrop.getConfigName())) {
+            throw new CompilationException(ErrorCode.FULL_TEXT_DEFAULT_CONFIG_CANNOT_BE_DELETED_OR_CREATED,
+                    stmtConfigDrop.getSourceLocation());
+        }
+
+        DataverseName dataverseName = getActiveDataverseName(stmtConfigDrop.getDataverseName());
+        MetadataTransactionContext mdTxnCtx = MetadataManager.INSTANCE.beginTransaction();
+        metadataProvider.setMetadataTxnContext(mdTxnCtx);
+        String fullTextConfigName = stmtConfigDrop.getConfigName();
+
+        try {
+            FullTextConfigMetadataEntity configMetadataEntity =
+                    MetadataManager.INSTANCE.getFullTextConfig(mdTxnCtx, dataverseName, fullTextConfigName);
+            if (configMetadataEntity == null) {
+                if (stmtConfigDrop.getIfExists()) {
+                    MetadataManager.INSTANCE.commitTransaction(mdTxnCtx);
+                    return;
+                } else {
+                    throw new CompilationException(ErrorCode.FULL_TEXT_CONFIG_NOT_FOUND,
+                            stmtConfigDrop.getSourceLocation(), fullTextConfigName);
+                }
+            }
+
+            MetadataManager.INSTANCE.dropFullTextConfig(mdTxnCtx, dataverseName, fullTextConfigName);
+            MetadataManager.INSTANCE.commitTransaction(mdTxnCtx);
+        } catch (Exception e) {
+            abort(e, e, mdTxnCtx);
+            throw e;
+        }
+    }
+
     protected void handleTypeDropStatement(MetadataProvider metadataProvider, Statement stmt) throws Exception {
         TypeDropStatement stmtTypeDrop = (TypeDropStatement) stmt;
         SourceLocation sourceLoc = stmtTypeDrop.getSourceLocation();
diff --git a/asterixdb/asterix-app/src/test/java/org/apache/asterix/test/active/TestUserActor.java b/asterixdb/asterix-app/src/test/java/org/apache/asterix/test/active/TestUserActor.java
index bc2c110..2d64f79 100644
--- a/asterixdb/asterix-app/src/test/java/org/apache/asterix/test/active/TestUserActor.java
+++ b/asterixdb/asterix-app/src/test/java/org/apache/asterix/test/active/TestUserActor.java
@@ -200,7 +200,7 @@
                 DataverseName dataverseName = dataset.getDataverseName();
                 String datasetName = dataset.getDatasetName();
                 try {
-                    lockUtil.createIndexBegin(lockManager, mdProvider.getLocks(), dataverseName, datasetName);
+                    lockUtil.createIndexBegin(lockManager, mdProvider.getLocks(), dataverseName, datasetName, null);
                     if (actionListener.isActive()) {
                         throw new RuntimeDataException(ErrorCode.CANNOT_ADD_INDEX_TO_DATASET_CONNECTED_TO_ACTIVE_ENTITY,
                                 DatasetUtil.getFullyQualifiedDisplayName(dataverseName, datasetName) + ".index",
diff --git a/asterixdb/asterix-app/src/test/java/org/apache/asterix/test/runtime/NullMissingTest.java b/asterixdb/asterix-app/src/test/java/org/apache/asterix/test/runtime/NullMissingTest.java
index 55a1a80..8cd02ed 100644
--- a/asterixdb/asterix-app/src/test/java/org/apache/asterix/test/runtime/NullMissingTest.java
+++ b/asterixdb/asterix-app/src/test/java/org/apache/asterix/test/runtime/NullMissingTest.java
@@ -86,9 +86,11 @@
             // Include only functions annotated with MissingNullInOutFunction
             if (functionDescriptor.getClass().isAnnotationPresent(MissingNullInOutFunction.class)) {
 
-                // We test all functions except record and cast functions, which requires type settings (we test them
-                // in runtime tests).
-                if (!className.contains("record") && !className.contains("Cast")) {
+                // We test all functions except record, cast and full-text contains functions,
+                // which requires type settings or argument settings.
+                // Instead, we test them in runtime tests.
+                if (!className.contains("record") && !className.contains("Cast")
+                        && !className.contains("FullTextContains")) {
                     tests.add(new Object[] { getTestName(functionDescriptor.getClass()), functionDescriptor });
                 } else {
                     LOGGER.log(Level.INFO, "Excluding " + className);
diff --git a/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_dataset/metadata_dataset.1.adm b/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_dataset/metadata_dataset.1.adm
index 84ce315..80bc98a 100644
--- a/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_dataset/metadata_dataset.1.adm
+++ b/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_dataset/metadata_dataset.1.adm
@@ -7,6 +7,8 @@
 { "DataverseName": "Metadata", "DatasetName": "Feed", "DatatypeDataverseName": "Metadata", "DatatypeName": "FeedRecordType", "DatasetType": "INTERNAL", "GroupName": "MetadataGroup", "CompactionPolicy": "concurrent", "CompactionPolicyProperties": [ { "Name": "max-component-count", "Value": "30" }, { "Name": "min-merge-component-count", "Value": "3" }, { "Name": "max-merge-component-count", "Value": "10" }, { "Name": "size-ratio", "Value": "1.2" } ], "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ [ "DataverseName" ], [ "FeedName" ] ], "PrimaryKey": [ [ "DataverseName" ], [ "FeedName" ] ], "Autogenerated": false }, "Hints": {{  }}, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "DatasetId": 10, "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "FeedConnection", "DatatypeDataverseName": "Metadata", "DatatypeName": "FeedConnectionRecordType", "DatasetType": "INTERNAL", "GroupName": "MetadataGroup", "CompactionPolicy": "concurrent", "CompactionPolicyProperties": [ { "Name": "max-component-count", "Value": "30" }, { "Name": "min-merge-component-count", "Value": "3" }, { "Name": "max-merge-component-count", "Value": "10" }, { "Name": "size-ratio", "Value": "1.2" } ], "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ [ "DataverseName" ], [ "FeedName" ], [ "DatasetName" ] ], "PrimaryKey": [ [ "DataverseName" ], [ "FeedName" ], [ "DatasetName" ] ], "Autogenerated": false }, "Hints": {{  }}, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "DatasetId": 11, "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "FeedPolicy", "DatatypeDataverseName": "Metadata", "DatatypeName": "FeedPolicyRecordType", "DatasetType": "INTERNAL", "GroupName": "MetadataGroup", "CompactionPolicy": "concurrent", "CompactionPolicyProperties": [ { "Name": "max-component-count", "Value": "30" }, { "Name": "min-merge-component-count", "Value": "3" }, { "Name": "max-merge-component-count", "Value": "10" }, { "Name": "size-ratio", "Value": "1.2" } ], "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ [ "DataverseName" ], [ "PolicyName" ] ], "PrimaryKey": [ [ "DataverseName" ], [ "PolicyName" ] ], "Autogenerated": false }, "Hints": {{  }}, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "DatasetId": 12, "PendingOp": 0 }
+{ "DataverseName": "Metadata", "DatasetName": "FullTextConfig", "DatatypeDataverseName": "Metadata", "DatatypeName": "FullTextConfigRecordType", "DatasetType": "INTERNAL", "GroupName": "MetadataGroup", "CompactionPolicy": "concurrent", "CompactionPolicyProperties": [ { "Name": "max-component-count", "Value": "30" }, { "Name": "min-merge-component-count", "Value": "3" }, { "Name": "max-merge-component-count", "Value": "10" }, { "Name": "size-ratio", "Value": "1.2" } ], "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ [ "DataverseName" ], [ "FullTextConfigName" ] ], "PrimaryKey": [ [ "DataverseName" ], [ "FullTextConfigName" ] ], "Autogenerated": false }, "Hints": {{  }}, "Timestamp": "Thu Oct 29 16:14:12 PDT 2020", "DatasetId": 16, "PendingOp": 0 }
+{ "DataverseName": "Metadata", "DatasetName": "FullTextFilter", "DatatypeDataverseName": "Metadata", "DatatypeName": "FullTextFilterRecordType", "DatasetType": "INTERNAL", "GroupName": "MetadataGroup", "CompactionPolicy": "concurrent", "CompactionPolicyProperties": [ { "Name": "max-component-count", "Value": "30" }, { "Name": "min-merge-component-count", "Value": "3" }, { "Name": "max-merge-component-count", "Value": "10" }, { "Name": "size-ratio", "Value": "1.2" } ], "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ [ "DataverseName" ], [ "FullTextFilterName" ] ], "PrimaryKey": [ [ "DataverseName" ], [ "FullTextFilterName" ] ], "Autogenerated": false }, "Hints": {{  }}, "Timestamp": "Thu Oct 29 16:14:12 PDT 2020", "DatasetId": 17, "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "Function", "DatatypeDataverseName": "Metadata", "DatatypeName": "FunctionRecordType", "DatasetType": "INTERNAL", "GroupName": "MetadataGroup", "CompactionPolicy": "concurrent", "CompactionPolicyProperties": [ { "Name": "max-component-count", "Value": "30" }, { "Name": "min-merge-component-count", "Value": "3" }, { "Name": "max-merge-component-count", "Value": "10" }, { "Name": "size-ratio", "Value": "1.2" } ], "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ [ "DataverseName" ], [ "Name" ], [ "Arity" ] ], "PrimaryKey": [ [ "DataverseName" ], [ "Name" ], [ "Arity" ] ], "Autogenerated": false }, "Hints": {{  }}, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "DatasetId": 7, "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "Index", "DatatypeDataverseName": "Metadata", "DatatypeName": "IndexRecordType", "DatasetType": "INTERNAL", "GroupName": "MetadataGroup", "CompactionPolicy": "concurrent", "CompactionPolicyProperties": [ { "Name": "max-component-count", "Value": "30" }, { "Name": "min-merge-component-count", "Value": "3" }, { "Name": "max-merge-component-count", "Value": "10" }, { "Name": "size-ratio", "Value": "1.2" } ], "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ [ "DataverseName" ], [ "DatasetName" ], [ "IndexName" ] ], "PrimaryKey": [ [ "DataverseName" ], [ "DatasetName" ], [ "IndexName" ] ], "Autogenerated": false }, "Hints": {{  }}, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "DatasetId": 4, "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "Library", "DatatypeDataverseName": "Metadata", "DatatypeName": "LibraryRecordType", "DatasetType": "INTERNAL", "GroupName": "MetadataGroup", "CompactionPolicy": "concurrent", "CompactionPolicyProperties": [ { "Name": "max-component-count", "Value": "30" }, { "Name": "min-merge-component-count", "Value": "3" }, { "Name": "max-merge-component-count", "Value": "10" }, { "Name": "size-ratio", "Value": "1.2" } ], "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ [ "DataverseName" ], [ "Name" ] ], "PrimaryKey": [ [ "DataverseName" ], [ "Name" ] ], "Autogenerated": false }, "Hints": {{  }}, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "DatasetId": 9, "PendingOp": 0 }
diff --git a/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_datatype/metadata_datatype.1.adm b/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_datatype/metadata_datatype.1.adm
index 9aa9269..d352a6f 100644
--- a/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_datatype/metadata_datatype.1.adm
+++ b/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_datatype/metadata_datatype.1.adm
@@ -29,6 +29,9 @@
 { "DataverseName": "Metadata", "DatatypeName": "FeedRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "FeedName", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "AdapterConfiguration", "FieldType": "FeedRecordType_AdapterConfiguration", "IsNullable": false, "IsMissable": false }, { "FieldName": "Timestamp", "FieldType": "string", "IsNullable": false, "IsMissable": false } ] } }, "Timestamp": "Thu May 14 18:42:45 PDT 2020" }
 { "DataverseName": "Metadata", "DatatypeName": "FeedRecordType_AdapterConfiguration", "Derived": { "Tag": "UNORDEREDLIST", "IsAnonymous": true, "UnorderedList": "FeedRecordType_AdapterConfiguration_Item" }, "Timestamp": "Thu May 14 18:42:45 PDT 2020" }
 { "DataverseName": "Metadata", "DatatypeName": "FeedRecordType_AdapterConfiguration_Item", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "Name", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "Value", "FieldType": "string", "IsNullable": false, "IsMissable": false } ] } }, "Timestamp": "Thu May 14 18:42:45 PDT 2020" }
+{ "DataverseName": "Metadata", "DatatypeName": "FullTextConfigRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "FullTextConfigName", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "Tokenizer", "FieldType": "string", "IsNullable": true, "IsMissable": false }, { "FieldName": "FullTextFilterPipeline", "FieldType": "FullTextFilterPipeline", "IsNullable": true, "IsMissable": false } ] } }, "Timestamp": "Mon Nov 23 02:42:02 PST 2020" }
+{ "DataverseName": "Metadata", "DatatypeName": "FullTextFilterPipeline", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "OrderedList": "string" }, "Timestamp": "Mon Nov 23 02:42:02 PST 2020" }
+{ "DataverseName": "Metadata", "DatatypeName": "FullTextFilterRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "FullTextFilterName", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "FullTextFilterType", "FieldType": "string", "IsNullable": false, "IsMissable": false } ] } }, "Timestamp": "Mon Nov 23 02:42:02 PST 2020" }
 { "DataverseName": "Metadata", "DatatypeName": "FunctionRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "Name", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "Arity", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "Params", "FieldType": "FunctionRecordType_Params", "IsNullable": false, "IsMissable": false }, { "FieldName": "ReturnType", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "Definition", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "Language", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "Kind", "FieldType": "string", "IsNullable": false, "IsMissable": false }, { "FieldName": "Dependencies", "FieldType": "FunctionRecordType_Dependencies", "IsNullable": false, "IsMissable": false } ] } }, "Timestamp": "Thu May 14 18:42:45 PDT 2020" }
 { "DataverseName": "Metadata", "DatatypeName": "FunctionRecordType_Dependencies", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "OrderedList": "FunctionRecordType_Dependencies_Item" }, "Timestamp": "Thu May 14 18:42:45 PDT 2020" }
 { "DataverseName": "Metadata", "DatatypeName": "FunctionRecordType_Dependencies_Item", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "OrderedList": "FunctionRecordType_Dependencies_Item_Item" }, "Timestamp": "Thu May 14 18:42:45 PDT 2020" }
diff --git a/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_index/metadata_index.1.adm b/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_index/metadata_index.1.adm
index bdb22c7..5a40088 100644
--- a/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_index/metadata_index.1.adm
+++ b/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_index/metadata_index.1.adm
@@ -7,6 +7,8 @@
 { "DataverseName": "Metadata", "DatasetName": "Feed", "IndexName": "Feed", "IndexStructure": "BTREE", "SearchKey": [ [ "DataverseName" ], [ "FeedName" ] ], "IsPrimary": true, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "FeedConnection", "IndexName": "FeedConnection", "IndexStructure": "BTREE", "SearchKey": [ [ "DataverseName" ], [ "FeedName" ], [ "DatasetName" ] ], "IsPrimary": true, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "FeedPolicy", "IndexName": "FeedPolicy", "IndexStructure": "BTREE", "SearchKey": [ [ "DataverseName" ], [ "PolicyName" ] ], "IsPrimary": true, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "PendingOp": 0 }
+{ "DataverseName": "Metadata", "DatasetName": "FullTextConfig", "IndexName": "FullTextConfig", "IndexStructure": "BTREE", "SearchKey": [ [ "DataverseName" ], [ "FullTextConfigName" ] ], "IsPrimary": true, "Timestamp": "Thu Oct 29 16:20:12 PDT 2020", "PendingOp": 0 }
+{ "DataverseName": "Metadata", "DatasetName": "FullTextFilter", "IndexName": "FullTextFilter", "IndexStructure": "BTREE", "SearchKey": [ [ "DataverseName" ], [ "FullTextFilterName" ] ], "IsPrimary": true, "Timestamp": "Thu Oct 29 16:20:12 PDT 2020", "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "Function", "IndexName": "Function", "IndexStructure": "BTREE", "SearchKey": [ [ "DataverseName" ], [ "Name" ], [ "Arity" ] ], "IsPrimary": true, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "Index", "IndexName": "Index", "IndexStructure": "BTREE", "SearchKey": [ [ "DataverseName" ], [ "DatasetName" ], [ "IndexName" ] ], "IsPrimary": true, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "PendingOp": 0 }
 { "DataverseName": "Metadata", "DatasetName": "Library", "IndexName": "Library", "IndexStructure": "BTREE", "SearchKey": [ [ "DataverseName" ], [ "Name" ] ], "IsPrimary": true, "Timestamp": "Fri Oct 21 10:29:21 PDT 2016", "PendingOp": 0 }
diff --git a/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_selfjoin/metadata_selfjoin.1.adm b/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_selfjoin/metadata_selfjoin.1.adm
index 7031c72..27f8a71 100644
--- a/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_selfjoin/metadata_selfjoin.1.adm
+++ b/asterixdb/asterix-app/src/test/resources/metadata/results/basic/metadata_selfjoin/metadata_selfjoin.1.adm
@@ -12,4 +12,6 @@
 { "dv1": "Metadata", "dv2": "Metadata" }
 { "dv1": "Metadata", "dv2": "Metadata" }
 { "dv1": "Metadata", "dv2": "Metadata" }
+{ "dv1": "Metadata", "dv2": "Metadata" }
+{ "dv1": "Metadata", "dv2": "Metadata" }
 { "dv1": "Metadata", "dv2": "Metadata" }
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.1.ddl.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.1.ddl.sqlpp
new file mode 100644
index 0000000..ad34b86
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.1.ddl.sqlpp
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+///////////////////////////////////////
+// Step 1: Create dataset and insert data
+
+DROP DATAVERSE MyDataVerse IF EXISTS;
+CREATE DATAVERSE MyDataVerse;
+
+USE MyDataVerse;
+
+DROP DATASET MyMessageDataset IF EXISTS;
+CREATE TYPE MyMessageType AS {
+    myMessageId:   int,
+    myMessageBody: string
+};
+CREATE DATASET MyMessageDataset(MyMessageType)
+    PRIMARY KEY myMessageId;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.10.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.10.query.sqlpp
new file mode 100644
index 0000000..1c6752d
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.10.query.sqlpp
@@ -0,0 +1,27 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+///////////////////////////////////////
+// Step 5: Select with ft_config
+
+USE MyDataVerse;
+
+// Without any ftcontains option
+SELECT VALUE myMessage from MyMessageDataset myMessage
+    WHERE ftcontains(myMessage.myMessageBody, ["the", "smart", "black"]) ORDER BY myMessage.myMessageId;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.11.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.11.query.sqlpp
new file mode 100644
index 0000000..17f3024
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.11.query.sqlpp
@@ -0,0 +1,28 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+///////////////////////////////////////
+// Step 5a: Select with ft_config
+
+USE MyDataVerse;
+
+// With FT Config my_first_stopword_config and `the`
+SELECT VALUE myMessage from MyMessageDataset myMessage
+    WHERE ftcontains(myMessage.myMessageBody, ["the", "smart", "black"], {"mode":"all", "config": "my_first_stopword_config"})
+    ORDER BY myMessage.myMessageId;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.12.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.12.query.sqlpp
new file mode 100644
index 0000000..6a05ae6
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.12.query.sqlpp
@@ -0,0 +1,28 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+///////////////////////////////////////
+// Step 5b: Select with ft_config
+
+USE MyDataVerse;
+
+// With FT Config my_first_stopword_config and `xxx`
+SELECT VALUE myMessage from MyMessageDataset myMessage
+    WHERE ftcontains(myMessage.myMessageBody, ["xxx", "cat"], {"mode":"all", "config": "my_first_stopword_config"})
+    ORDER BY myMessage.myMessageId;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.13.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.13.query.sqlpp
new file mode 100644
index 0000000..c05bd04
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.13.query.sqlpp
@@ -0,0 +1,28 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+///////////////////////////////////////
+// Step 5c: Select with ft_config
+
+USE MyDataVerse;
+
+// With FT Config my_second_stopword_config and `yyy`
+SELECT VALUE myMessage from MyMessageDataset myMessage
+    WHERE ftcontains(myMessage.myMessageBody, ["yyy", "cat"], {"mode":"all", "config": "my_second_stopword_config"})
+    ORDER BY myMessage.myMessageId;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.14.ddl.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.14.ddl.sqlpp
new file mode 100644
index 0000000..2c10e35
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.14.ddl.sqlpp
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+/////////////////////////////////////////
+// Step 6: Do a full-scan when no index with the same config
+
+USE MyDataVerse;
+
+DROP FULLTEXT CONFIG my_third_stopword_config IF EXISTS;
+CREATE FULLTEXT CONFIG my_third_stopword_config IF NOT EXISTS AS {
+    "tokenizer": "Word",
+    "filterPipeline": []
+}; // No index created with this new config
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.15.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.15.query.sqlpp
new file mode 100644
index 0000000..8d5ff33
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.15.query.sqlpp
@@ -0,0 +1,26 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+/////////////////////////////////////////
+// Step 6: Do a full-scan when no index with the same config
+
+USE MyDataVerse;
+
+SELECT count(myMessage) from MyMessageDataset myMessage
+   WHERE ftcontains(myMessage.myMessageBody, ["xxx", "smart", "black"], {"mode":"all", "config": "my_third_stopword_config"});
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.2.update.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.2.update.sqlpp
new file mode 100644
index 0000000..13b4250
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.2.update.sqlpp
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+USE MyDataVerse;
+
+INSERT INTO MyMessageDataset ([
+  {
+      "myMessageId":    1,
+      "myMessageBody":  "a smart black dog"
+  }
+]);
+
+UPSERT INTO MyMessageDataset ([
+  {
+      "myMessageId":    2,
+      "myMessageBody":  "the smart black dog"
+  }
+]);
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.3.ddl.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.3.ddl.sqlpp
new file mode 100644
index 0000000..e475c2b
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.3.ddl.sqlpp
@@ -0,0 +1,44 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+USE MyDataVerse;
+
+DROP FULLTEXT CONFIG my_stopword_config IF EXISTS;
+DROP FULLTEXT CONFIG my_first_stopword_config IF EXISTS;
+DROP FULLTEXT CONFIG my_second_stopword_config IF EXISTS;
+DROP FULLTEXT FILTER my_first_stopword_filter IF EXISTS;
+DROP FULLTEXT FILTER my_second_stopword_filter IF EXISTS;
+
+CREATE FULLTEXT FILTER my_first_stopword_filter IF NOT EXISTS AS {
+    "type": "stopwords",
+    "stopwordsList": ["a", "an", "the"]
+};
+CREATE FULLTEXT CONFIG my_first_stopword_config IF NOT EXISTS AS {
+    "tokenizer": "Word", // built-in tokenizers: "Word" or "NGram"
+    "filterPipeline": ["my_first_stopword_filter"]
+};
+
+CREATE FULLTEXT FILTER my_second_stopword_filter IF NOT EXISTS AS {
+    "type": "stopwords",
+    "stopwordsList": ["xxx", "yyy", "zzz"]
+};
+CREATE FULLTEXT CONFIG my_second_stopword_config IF NOT EXISTS AS {
+    "tokenizer": "Word", // built-in tokenizers: "Word" or "NGram"
+    "filterPipeline": ["my_second_stopword_filter"]
+};
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.4.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.4.query.sqlpp
new file mode 100644
index 0000000..b5c1363
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.4.query.sqlpp
@@ -0,0 +1,20 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+SELECT VALUE ix FROM Metadata.`FullTextConfig` ix ORDER BY ix.FullTextConfigName;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.5.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.5.query.sqlpp
new file mode 100644
index 0000000..8e0d694
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.5.query.sqlpp
@@ -0,0 +1,20 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+SELECT VALUE ix FROM Metadata.`FullTextFilter` ix ORDER BY ix.FullTextFilterName;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.6.ddl.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.6.ddl.sqlpp
new file mode 100644
index 0000000..fe59571
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.6.ddl.sqlpp
@@ -0,0 +1,31 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+///////////////////////////////////////
+// Step 3: Create 3 FullText Indices
+
+USE MyDataVerse;
+
+DROP INDEX MyMessageDataset.message_ft_index_0 IF EXISTS;
+DROP INDEX MyMessageDataset.message_ft_index_1 IF EXISTS;
+DROP INDEX MyMessageDataset.message_ft_index_2 IF EXISTS;
+
+CREATE INDEX message_ft_index_0  IF NOT EXISTS on MyMessageDataset(myMessageBody) TYPE FULLTEXT;
+CREATE INDEX message_ft_index_1  IF NOT EXISTS on MyMessageDataset(myMessageBody) TYPE FULLTEXT USING my_first_stopword_config;
+CREATE INDEX message_ft_index_2  IF NOT EXISTS on MyMessageDataset(myMessageBody) TYPE FULLTEXT USING my_second_stopword_config;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.7.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.7.query.sqlpp
new file mode 100644
index 0000000..f770fee
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.7.query.sqlpp
@@ -0,0 +1,20 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+SELECT Value v from Metadata.`Index` v WHERE v.DataverseName = "MyDataVerse" ORDER BY v. IndexName;
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.8.update.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.8.update.sqlpp
new file mode 100644
index 0000000..c7489da
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.8.update.sqlpp
@@ -0,0 +1,37 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+///////////////////////////////////////
+// Step 4: Insert after index created
+
+USE MyDataVerse;
+
+UPSERT INTO MyMessageDataset ([
+  {
+      "myMessageId":    3,
+      "myMessageBody":  "xxx cute cat"
+  }
+]);
+
+UPSERT INTO MyMessageDataset ([
+  {
+      "myMessageId":    4,
+      "myMessageBody":  "yyy crazy cat"
+  }
+]);
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.9.query.sqlpp b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.9.query.sqlpp
new file mode 100644
index 0000000..0387e37
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/queries_sqlpp/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.9.query.sqlpp
@@ -0,0 +1,27 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+///////////////////////////////////////
+// Step 5: Select with ft_config
+
+USE MyDataVerse;
+
+// Without FT Config
+SELECT VALUE myMessage from MyMessageDataset myMessage
+    WHERE ftcontains(myMessage.myMessageBody, ["the", "smart", "black"], {"mode":"all"}) ORDER BY myMessage.myMessageId;
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.10.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.10.adm
new file mode 100644
index 0000000..6785ffe
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.10.adm
@@ -0,0 +1 @@
+{ "myMessageId": 2, "myMessageBody": "the smart black dog" }
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.11.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.11.adm
new file mode 100644
index 0000000..730d14b
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.11.adm
@@ -0,0 +1,2 @@
+{ "myMessageId": 1, "myMessageBody": "a smart black dog" }
+{ "myMessageId": 2, "myMessageBody": "the smart black dog" }
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.12.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.12.adm
new file mode 100644
index 0000000..2c0e461
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.12.adm
@@ -0,0 +1 @@
+{ "myMessageId": 3, "myMessageBody": "xxx cute cat" }
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.13.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.13.adm
new file mode 100644
index 0000000..4c485dc
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.13.adm
@@ -0,0 +1,2 @@
+{ "myMessageId": 3, "myMessageBody": "xxx cute cat" }
+{ "myMessageId": 4, "myMessageBody": "yyy crazy cat" }
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.15.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.15.adm
new file mode 100644
index 0000000..3ff59f6
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.15.adm
@@ -0,0 +1 @@
+{ "$1": 0 }
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.4.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.4.adm
new file mode 100644
index 0000000..522e0ea
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.4.adm
@@ -0,0 +1,2 @@
+{ "DataverseName": "MyDataVerse", "FullTextConfigName": "my_first_stopword_config", "Tokenizer": "WORD", "FullTextFilterPipeline": [ "my_first_stopword_filter" ] }
+{ "DataverseName": "MyDataVerse", "FullTextConfigName": "my_second_stopword_config", "Tokenizer": "WORD", "FullTextFilterPipeline": [ "my_second_stopword_filter" ] }
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.5.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.5.adm
new file mode 100644
index 0000000..f117d36
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.5.adm
@@ -0,0 +1,2 @@
+{ "DataverseName": "MyDataVerse", "FullTextFilterName": "my_first_stopword_filter", "FullTextFilterType": "Stopwords", "StopwordList": [ "a", "an", "the" ] }
+{ "DataverseName": "MyDataVerse", "FullTextFilterName": "my_second_stopword_filter", "FullTextFilterType": "Stopwords", "StopwordList": [ "xxx", "yyy", "zzz" ] }
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.7.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.7.adm
new file mode 100644
index 0000000..ba9055b
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.7.adm
@@ -0,0 +1,4 @@
+{ "DataverseName": "MyDataVerse", "DatasetName": "MyMessageDataset", "IndexName": "MyMessageDataset", "IndexStructure": "BTREE", "SearchKey": [ [ "myMessageId" ] ], "IsPrimary": true, "Timestamp": "Sat Nov 14 21:16:57 PST 2020", "PendingOp": 0 }
+{ "DataverseName": "MyDataVerse", "DatasetName": "MyMessageDataset", "IndexName": "message_ft_index_0", "IndexStructure": "SINGLE_PARTITION_WORD_INVIX", "SearchKey": [ [ "myMessageBody" ] ], "IsPrimary": false, "Timestamp": "Sat Nov 14 21:16:59 PST 2020", "PendingOp": 0 }
+{ "DataverseName": "MyDataVerse", "DatasetName": "MyMessageDataset", "IndexName": "message_ft_index_1", "IndexStructure": "SINGLE_PARTITION_WORD_INVIX", "SearchKey": [ [ "myMessageBody" ] ], "IsPrimary": false, "Timestamp": "Sat Nov 14 21:16:59 PST 2020", "PendingOp": 0, "FullTextConfig": "my_first_stopword_config" }
+{ "DataverseName": "MyDataVerse", "DatasetName": "MyMessageDataset", "IndexName": "message_ft_index_2", "IndexStructure": "SINGLE_PARTITION_WORD_INVIX", "SearchKey": [ [ "myMessageBody" ] ], "IsPrimary": false, "Timestamp": "Sat Nov 14 21:16:59 PST 2020", "PendingOp": 0, "FullTextConfig": "my_second_stopword_config" }
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.9.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.9.adm
new file mode 100644
index 0000000..6785ffe
--- /dev/null
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/fulltext/stopwords-full-text-filter-1/stopwords-full-text-filter-1.9.adm
@@ -0,0 +1 @@
+{ "myMessageId": 2, "myMessageBody": "the smart black dog" }
\ No newline at end of file
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_external_dataset_azure_blob_storage.xml b/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_external_dataset_azure_blob_storage.xml
index df60e60..c6bad70 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_external_dataset_azure_blob_storage.xml
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_external_dataset_azure_blob_storage.xml
@@ -54,7 +54,7 @@
         <placeholder name="azureblob-credentialsname-2" value="connectionString" />
         <placeholder name="azureblob-credentialsvalue-2" value="%azureblob-connectionstringaccountkey%" />
         <output-dir compare="Text">invalid-auth-methods</output-dir>
-        <expected-error>ASX1133: Only a single authentication method is allowed: connectionString, accountName &amp; accountKey, or accountName &amp; sharedAccessSignature</expected-error>
+        <expected-error>ASX1138: Only a single authentication method is allowed: connectionString, accountName &amp; accountKey, or accountName &amp; sharedAccessSignature</expected-error>
       </compilation-unit>
     </test-case>
     <test-case FilePath="external-dataset/azure_blob_storage/auth-methods">
@@ -64,13 +64,13 @@
         <placeholder name="azureblob-credentialsname-2" value="connectionString" />
         <placeholder name="azureblob-credentialsvalue-2" value="%azureblob-connectionstringaccountkey%" />
         <output-dir compare="Text">invalid-auth-methods</output-dir>
-        <expected-error>ASX1133: Only a single authentication method is allowed: connectionString, accountName &amp; accountKey, or accountName &amp; sharedAccessSignature</expected-error>
+        <expected-error>ASX1138: Only a single authentication method is allowed: connectionString, accountName &amp; accountKey, or accountName &amp; sharedAccessSignature</expected-error>
       </compilation-unit>
     </test-case>
     <test-case FilePath="external-dataset/azure_blob_storage/auth-methods">
       <compilation-unit name="invalid-no-auth">
         <output-dir compare="Text">invalid-no-auth</output-dir>
-        <expected-error>ASX1134: No authentication parameters provided</expected-error>
+        <expected-error>ASX1139: No authentication parameters provided</expected-error>
       </compilation-unit>
     </test-case>
   </test-group>
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_sqlpp.xml b/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_sqlpp.xml
index 590ba49..837e050 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_sqlpp.xml
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/testsuite_sqlpp.xml
@@ -5494,6 +5494,11 @@
         <output-dir compare="Text">fulltext-index-large-data</output-dir>
       </compilation-unit>
     </test-case>
+    <test-case FilePath="fulltext">
+      <compilation-unit name="stopwords-full-text-filter-1">
+        <output-dir compare="Text">stopwords-full-text-filter-1</output-dir>
+      </compilation-unit>
+    </test-case>
   </test-group>
   <test-group name="global-aggregate">
     <test-case FilePath="global-aggregate">
diff --git a/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/api/IMetadataLockManager.java b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/api/IMetadataLockManager.java
index c85d091..79f13bf 100644
--- a/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/api/IMetadataLockManager.java
+++ b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/api/IMetadataLockManager.java
@@ -155,6 +155,66 @@
             throws AlgebricksException;
 
     /**
+     * Acquire read lock on the full-text config
+     *
+     * @param locks
+     *            the lock list to add the new lock to
+     * @param dataverseName
+     *            the dataverse name
+     * @param fullTextConfigName
+     *            the name of the full-text config in the given dataverse
+     * @throws AlgebricksException
+     *             if lock couldn't be acquired
+     */
+    void acquireFullTextConfigReadLock(LockList locks, DataverseName dataverseName, String fullTextConfigName)
+            throws AlgebricksException;
+
+    /**
+     * Acquire write lock on the full-text config
+     *
+     * @param locks
+     *            the lock list to add the new lock to
+     * @param dataverseName
+     *            the dataverse name
+     * @param fullTextConfigName
+     *            the name of the full-text config in the given dataverse
+     * @throws AlgebricksException
+     *             if lock couldn't be acquired
+     */
+    void acquireFullTextConfigWriteLock(LockList locks, DataverseName dataverseName, String fullTextConfigName)
+            throws AlgebricksException;
+
+    /**
+     * Acquire read lock on the full-text filter
+     *
+     * @param locks
+     *            the lock list to add the new lock to
+     * @param dataverseName
+     *            the dataverse name
+     * @param fullTextFilterName
+     *            the name of the full-text filter in the given dataverse
+     * @throws AlgebricksException
+     *             if lock couldn't be acquired
+     */
+    void acquireFullTextFilterReadLock(LockList locks, DataverseName dataverseName, String fullTextFilterName)
+            throws AlgebricksException;
+
+    /**
+     * Acquire write lock on the full-text filter
+     *
+     * @param locks
+     *            the lock list to add the new lock to
+     * @param dataverseName
+     *            the dataverse name
+     * @param fullTextFilterName
+     *            the name of the full-text filter in the given dataverse
+     * @throws AlgebricksException
+     *             if lock couldn't be acquired
+     */
+    void acquireFullTextFilterWriteLock(LockList locks, DataverseName dataverseName, String fullTextFilterName)
+            throws AlgebricksException;
+
+    /**
      * Acquire read lock on the library
      *
      * @param locks
diff --git a/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/exceptions/ErrorCode.java b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/exceptions/ErrorCode.java
index d662c8d..77c6b8d 100644
--- a/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/exceptions/ErrorCode.java
+++ b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/exceptions/ErrorCode.java
@@ -222,8 +222,14 @@
     public static final int ILLEGAL_RIGHT_OUTER_JOIN = 1130;
     public static final int SYNONYM_EXISTS = 1131;
     public static final int INVALID_HINT = 1132;
-    public static final int ONLY_SINGLE_AUTHENTICATION_IS_ALLOWED = 1133;
-    public static final int NO_AUTH_METHOD_PROVIDED = 1134;
+    public static final int FULL_TEXT_FILTER_NOT_FOUND = 1133;
+    public static final int FULL_TEXT_DEFAULT_CONFIG_CANNOT_BE_DELETED_OR_CREATED = 1134;
+    public static final int FULL_TEXT_CONFIG_ALREADY_EXISTS = 1135;
+    public static final int FULL_TEXT_FILTER_ALREADY_EXISTS = 1136;
+    public static final int FULL_TEXT_CONFIG_NOT_FOUND = 1137;
+    public static final int ONLY_SINGLE_AUTHENTICATION_IS_ALLOWED = 1138;
+    public static final int NO_AUTH_METHOD_PROVIDED = 1139;
+
     // Feed errors
     public static final int DATAFLOW_ILLEGAL_STATE = 3001;
     public static final int UTIL_DATAFLOW_UTILS_TUPLE_TOO_LARGE = 3002;
diff --git a/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/metadata/IMetadataLockUtil.java b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/metadata/IMetadataLockUtil.java
index b3a7f54..28eb553 100644
--- a/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/metadata/IMetadataLockUtil.java
+++ b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/metadata/IMetadataLockUtil.java
@@ -23,6 +23,8 @@
 import org.apache.asterix.common.config.DatasetConfig;
 import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
 
+import com.google.common.collect.ImmutableList;
+
 public interface IMetadataLockUtil {
 
     // Dataverse helpers
@@ -59,7 +61,7 @@
     // Index helpers
 
     void createIndexBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
-            String datasetName) throws AlgebricksException;
+            String datasetName, String fullTextConfigName) throws AlgebricksException;
 
     void dropIndexBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
             String datasetName) throws AlgebricksException;
@@ -72,7 +74,7 @@
     void dropTypeBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName, String typeName)
             throws AlgebricksException;
 
-    // Function helpers
+    // Library helpers
 
     void createLibraryBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
             String libraryName) throws AlgebricksException;
@@ -88,6 +90,22 @@
     void dropFunctionBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
             String functionName) throws AlgebricksException;
 
+    // Full-text filter helpers
+
+    void createFullTextFilterBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
+            String fullTextFilterName) throws AlgebricksException;
+
+    void dropFullTextFilterBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
+            String fullTextFilterName) throws AlgebricksException;
+
+    // Full-text config helpers
+
+    void createFullTextConfigBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
+            String fullTextConfigName, ImmutableList<String> fullTextFilterNames) throws AlgebricksException;
+
+    void dropFullTextConfigBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
+            String fullTextFilterName) throws AlgebricksException;
+
     // Adapter helpers
 
     void createAdapterBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
@@ -129,4 +147,4 @@
 
     void disconnectFeedBegin(IMetadataLockManager lockManager, LockList locks, DataverseName dataverseName,
             String datasetName, String feedName) throws AlgebricksException;
-}
\ No newline at end of file
+}
diff --git a/asterixdb/asterix-common/src/main/resources/asx_errormsg/en.properties b/asterixdb/asterix-common/src/main/resources/asx_errormsg/en.properties
index 3eed1d8..5b993a7 100644
--- a/asterixdb/asterix-common/src/main/resources/asx_errormsg/en.properties
+++ b/asterixdb/asterix-common/src/main/resources/asx_errormsg/en.properties
@@ -219,8 +219,13 @@
 1130 = Illegal use of RIGHT OUTER JOIN
 1131 = A synonym with this name %1$s already exists
 1132 = Invalid specification for hint %1$s. %2$s
-1133 = Only a single authentication method is allowed: connectionString, accountName & accountKey, or accountName & sharedAccessSignature
-1134 = No authentication parameters provided
+1133 = Full-text filter %1$s not found
+1134 = Default full-text config with a name of null cannot be deleted or created
+1135 = Full-text config %1$s already exists
+1136 = Full-text filter %1$s already exists
+1137 = Full-text config %1$s not found
+1138 = Only a single authentication method is allowed: connectionString, accountName & accountKey, or accountName & sharedAccessSignature
+1139 = No authentication parameters provided
 
 # Feed Errors
 3001 = Illegal state.
diff --git a/asterixdb/asterix-doc/src/main/user-defined_function/udf.md b/asterixdb/asterix-doc/src/main/user-defined_function/udf.md
index 7ca23bb..fe72789 100644
--- a/asterixdb/asterix-doc/src/main/user-defined_function/udf.md
+++ b/asterixdb/asterix-doc/src/main/user-defined_function/udf.md
@@ -19,7 +19,7 @@
 
 ## <a name="introduction">Introduction</a>
 
-Apache AsterixDB supports three languages for writing user-defined functions (UDFs): SQL++, Java and Python
+Apache AsterixDB supports three languages for writing user-defined functions (UDFs): SQL++, Java and Python.
 A user can encapsulate data processing logic into a UDF and invoke it
 later repeatedly. For SQL++ functions, a user can refer to [SQL++ Functions](sqlpp/manual.html#Functions)
 for their usages. This document will focus on UDFs in languages other than SQL++
@@ -50,7 +50,7 @@
 ## <a name="installingUDF">Installing a Java UDF Library</a>
 
 To install a UDF package to the cluster, we need to send a Multipart Form-data HTTP request to the `/admin/udf` endpoint
-of the CC at the normal API port (`19002` by default). The request should use HTTP Basic authentication. This means your
+of the CC at the normal API port (`19004` by default). The request should use HTTP Basic authentication. This means your
 credentials will *not* be obfuscated or encrypted *in any way*, so submit to this endpoint over localhost or a network
 where you know your traffic is safe from eavesdropping. Any suitable tool will do, but for the example here I will use
 `curl` which is widely available.
@@ -60,18 +60,24 @@
 * `udfs` dataverse name
 * with a new Library name of `testlib`
 * from `lib.zip` in the present working directory
-* to the cluster at `localhost` with API port `19002`
+* to the cluster at `localhost` with API port `19004` of the Asterix CC
 * with credentials being a username and password of `admin:admin`
 
 we would execute
 
-    curl -v -u admin:admin -X POST -F 'data=@./lib.zip' localhost:19002/admin/udf/udfs/testlib
+    curl -v -u admin:admin -X POST -F 'data=@./lib.zip' localhost:19004/admin/udf/udfs/testlib
 
 Any response other than `200` indicates an error in deployment.
 
 In the AsterixDB source release, we provide several sample UDFs that you can try out.
 You need to build the AsterixDB source to get the compiled UDF package. It can be found under
-the `asterixdb-external` sub-project. Assuming that these UDFs have been installed into the `testlib` library in`udfs` dataverse,
+the `asterix-external-data` sub-project under the path
+`asterixdb/asterix-external-data/src/test/java/org/apache/asterix/external/library`.
+After compilation, the UDFs will be packed in a zip file at
+`asterixdb/asterix-external-data/target/asterix-external-data-$VERSION-testlib.zip`
+which you can use to upload to the AsterixDB cluster.
+
+Assuming that these UDFs have been installed into the `testlib` library in`udfs` dataverse,
 here is an example that uses the sample UDF `mysum` to compute the sum of two input integers.
 
     USE udfs;
diff --git a/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/library/ExternalScalarJavaFunctionEvaluator.java b/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/library/ExternalScalarJavaFunctionEvaluator.java
index 33b0369..a8d246e 100755
--- a/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/library/ExternalScalarJavaFunctionEvaluator.java
+++ b/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/library/ExternalScalarJavaFunctionEvaluator.java
@@ -53,9 +53,16 @@
 
         String classname = finfo.getExternalIdentifier().get(0);
         try {
-            Class<?> clazz = Class.forName(classname, true, library.getClassLoader());
-            IFunctionFactory externalFunctionFactory = (IFunctionFactory) clazz.newInstance();
-            externalFunctionInstance = (IExternalScalarFunction) externalFunctionFactory.getExternalFunction();
+            //first, check if this class is assignable to the correct interface before running static initializers that
+            //may be dangerous
+            Class<?> clazz = Class.forName(classname, false, library.getClassLoader());
+            if (IFunctionFactory.class.isAssignableFrom(clazz)) {
+                //check if clazz implements IFunctionFactory
+                IFunctionFactory externalFunctionFactory = (IFunctionFactory) clazz.newInstance();
+                externalFunctionInstance = (IExternalScalarFunction) externalFunctionFactory.getExternalFunction();
+            } else {
+                throw new ClassCastException("Specified class does not implement IFunctionFactory");
+            }
         } catch (Exception e) {
             throw new RuntimeDataException(ErrorCode.LIBRARY_EXTERNAL_FUNCTION_UNABLE_TO_LOAD_CLASS, e, classname);
         }
diff --git a/asterixdb/asterix-fuzzyjoin/pom.xml b/asterixdb/asterix-fuzzyjoin/pom.xml
index 5d8884a..860c293 100644
--- a/asterixdb/asterix-fuzzyjoin/pom.xml
+++ b/asterixdb/asterix-fuzzyjoin/pom.xml
@@ -125,6 +125,10 @@
       <groupId>org.apache.hyracks</groupId>
       <artifactId>hyracks-dataflow-common</artifactId>
     </dependency>
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-api</artifactId>
+    </dependency>
   </dependencies>
 
 </project>
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/base/Statement.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/base/Statement.java
index 1e3e68f..182fc08 100644
--- a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/base/Statement.java
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/base/Statement.java
@@ -68,7 +68,11 @@
         WRITE,
         CREATE_INDEX,
         CREATE_DATAVERSE,
+        CREATE_FULL_TEXT_FILTER,
+        CREATE_FULL_TEXT_CONFIG,
         INDEX_DROP,
+        FULL_TEXT_FILTER_DROP,
+        FULL_TEXT_CONFIG_DROP,
         CREATE_FEED,
         DROP_FEED,
         START_FEED,
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateFullTextConfigStatement.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateFullTextConfigStatement.java
new file mode 100644
index 0000000..2d304be
--- /dev/null
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateFullTextConfigStatement.java
@@ -0,0 +1,102 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.asterix.lang.common.statement;
+
+import java.util.Iterator;
+
+import org.apache.asterix.common.exceptions.CompilationException;
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.asterix.lang.common.base.AbstractStatement;
+import org.apache.asterix.lang.common.expression.RecordConstructor;
+import org.apache.asterix.lang.common.util.FullTextUtil;
+import org.apache.asterix.lang.common.visitor.base.ILangVisitor;
+import org.apache.asterix.object.base.AdmArrayNode;
+import org.apache.asterix.object.base.AdmObjectNode;
+import org.apache.asterix.object.base.AdmStringNode;
+import org.apache.asterix.object.base.IAdmNode;
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
+
+import com.google.common.collect.ImmutableList;
+
+public class CreateFullTextConfigStatement extends AbstractStatement {
+
+    private final DataverseName dataverseName;
+    private final String configName;
+    private final boolean ifNotExists;
+    private final AdmObjectNode configNode;
+
+    public static final String FIELD_NAME_TOKENIZER = "tokenizer";
+    public static final String FIELD_NAME_FILTER_PIPELINE = "filterPipeline";
+
+    public CreateFullTextConfigStatement(DataverseName dataverseName, String configName, boolean ifNotExists,
+            RecordConstructor expr) throws CompilationException {
+        this.dataverseName = dataverseName;
+        this.configName = configName;
+        this.ifNotExists = ifNotExists;
+        this.configNode = FullTextUtil.validateAndGetConfigNode(expr);
+    }
+
+    public DataverseName getDataverseName() {
+        return dataverseName;
+    }
+
+    public String getConfigName() {
+        return configName;
+    }
+
+    public boolean getIfNotExists() {
+        return ifNotExists;
+    }
+
+    @Override
+    public Kind getKind() {
+        return Kind.CREATE_FULL_TEXT_CONFIG;
+    }
+
+    @Override
+    public <R, T> R accept(ILangVisitor<R, T> visitor, T arg) throws CompilationException {
+        return visitor.visit(this, arg);
+    }
+
+    @Override
+    public byte getCategory() {
+        return Category.DDL;
+    }
+
+    public TokenizerCategory getTokenizerCategory() throws HyracksDataException {
+        String tokenizerCategoryStr = configNode.getString(FIELD_NAME_TOKENIZER);
+        TokenizerCategory tokenizerCategory = TokenizerCategory.getEnumIgnoreCase(tokenizerCategoryStr);
+
+        return tokenizerCategory;
+    }
+
+    public ImmutableList<String> getFilterNames() {
+        AdmArrayNode arrayNode = (AdmArrayNode) configNode.get(FIELD_NAME_FILTER_PIPELINE);
+        ImmutableList.Builder<String> filterNamesBuilder = ImmutableList.builder();
+
+        Iterator<IAdmNode> iterator = arrayNode.iterator();
+        while (iterator.hasNext()) {
+            filterNamesBuilder.add(((AdmStringNode) iterator.next()).get());
+        }
+
+        return filterNamesBuilder.build();
+    }
+
+}
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateFullTextFilterStatement.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateFullTextFilterStatement.java
new file mode 100644
index 0000000..20427fd
--- /dev/null
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateFullTextFilterStatement.java
@@ -0,0 +1,105 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.asterix.lang.common.statement;
+
+import java.util.Iterator;
+
+import org.apache.asterix.common.exceptions.CompilationException;
+import org.apache.asterix.common.exceptions.ErrorCode;
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.asterix.lang.common.base.AbstractStatement;
+import org.apache.asterix.lang.common.expression.RecordConstructor;
+import org.apache.asterix.lang.common.util.FullTextUtil;
+import org.apache.asterix.lang.common.visitor.base.ILangVisitor;
+import org.apache.asterix.object.base.AdmArrayNode;
+import org.apache.asterix.object.base.AdmObjectNode;
+import org.apache.asterix.object.base.AdmStringNode;
+import org.apache.asterix.object.base.IAdmNode;
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+
+import com.google.common.collect.ImmutableList;
+
+public class CreateFullTextFilterStatement extends AbstractStatement {
+
+    private final DataverseName dataverseName;
+    private final String filterName;
+    private final boolean ifNotExists;
+    private final AdmObjectNode filterNode;
+
+    public static final String FIELD_NAME_TYPE = "type";
+    public static final String FIELD_NAME_STOPWORDS_LIST = "stopwordsList";
+    public static final String FIELD_TYPE_STOPWORDS = "stopwords";
+
+    public CreateFullTextFilterStatement(DataverseName dataverseName, String filterName, boolean ifNotExists,
+            RecordConstructor expr) throws CompilationException {
+        this.dataverseName = dataverseName;
+        this.filterName = filterName;
+        this.ifNotExists = ifNotExists;
+        this.filterNode = FullTextUtil.getFilterNode(expr);
+    }
+
+    public DataverseName getDataverseName() {
+        return dataverseName;
+    }
+
+    public String getFilterName() {
+        return filterName;
+    }
+
+    public boolean getIfNotExists() {
+        return this.ifNotExists;
+    }
+
+    public String getFilterType() throws HyracksDataException {
+        return filterNode.getString(FIELD_NAME_TYPE);
+    }
+
+    public ImmutableList<String> getStopwordsList() throws CompilationException {
+        ImmutableList.Builder listBuiler = ImmutableList.<String> builder();
+        AdmArrayNode arrayNode = (AdmArrayNode) filterNode.get(FIELD_NAME_STOPWORDS_LIST);
+
+        Iterator<IAdmNode> iterator = arrayNode.iterator();
+        while (iterator.hasNext()) {
+            IAdmNode node = iterator.next();
+            if (!(node instanceof AdmStringNode)) {
+                throw new CompilationException(ErrorCode.PARSE_ERROR, getSourceLocation(),
+                        "error when parsing stopwords list");
+            }
+
+            listBuiler.add(((AdmStringNode) node).get());
+        }
+
+        return listBuiler.build();
+    }
+
+    @Override
+    public Kind getKind() {
+        return Kind.CREATE_FULL_TEXT_FILTER;
+    }
+
+    @Override
+    public <R, T> R accept(ILangVisitor<R, T> visitor, T arg) throws CompilationException {
+        return visitor.visit(this, arg);
+    }
+
+    @Override
+    public byte getCategory() {
+        return Category.DDL;
+    }
+}
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateIndexStatement.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateIndexStatement.java
index 05fc055..55d0610 100644
--- a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateIndexStatement.java
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/CreateIndexStatement.java
@@ -44,6 +44,8 @@
 
     // Specific to NGram indexes.
     private int gramLength = -1;
+    // Specific to FullText indexes.
+    private String fullTextConfigName;
 
     public CreateIndexStatement() {
     }
@@ -56,6 +58,15 @@
         return gramLength;
     }
 
+    public void setFullTextConfigName(String fullTextConfigName) {
+        this.fullTextConfigName = fullTextConfigName;
+        return;
+    }
+
+    public String getFullTextConfigName() {
+        return fullTextConfigName;
+    }
+
     public Identifier getIndexName() {
         return indexName;
     }
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/FullTextConfigDropStatement.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/FullTextConfigDropStatement.java
new file mode 100644
index 0000000..ad84571
--- /dev/null
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/FullTextConfigDropStatement.java
@@ -0,0 +1,64 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.asterix.lang.common.statement;
+
+import org.apache.asterix.common.exceptions.CompilationException;
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.asterix.lang.common.base.AbstractStatement;
+import org.apache.asterix.lang.common.visitor.base.ILangVisitor;
+
+public class FullTextConfigDropStatement extends AbstractStatement {
+
+    private final DataverseName dataverseName;
+    private final String configName;
+    private final boolean ifExists;
+
+    public FullTextConfigDropStatement(DataverseName dataverseName, String configName, boolean ifExists) {
+        this.dataverseName = dataverseName;
+        this.configName = configName;
+        this.ifExists = ifExists;
+    }
+
+    @Override
+    public Kind getKind() {
+        return Kind.FULL_TEXT_CONFIG_DROP;
+    }
+
+    public boolean getIfExists() {
+        return ifExists;
+    }
+
+    public DataverseName getDataverseName() {
+        return dataverseName;
+    }
+
+    public String getConfigName() {
+        return configName;
+    }
+
+    @Override
+    public <R, T> R accept(ILangVisitor<R, T> visitor, T arg) throws CompilationException {
+        return visitor.visit(this, arg);
+    }
+
+    @Override
+    public byte getCategory() {
+        return Category.DDL;
+    }
+}
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/FullTextFilterDropStatement.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/FullTextFilterDropStatement.java
new file mode 100644
index 0000000..9debca0
--- /dev/null
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/statement/FullTextFilterDropStatement.java
@@ -0,0 +1,64 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.asterix.lang.common.statement;
+
+import org.apache.asterix.common.exceptions.CompilationException;
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.asterix.lang.common.base.AbstractStatement;
+import org.apache.asterix.lang.common.visitor.base.ILangVisitor;
+
+public class FullTextFilterDropStatement extends AbstractStatement {
+
+    private final DataverseName dataverseName;
+    private final String filterName;
+    private final boolean ifExists;
+
+    public FullTextFilterDropStatement(DataverseName dataverseName, String filterName, boolean ifExists) {
+        this.dataverseName = dataverseName;
+        this.filterName = filterName;
+        this.ifExists = ifExists;
+    }
+
+    @Override
+    public Kind getKind() {
+        return Kind.FULL_TEXT_FILTER_DROP;
+    }
+
+    public DataverseName getDataverseName() {
+        return dataverseName;
+    }
+
+    public String getFilterName() {
+        return filterName;
+    }
+
+    public boolean getIfExists() {
+        return ifExists;
+    }
+
+    @Override
+    public <R, T> R accept(ILangVisitor<R, T> visitor, T arg) throws CompilationException {
+        return visitor.visit(this, arg);
+    }
+
+    @Override
+    public byte getCategory() {
+        return Category.DDL;
+    }
+}
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/util/FullTextUtil.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/util/FullTextUtil.java
new file mode 100644
index 0000000..c071dc9
--- /dev/null
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/util/FullTextUtil.java
@@ -0,0 +1,77 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.asterix.lang.common.util;
+
+import static org.apache.asterix.lang.common.statement.CreateFullTextConfigStatement.FIELD_NAME_FILTER_PIPELINE;
+import static org.apache.asterix.lang.common.statement.CreateFullTextConfigStatement.FIELD_NAME_TOKENIZER;
+
+import org.apache.asterix.common.exceptions.CompilationException;
+import org.apache.asterix.lang.common.expression.RecordConstructor;
+import org.apache.asterix.object.base.AdmObjectNode;
+import org.apache.asterix.om.types.AOrderedListType;
+import org.apache.asterix.om.types.ARecordType;
+import org.apache.asterix.om.types.BuiltinType;
+import org.apache.asterix.om.types.IAType;
+
+public class FullTextUtil {
+
+    private FullTextUtil() {
+    }
+
+    //--------------------------------------- Full-text config --------------------------------------//
+
+    // Example of full-text config create statement
+    // CREATE FULLTEXT CONFIG my_second_stopword_config IF NOT EXISTS AS {
+    //     "Tokenizer": "Word", // built-in tokenizers: "Word" or "NGram"
+    //     "FilterPipeline": ["my_second_stopword_filter"]
+    // };
+    private static ARecordType getFullTextConfigRecordType() {
+        final String[] fieldNames = { FIELD_NAME_TOKENIZER, FIELD_NAME_FILTER_PIPELINE };
+        final IAType[] fieldTypes = { BuiltinType.ASTRING, new AOrderedListType(BuiltinType.ASTRING, null) };
+        return new ARecordType("fullTextConfigRecordType", fieldNames, fieldTypes, true);
+    }
+
+    private static final ARecordType FULL_TEXT_CONFIG_RECORD_TYPE = getFullTextConfigRecordType();
+
+    public static AdmObjectNode validateAndGetConfigNode(RecordConstructor recordConstructor)
+            throws CompilationException {
+        final ConfigurationTypeValidator validator = new ConfigurationTypeValidator();
+        final AdmObjectNode node = ExpressionUtils.toNode(recordConstructor);
+        validator.validateType(FULL_TEXT_CONFIG_RECORD_TYPE, node);
+        return node;
+    }
+
+    //--------------------------------------- Full-text filter --------------------------------------//
+
+    // Example of full-text filter create statement
+    // Note that only the type field is a must, and other fields is filter-type-specific
+    //
+    // CREATE FULLTEXT FILTER my_stopword_filter IF NOT EXISTS AS {
+    //     "Type": "stopwords",
+    //     "StopwordsList": ["xxx", "yyy", "zzz"]
+    // };
+
+    public static AdmObjectNode getFilterNode(RecordConstructor recordConstructor) throws CompilationException {
+        // Skip validation here because the current validator only supports CLOSED record validate
+        // while the FULL_TEXT_FILTER_RECORD_TYPE is open and specific to the filter types,
+        // e.g. stopwords filter and stemmer filter may have different fields
+        final AdmObjectNode node = ExpressionUtils.toNode(recordConstructor);
+        return node;
+    }
+}
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/FormatPrintVisitor.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/FormatPrintVisitor.java
index 0474c0e..ac08705 100644
--- a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/FormatPrintVisitor.java
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/FormatPrintVisitor.java
@@ -70,6 +70,8 @@
 import org.apache.asterix.lang.common.statement.CreateDataverseStatement;
 import org.apache.asterix.lang.common.statement.CreateFeedPolicyStatement;
 import org.apache.asterix.lang.common.statement.CreateFeedStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextConfigStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextFilterStatement;
 import org.apache.asterix.lang.common.statement.CreateFunctionStatement;
 import org.apache.asterix.lang.common.statement.CreateIndexStatement;
 import org.apache.asterix.lang.common.statement.CreateLibraryStatement;
@@ -83,6 +85,8 @@
 import org.apache.asterix.lang.common.statement.ExternalDetailsDecl;
 import org.apache.asterix.lang.common.statement.FeedDropStatement;
 import org.apache.asterix.lang.common.statement.FeedPolicyDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextConfigDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextFilterDropStatement;
 import org.apache.asterix.lang.common.statement.FunctionDecl;
 import org.apache.asterix.lang.common.statement.FunctionDropStatement;
 import org.apache.asterix.lang.common.statement.IndexDropStatement;
@@ -686,6 +690,20 @@
     }
 
     @Override
+    public Void visit(CreateFullTextFilterStatement cis, Integer step) throws CompilationException {
+        out.print(skip(step) + "create fulltext filter " + cis.getFilterName());
+        out.println(SEMICOLON);
+        return null;
+    }
+
+    @Override
+    public Void visit(CreateFullTextConfigStatement cis, Integer step) throws CompilationException {
+        out.print(skip(step) + "create fulltext config " + cis.getConfigName());
+        out.println(SEMICOLON);
+        return null;
+    }
+
+    @Override
     public Void visit(IndexDropStatement del, Integer step) throws CompilationException {
         out.print(skip(step) + "drop index ");
         out.print(generateFullName(del.getDataverseName(), del.getDatasetName()));
@@ -719,6 +737,20 @@
     }
 
     @Override
+    public Void visit(FullTextFilterDropStatement del, Integer step) throws CompilationException {
+        out.print(skip(step) + "drop fulltext filter " + del.getFilterName());
+        out.println(generateIfExists(del.getIfExists()) + SEMICOLON);
+        return null;
+    }
+
+    @Override
+    public Void visit(FullTextConfigDropStatement del, Integer step) throws CompilationException {
+        out.print(skip(step) + "drop fulltext config " + del.getConfigName());
+        out.println(generateIfExists(del.getIfExists()) + SEMICOLON);
+        return null;
+    }
+
+    @Override
     public Void visit(ConnectFeedStatement connectFeedStmt, Integer step) throws CompilationException {
         out.print(skip(step) + "connect " + FEED);
         out.print(generateFullName(connectFeedStmt.getDataverseName(), new Identifier(connectFeedStmt.getFeedName())));
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/base/AbstractQueryExpressionVisitor.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/base/AbstractQueryExpressionVisitor.java
index 9f4571d..0b4f56b 100644
--- a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/base/AbstractQueryExpressionVisitor.java
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/base/AbstractQueryExpressionVisitor.java
@@ -31,6 +31,8 @@
 import org.apache.asterix.lang.common.statement.CreateDataverseStatement;
 import org.apache.asterix.lang.common.statement.CreateFeedPolicyStatement;
 import org.apache.asterix.lang.common.statement.CreateFeedStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextConfigStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextFilterStatement;
 import org.apache.asterix.lang.common.statement.CreateFunctionStatement;
 import org.apache.asterix.lang.common.statement.CreateIndexStatement;
 import org.apache.asterix.lang.common.statement.CreateLibraryStatement;
@@ -43,6 +45,8 @@
 import org.apache.asterix.lang.common.statement.DropDatasetStatement;
 import org.apache.asterix.lang.common.statement.FeedDropStatement;
 import org.apache.asterix.lang.common.statement.FeedPolicyDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextConfigDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextFilterDropStatement;
 import org.apache.asterix.lang.common.statement.FunctionDecl;
 import org.apache.asterix.lang.common.statement.FunctionDropStatement;
 import org.apache.asterix.lang.common.statement.IndexDropStatement;
@@ -184,6 +188,26 @@
     }
 
     @Override
+    public R visit(CreateFullTextFilterStatement del, T arg) throws CompilationException {
+        return null;
+    }
+
+    @Override
+    public R visit(FullTextFilterDropStatement del, T arg) throws CompilationException {
+        return null;
+    }
+
+    @Override
+    public R visit(CreateFullTextConfigStatement del, T arg) throws CompilationException {
+        return null;
+    }
+
+    @Override
+    public R visit(FullTextConfigDropStatement del, T arg) throws CompilationException {
+        return null;
+    }
+
+    @Override
     public R visit(DisconnectFeedStatement del, T arg) throws CompilationException {
         return null;
     }
diff --git a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/base/ILangVisitor.java b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/base/ILangVisitor.java
index 2957509..e36ec73 100644
--- a/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/base/ILangVisitor.java
+++ b/asterixdb/asterix-lang-common/src/main/java/org/apache/asterix/lang/common/visitor/base/ILangVisitor.java
@@ -48,6 +48,8 @@
 import org.apache.asterix.lang.common.statement.CreateDataverseStatement;
 import org.apache.asterix.lang.common.statement.CreateFeedPolicyStatement;
 import org.apache.asterix.lang.common.statement.CreateFeedStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextConfigStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextFilterStatement;
 import org.apache.asterix.lang.common.statement.CreateFunctionStatement;
 import org.apache.asterix.lang.common.statement.CreateIndexStatement;
 import org.apache.asterix.lang.common.statement.CreateLibraryStatement;
@@ -60,6 +62,8 @@
 import org.apache.asterix.lang.common.statement.DropDatasetStatement;
 import org.apache.asterix.lang.common.statement.FeedDropStatement;
 import org.apache.asterix.lang.common.statement.FeedPolicyDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextConfigDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextFilterDropStatement;
 import org.apache.asterix.lang.common.statement.FunctionDecl;
 import org.apache.asterix.lang.common.statement.FunctionDropStatement;
 import org.apache.asterix.lang.common.statement.IndexDropStatement;
@@ -144,8 +148,16 @@
 
     R visit(CreateDataverseStatement del, T arg) throws CompilationException;
 
+    R visit(CreateFullTextFilterStatement cis, T arg) throws CompilationException;
+
+    R visit(CreateFullTextConfigStatement cis, T arg) throws CompilationException;
+
     R visit(IndexDropStatement del, T arg) throws CompilationException;
 
+    R visit(FullTextFilterDropStatement del, T arg) throws CompilationException;
+
+    R visit(FullTextConfigDropStatement del, T arg) throws CompilationException;
+
     R visit(NodeGroupDropStatement del, T arg) throws CompilationException;
 
     R visit(DataverseDropStatement del, T arg) throws CompilationException;
diff --git a/asterixdb/asterix-lang-sqlpp/src/main/javacc/SQLPP.jj b/asterixdb/asterix-lang-sqlpp/src/main/javacc/SQLPP.jj
index 3d451ee..56c7163 100644
--- a/asterixdb/asterix-lang-sqlpp/src/main/javacc/SQLPP.jj
+++ b/asterixdb/asterix-lang-sqlpp/src/main/javacc/SQLPP.jj
@@ -133,6 +133,8 @@
 import org.apache.asterix.lang.common.statement.CreateFunctionStatement;
 import org.apache.asterix.lang.common.statement.CreateIndexStatement;
 import org.apache.asterix.lang.common.statement.CreateSynonymStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextFilterStatement;
+import org.apache.asterix.lang.common.statement.CreateFullTextConfigStatement;
 import org.apache.asterix.lang.common.statement.DatasetDecl;
 import org.apache.asterix.lang.common.statement.DataverseDecl;
 import org.apache.asterix.lang.common.statement.DataverseDropStatement;
@@ -145,6 +147,8 @@
 import org.apache.asterix.lang.common.statement.FunctionDecl;
 import org.apache.asterix.lang.common.statement.FunctionDropStatement;
 import org.apache.asterix.lang.common.statement.IndexDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextFilterDropStatement;
+import org.apache.asterix.lang.common.statement.FullTextConfigDropStatement;
 import org.apache.asterix.lang.common.statement.InsertStatement;
 import org.apache.asterix.lang.common.statement.InternalDetailsDecl;
 import org.apache.asterix.lang.common.statement.LoadStatement;
@@ -238,6 +242,8 @@
     private static final String UNBOUNDED = "UNBOUNDED";
     private static final String REPLACE = "REPLACE";
     private static final String RETURNS = "RETURNS";
+    private static final String CONFIG = "CONFIG";
+
 
     private static final String INT_TYPE_NAME = "int";
     private static final String UDF_VARARGS_PARAM_NAME = "args"; // Note: this value is stored in the function metadata
@@ -258,10 +264,12 @@
     private static class IndexParams {
       public IndexType type;
       public int gramLength;
+      public String fullTextConfig;
 
-      public IndexParams(IndexType type, int gramLength) {
+      public IndexParams(IndexType type, int gramLength, String fullTextConfig) {
         this.type = type;
         this.gramLength = gramLength;
+        this.fullTextConfig = fullTextConfig;
       }
     };
 
@@ -761,6 +769,7 @@
     | stmt = CreateSynonymStatement(startToken)
     | stmt = CreateFeedStatement(startToken)
     | stmt = CreateFeedPolicyStatement(startToken)
+    | stmt = CreateFullTextStatement(startToken)
   )
   {
     return stmt;
@@ -1095,6 +1104,7 @@
     if (indexType != null) {
       stmt.setIndexType(indexType.type);
       stmt.setGramLength(indexType.gramLength);
+      stmt.setFullTextConfigName(indexType.fullTextConfig);
     }
     stmt.setEnforced(enforced);
     return addSourceLocation(stmt, startStmtToken);
@@ -1138,6 +1148,7 @@
 {
   IndexType type = null;
   int gramLength = 0;
+  String fullTextConfig = null;
 }
 {
   (<BTREE>
@@ -1152,10 +1163,18 @@
     {
       type = IndexType.LENGTH_PARTITIONED_WORD_INVIX;
     }
-  |<FULLTEXT>
+  | <FULLTEXT>
     {
       type = IndexType.SINGLE_PARTITION_WORD_INVIX;
     }
+    // For now we don't allow inverted index creation using a full-text config in another data verse.
+    // We may want to support corss-dataverse full-text config access later
+    // If so, replace the Identifier() with QualifiedName() to get the dataverse name
+    ( <USING> Identifier()
+      {
+        fullTextConfig = token.image;
+      }
+    )?
   | <NGRAM> <LEFTPAREN> <INTEGER_LITERAL>
     {
       type = IndexType.LENGTH_PARTITIONED_NGRAM_INVIX;
@@ -1163,7 +1182,7 @@
     }
   <RIGHTPAREN>)
     {
-      return new IndexParams(type, gramLength);
+      return new IndexParams(type, gramLength, fullTextConfig);
     }
 }
 
@@ -1475,6 +1494,69 @@
   }
 }
 
+Statement CreateFullTextStatement(Token startStmtToken) throws ParseException:
+{
+  Statement stmt = null;
+}
+{
+  (
+    <FULLTEXT>
+    (
+      <FILTER> stmt = CreateFullTextFilterSpec(startStmtToken)
+      | (<IDENTIFIER> { expectToken(CONFIG); } stmt = CreateFullTextConfigSpec(startStmtToken))
+    )
+  )
+  {
+    return stmt;
+  }
+}
+
+CreateFullTextFilterStatement CreateFullTextFilterSpec(Token startStmtToken) throws ParseException:
+{
+  CreateFullTextFilterStatement stmt = null;
+  Pair<DataverseName,Identifier> nameComponents = null;
+  boolean ifNotExists = false;
+  RecordConstructor expr = null;
+}
+{
+  (
+    nameComponents = QualifiedName() ifNotExists = IfNotExists()
+    <AS>
+    expr = RecordConstructor()
+  )
+  {
+    try {
+      stmt = new CreateFullTextFilterStatement(nameComponents.first, nameComponents.second.getValue(), ifNotExists, expr);
+      return addSourceLocation(stmt, startStmtToken);
+    } catch (CompilationException e) {
+       throw new SqlppParseException(getSourceLocation(startStmtToken), e.getMessage());
+    }
+  }
+}
+
+CreateFullTextConfigStatement CreateFullTextConfigSpec(Token startStmtToken) throws ParseException:
+{
+  CreateFullTextConfigStatement stmt = null;
+  Pair<DataverseName,Identifier> nameComponents = null;
+  boolean ifNotExists = false;
+  RecordConstructor expr = null;
+}
+{
+  (
+    nameComponents = QualifiedName() ifNotExists = IfNotExists()
+    <AS>
+    expr = RecordConstructor()
+  )
+  {
+    try {
+      stmt = new CreateFullTextConfigStatement(nameComponents.first, nameComponents.second.getValue(), ifNotExists, expr);
+      return addSourceLocation(stmt, startStmtToken);
+    } catch (CompilationException e) {
+       throw new SqlppParseException(getSourceLocation(startStmtToken), e.getMessage());
+    }
+  }
+}
+
 CreateSynonymStatement CreateSynonymStatement(Token startStmtToken) throws ParseException:
 {
   CreateSynonymStatement stmt = null;
@@ -1626,6 +1708,7 @@
     | stmt = DropFeedStatement(startToken)
     | stmt = DropFeedPolicyStatement(startToken)
     | stmt = DropSynonymStatement(startToken)
+    | stmt = DropFullTextStatement(startToken)
   )
   {
     return stmt;
@@ -1680,6 +1763,50 @@
   }
 }
 
+Statement DropFullTextStatement(Token startStmtToken) throws ParseException:
+{
+  Statement stmt = null;
+}
+{
+  <FULLTEXT>
+  (
+    <FILTER> stmt = DropFullTextFilterSpec(startStmtToken)
+     | (<IDENTIFIER> { expectToken(CONFIG); } stmt = DropFullTextConfigSpec(startStmtToken))
+  )
+  {
+    return stmt;
+  }
+}
+
+FullTextFilterDropStatement DropFullTextFilterSpec(Token startStmtToken) throws ParseException:
+{
+  FullTextFilterDropStatement stmt = null;
+  Pair<DataverseName,Identifier> nameComponents = null;
+  boolean ifExists = false;
+}
+{
+  nameComponents = QualifiedName() ifExists = IfExists()
+  {
+    stmt = new FullTextFilterDropStatement(nameComponents.first, nameComponents.second.getValue(), ifExists);
+    return addSourceLocation(stmt, startStmtToken);
+  }
+}
+
+FullTextConfigDropStatement DropFullTextConfigSpec(Token startStmtToken) throws ParseException:
+{
+  FullTextConfigDropStatement stmt = null;
+  Pair<DataverseName,Identifier> nameComponents = null;
+  boolean ifExists = false;
+}
+{
+  nameComponents = QualifiedName() ifExists = IfExists()
+  {
+    stmt = new FullTextConfigDropStatement(nameComponents.first, nameComponents.second.getValue(), ifExists);
+    return addSourceLocation(stmt, startStmtToken);
+  }
+}
+
+
 NodeGroupDropStatement DropNodeGroupStatement(Token startStmtToken) throws ParseException:
 {
   NodeGroupDropStatement stmt = null;
diff --git a/asterixdb/asterix-metadata/pom.xml b/asterixdb/asterix-metadata/pom.xml
index 1e2bf53..ba943a6 100644
--- a/asterixdb/asterix-metadata/pom.xml
+++ b/asterixdb/asterix-metadata/pom.xml
@@ -178,7 +178,11 @@
       <groupId>org.apache.hadoop</groupId>
       <artifactId>hadoop-hdfs-client</artifactId>
     </dependency>
-      <dependency>
+    <dependency>
+      <groupId>com.google.guava</groupId>
+      <artifactId>guava</artifactId>
+    </dependency>
+    <dependency>
       <groupId>org.apache.hyracks</groupId>
       <artifactId>hyracks-ipc</artifactId>
     </dependency>
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataCache.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataCache.java
index 116e55b..6602666 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataCache.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataCache.java
@@ -37,12 +37,15 @@
 import org.apache.asterix.metadata.entities.Feed;
 import org.apache.asterix.metadata.entities.FeedConnection;
 import org.apache.asterix.metadata.entities.FeedPolicyEntity;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
 import org.apache.asterix.metadata.entities.Function;
 import org.apache.asterix.metadata.entities.Index;
 import org.apache.asterix.metadata.entities.Library;
 import org.apache.asterix.metadata.entities.NodeGroup;
 import org.apache.asterix.metadata.entities.Synonym;
 import org.apache.asterix.metadata.utils.IndexUtil;
+import org.apache.asterix.runtime.fulltext.FullTextConfigDescriptor;
 
 /**
  * Caches metadata entities such that the MetadataManager does not have to
@@ -79,6 +82,10 @@
     protected final Map<DataverseName, Map<String, FeedConnection>> feedConnections = new HashMap<>();
     // Key is synonym dataverse. Key of value map is the synonym name
     protected final Map<DataverseName, Map<String, Synonym>> synonyms = new HashMap<>();
+    // Key is DataverseName. Key of value map is the full-text filter name
+    protected final Map<DataverseName, Map<String, FullTextFilterMetadataEntity>> fullTextFilters = new HashMap<>();
+    // Key is DataverseName. Key of value map is the full-text config name
+    protected final Map<DataverseName, Map<String, FullTextConfigMetadataEntity>> fullTextConfigs = new HashMap<>();
 
     // Atomically executes all metadata operations in ctx's log.
     public void commit(MetadataTransactionContext ctx) {
@@ -113,20 +120,26 @@
                     synchronized (indexes) {
                         synchronized (datatypes) {
                             synchronized (functions) {
-                                synchronized (adapters) {
-                                    synchronized (libraries) {
-                                        synchronized (compactionPolicies) {
-                                            synchronized (synonyms) {
-                                                dataverses.clear();
-                                                nodeGroups.clear();
-                                                datasets.clear();
-                                                indexes.clear();
-                                                datatypes.clear();
-                                                functions.clear();
-                                                adapters.clear();
-                                                libraries.clear();
-                                                compactionPolicies.clear();
-                                                synonyms.clear();
+                                synchronized (fullTextConfigs) {
+                                    synchronized (fullTextFilters) {
+                                        synchronized (adapters) {
+                                            synchronized (libraries) {
+                                                synchronized (compactionPolicies) {
+                                                    synchronized (synonyms) {
+                                                        dataverses.clear();
+                                                        nodeGroups.clear();
+                                                        datasets.clear();
+                                                        indexes.clear();
+                                                        datatypes.clear();
+                                                        functions.clear();
+                                                        fullTextConfigs.clear();
+                                                        fullTextFilters.clear();
+                                                        adapters.clear();
+                                                        libraries.clear();
+                                                        compactionPolicies.clear();
+                                                        synonyms.clear();
+                                                    }
+                                                }
                                             }
                                         }
                                     }
@@ -237,30 +250,37 @@
                 synchronized (indexes) {
                     synchronized (datatypes) {
                         synchronized (functions) {
-                            synchronized (adapters) {
-                                synchronized (libraries) {
-                                    synchronized (feeds) {
-                                        synchronized (compactionPolicies) {
-                                            synchronized (synonyms) {
-                                                datasets.remove(dataverse.getDataverseName());
-                                                indexes.remove(dataverse.getDataverseName());
-                                                datatypes.remove(dataverse.getDataverseName());
-                                                adapters.remove(dataverse.getDataverseName());
-                                                compactionPolicies.remove(dataverse.getDataverseName());
-                                                List<FunctionSignature> markedFunctionsForRemoval = new ArrayList<>();
-                                                for (FunctionSignature signature : functions.keySet()) {
-                                                    if (signature.getDataverseName()
-                                                            .equals(dataverse.getDataverseName())) {
-                                                        markedFunctionsForRemoval.add(signature);
+                            synchronized (fullTextConfigs) {
+                                synchronized (fullTextFilters) {
+                                    synchronized (adapters) {
+                                        synchronized (libraries) {
+                                            synchronized (feeds) {
+                                                synchronized (compactionPolicies) {
+                                                    synchronized (synonyms) {
+                                                        datasets.remove(dataverse.getDataverseName());
+                                                        indexes.remove(dataverse.getDataverseName());
+                                                        datatypes.remove(dataverse.getDataverseName());
+                                                        adapters.remove(dataverse.getDataverseName());
+                                                        compactionPolicies.remove(dataverse.getDataverseName());
+                                                        List<FunctionSignature> markedFunctionsForRemoval =
+                                                                new ArrayList<>();
+                                                        for (FunctionSignature signature : functions.keySet()) {
+                                                            if (signature.getDataverseName()
+                                                                    .equals(dataverse.getDataverseName())) {
+                                                                markedFunctionsForRemoval.add(signature);
+                                                            }
+                                                        }
+                                                        for (FunctionSignature signature : markedFunctionsForRemoval) {
+                                                            functions.remove(signature);
+                                                        }
+                                                        fullTextConfigs.remove(dataverse.getDataverseName());
+                                                        fullTextFilters.remove(dataverse.getDataverseName());
+                                                        libraries.remove(dataverse.getDataverseName());
+                                                        feeds.remove(dataverse.getDataverseName());
+                                                        synonyms.remove(dataverse.getDataverseName());
+                                                        return dataverses.remove(dataverse.getDataverseName());
                                                     }
                                                 }
-                                                for (FunctionSignature signature : markedFunctionsForRemoval) {
-                                                    functions.remove(signature);
-                                                }
-                                                libraries.remove(dataverse.getDataverseName());
-                                                feeds.remove(dataverse.getDataverseName());
-                                                synonyms.remove(dataverse.getDataverseName());
-                                                return dataverses.remove(dataverse.getDataverseName());
                                             }
                                         }
                                     }
@@ -376,6 +396,26 @@
         }
     }
 
+    public FullTextConfigMetadataEntity getFullTextConfig(DataverseName dataverseName, String configName) {
+        synchronized (fullTextConfigs) {
+            Map<String, FullTextConfigMetadataEntity> m = fullTextConfigs.get(dataverseName);
+            if (m == null) {
+                return null;
+            }
+            return m.get(configName);
+        }
+    }
+
+    public FullTextFilterMetadataEntity getFullTextFilter(DataverseName dataverseName, String filterName) {
+        synchronized (fullTextFilters) {
+            Map<String, FullTextFilterMetadataEntity> m = fullTextFilters.get(dataverseName);
+            if (m == null) {
+                return null;
+            }
+            return m.get(filterName);
+        }
+    }
+
     public List<Dataset> getDataverseDatasets(DataverseName dataverseName) {
         synchronized (datasets) {
             Map<String, Dataset> m = datasets.get(dataverseName);
@@ -436,6 +476,65 @@
         }
     }
 
+    public FullTextFilterMetadataEntity addFullTextFilterIfNotExists(FullTextFilterMetadataEntity filter) {
+        DataverseName dataverseName = filter.getFullTextFilter().getDataverseName();
+        String filterName = filter.getFullTextFilter().getName();
+        synchronized (fullTextFilters) {
+            Map<String, FullTextFilterMetadataEntity> m = fullTextFilters.get(dataverseName);
+            if (m == null) {
+                m = new HashMap<>();
+                fullTextFilters.put(dataverseName, m);
+            }
+            if (!m.containsKey(filterName)) {
+                return m.put(filterName, filter);
+            }
+            return null;
+        }
+    }
+
+    public FullTextFilterMetadataEntity dropFullTextFilter(FullTextFilterMetadataEntity filterMetadataEntity) {
+        DataverseName dataverseName = filterMetadataEntity.getFullTextFilter().getDataverseName();
+        String filterName = filterMetadataEntity.getFullTextFilter().getName();
+        synchronized (fullTextFilters) {
+            Map<String, FullTextFilterMetadataEntity> m = fullTextFilters.get(dataverseName);
+            if (m == null) {
+                return null;
+            }
+            return m.remove(filterName);
+        }
+    }
+
+    public FullTextConfigMetadataEntity addFullTextConfigIfNotExists(
+            FullTextConfigMetadataEntity configMetadataEntity) {
+        FullTextConfigDescriptor config = configMetadataEntity.getFullTextConfig();
+        DataverseName dataverseName = config.getDataverseName();
+        String configName = config.getName();
+        synchronized (fullTextConfigs) {
+            Map<String, FullTextConfigMetadataEntity> m = fullTextConfigs.get(dataverseName);
+            if (m == null) {
+                m = new HashMap<>();
+                fullTextConfigs.put(dataverseName, m);
+            }
+            if (!m.containsKey(configName)) {
+                return m.put(configName, configMetadataEntity);
+            }
+            return null;
+        }
+    }
+
+    public FullTextConfigMetadataEntity dropFullTextConfig(FullTextConfigMetadataEntity configMetadataEntity) {
+        FullTextConfigDescriptor config = configMetadataEntity.getFullTextConfig();
+        DataverseName dataverseName = config.getDataverseName();
+        String configName = config.getName();
+        synchronized (fullTextConfigs) {
+            Map<String, FullTextConfigMetadataEntity> m = fullTextConfigs.get(dataverseName);
+            if (m == null) {
+                return null;
+            }
+            return m.remove(configName);
+        }
+    }
+
     public Object addFeedPolicyIfNotExists(FeedPolicyEntity feedPolicy) {
         synchronized (feedPolicies) {
             Map<String, FeedPolicyEntity> p = feedPolicies.get(feedPolicy.getDataverseName());
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataManager.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataManager.java
index a481f99..20c852a 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataManager.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataManager.java
@@ -28,6 +28,7 @@
 import org.apache.asterix.common.config.MetadataProperties;
 import org.apache.asterix.common.dataflow.ICcApplicationContext;
 import org.apache.asterix.common.exceptions.ACIDException;
+import org.apache.asterix.common.exceptions.AsterixException;
 import org.apache.asterix.common.exceptions.ErrorCode;
 import org.apache.asterix.common.exceptions.MetadataException;
 import org.apache.asterix.common.exceptions.RuntimeDataException;
@@ -49,6 +50,8 @@
 import org.apache.asterix.metadata.entities.Feed;
 import org.apache.asterix.metadata.entities.FeedConnection;
 import org.apache.asterix.metadata.entities.FeedPolicyEntity;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
 import org.apache.asterix.metadata.entities.Function;
 import org.apache.asterix.metadata.entities.Index;
 import org.apache.asterix.metadata.entities.Library;
@@ -62,6 +65,8 @@
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
+import com.google.common.base.Strings;
+
 /**
  * Provides access to Asterix metadata via remote methods to the metadata node.
  * This metadata manager maintains a local cache of metadata Java objects
@@ -579,7 +584,7 @@
         // requested function itself (but the function is still uncommitted).
         Function function = ctx.getFunction(functionSignature);
         if (function != null) {
-            // Don't add this dataverse to the cache, since it is still
+            // Don't add this function to the cache, since it is still
             // uncommitted.
             return function;
         }
@@ -622,6 +627,141 @@
     }
 
     @Override
+    public void addFullTextFilter(MetadataTransactionContext mdTxnCtx, FullTextFilterMetadataEntity filter)
+            throws AlgebricksException {
+        try {
+            metadataNode.addFullTextFilter(mdTxnCtx.getTxnId(), filter);
+        } catch (RemoteException e) {
+            throw new MetadataException(ErrorCode.REMOTE_EXCEPTION_WHEN_CALLING_METADATA_NODE, e);
+        }
+        mdTxnCtx.addFullTextFilter(filter);
+    }
+
+    @Override
+    public void dropFullTextFilter(MetadataTransactionContext mdTxnCtx, DataverseName dataverseName, String filterName)
+            throws AlgebricksException {
+        try {
+            metadataNode.dropFullTextFilter(mdTxnCtx.getTxnId(), dataverseName, filterName);
+        } catch (RemoteException e) {
+            throw new MetadataException(ErrorCode.REMOTE_EXCEPTION_WHEN_CALLING_METADATA_NODE, e);
+        }
+        mdTxnCtx.dropFullTextFilter(dataverseName, filterName);
+    }
+
+    @Override
+    public FullTextFilterMetadataEntity getFullTextFilter(MetadataTransactionContext ctx, DataverseName dataverseName,
+            String filterName) throws AlgebricksException {
+        // First look in the context to see if this transaction created the
+        // requested full-text filter itself (but the full-text filter is still uncommitted).
+        FullTextFilterMetadataEntity filter = ctx.getFullTextFilter(dataverseName, filterName);
+        if (filter != null) {
+            // Don't add this filter to the cache, since it is still
+            // uncommitted.
+            return filter;
+        }
+
+        if (ctx.fullTextFilterIsDropped(dataverseName, filterName)) {
+            // Filter has been dropped by this transaction but could still be
+            // in the cache.
+            return null;
+        }
+
+        if (ctx.getDataverse(dataverseName) != null) {
+            // This transaction has dropped and subsequently created the same
+            // dataverse.
+            return null;
+        }
+
+        filter = cache.getFullTextFilter(dataverseName, filterName);
+        if (filter != null) {
+            // filter is already in the cache, don't add it again.
+            return filter;
+        }
+
+        try {
+            filter = metadataNode.getFullTextFilter(ctx.getTxnId(), dataverseName, filterName);
+        } catch (RemoteException e) {
+            throw new MetadataException(ErrorCode.REMOTE_EXCEPTION_WHEN_CALLING_METADATA_NODE, e);
+        }
+        // We fetched the filter from the MetadataNode. Add it to the cache
+        // when this transaction commits.
+        if (filter != null) {
+            ctx.addFullTextFilter(filter);
+        }
+        return filter;
+    }
+
+    @Override
+    public void addFullTextConfig(MetadataTransactionContext mdTxnCtx,
+            FullTextConfigMetadataEntity configMetadataEntity) throws AlgebricksException {
+        if (Strings.isNullOrEmpty(configMetadataEntity.getFullTextConfig().getName())) {
+            throw new AsterixException(ErrorCode.FULL_TEXT_CONFIG_ALREADY_EXISTS);
+        }
+
+        try {
+            metadataNode.addFullTextConfig(mdTxnCtx.getTxnId(), configMetadataEntity);
+        } catch (RemoteException e) {
+            throw new MetadataException(ErrorCode.REMOTE_EXCEPTION_WHEN_CALLING_METADATA_NODE, e);
+        }
+        mdTxnCtx.addFullTextConfig(configMetadataEntity);
+    }
+
+    @Override
+    public FullTextConfigMetadataEntity getFullTextConfig(MetadataTransactionContext ctx, DataverseName dataverseName,
+            String configName) throws AlgebricksException {
+        // First look in the context to see if this transaction created the
+        // requested full-text config itself (but the full-text config is still uncommitted).
+        FullTextConfigMetadataEntity configMetadataEntity = ctx.getFullTextConfig(dataverseName, configName);
+        if (configMetadataEntity != null) {
+            // Don't add this config to the cache, since it is still
+            // uncommitted.
+            return configMetadataEntity;
+        }
+
+        if (ctx.fullTextConfigIsDropped(dataverseName, configName)) {
+            // config has been dropped by this transaction but could still be
+            // in the cache.
+            return null;
+        }
+
+        if (ctx.getDataverse(dataverseName) != null) {
+            // This transaction has dropped and subsequently created the same
+            // dataverse.
+            return null;
+        }
+
+        configMetadataEntity = cache.getFullTextConfig(dataverseName, configName);
+        if (configMetadataEntity != null) {
+            // config is already in the cache, don't add it again.
+            return configMetadataEntity;
+        }
+
+        try {
+            configMetadataEntity = metadataNode.getFullTextConfig(ctx.getTxnId(), dataverseName, configName);
+        } catch (RemoteException e) {
+            throw new MetadataException(ErrorCode.REMOTE_EXCEPTION_WHEN_CALLING_METADATA_NODE, e);
+        }
+
+        // We fetched the config from the MetadataNode. Add it to the cache
+        // when this transaction commits.
+        if (configMetadataEntity != null) {
+            ctx.addFullTextConfig(configMetadataEntity);
+        }
+        return configMetadataEntity;
+    }
+
+    @Override
+    public void dropFullTextConfig(MetadataTransactionContext mdTxnCtx, DataverseName dataverseName, String configName)
+            throws AlgebricksException {
+        try {
+            metadataNode.dropFullTextConfig(mdTxnCtx.getTxnId(), dataverseName, configName);
+        } catch (RemoteException e) {
+            throw new MetadataException(ErrorCode.REMOTE_EXCEPTION_WHEN_CALLING_METADATA_NODE, e);
+        }
+        mdTxnCtx.dropFullTextConfig(dataverseName, configName);
+    }
+
+    @Override
     public void addFeedPolicy(MetadataTransactionContext mdTxnCtx, FeedPolicyEntity feedPolicy)
             throws AlgebricksException {
         try {
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataNode.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataNode.java
index c80f7ad..449e8d2 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataNode.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataNode.java
@@ -19,6 +19,8 @@
 
 package org.apache.asterix.metadata;
 
+import static org.apache.asterix.common.exceptions.ErrorCode.FULL_TEXT_DEFAULT_CONFIG_CANNOT_BE_DELETED_OR_CREATED;
+
 import java.rmi.RemoteException;
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -31,6 +33,7 @@
 import org.apache.asterix.common.config.DatasetConfig.DatasetType;
 import org.apache.asterix.common.config.DatasetConfig.IndexType;
 import org.apache.asterix.common.dataflow.LSMIndexUtil;
+import org.apache.asterix.common.exceptions.MetadataException;
 import org.apache.asterix.common.functions.FunctionSignature;
 import org.apache.asterix.common.metadata.DataverseName;
 import org.apache.asterix.common.metadata.MetadataIndexImmutableProperties;
@@ -62,6 +65,8 @@
 import org.apache.asterix.metadata.entities.Feed;
 import org.apache.asterix.metadata.entities.FeedConnection;
 import org.apache.asterix.metadata.entities.FeedPolicyEntity;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
 import org.apache.asterix.metadata.entities.Function;
 import org.apache.asterix.metadata.entities.Index;
 import org.apache.asterix.metadata.entities.InternalDatasetDetails;
@@ -78,6 +83,8 @@
 import org.apache.asterix.metadata.entitytupletranslators.FeedConnectionTupleTranslator;
 import org.apache.asterix.metadata.entitytupletranslators.FeedPolicyTupleTranslator;
 import org.apache.asterix.metadata.entitytupletranslators.FeedTupleTranslator;
+import org.apache.asterix.metadata.entitytupletranslators.FullTextConfigMetadataEntityTupleTranslator;
+import org.apache.asterix.metadata.entitytupletranslators.FullTextFilterMetadataEntityTupleTranslator;
 import org.apache.asterix.metadata.entitytupletranslators.FunctionTupleTranslator;
 import org.apache.asterix.metadata.entitytupletranslators.IndexTupleTranslator;
 import org.apache.asterix.metadata.entitytupletranslators.LibraryTupleTranslator;
@@ -98,6 +105,7 @@
 import org.apache.asterix.om.types.AbstractComplexType;
 import org.apache.asterix.om.types.BuiltinType;
 import org.apache.asterix.om.types.IAType;
+import org.apache.asterix.runtime.fulltext.FullTextConfigDescriptor;
 import org.apache.asterix.transaction.management.opcallbacks.AbstractIndexModificationOperationCallback.Operation;
 import org.apache.asterix.transaction.management.opcallbacks.SecondaryIndexModificationOperationCallback;
 import org.apache.asterix.transaction.management.opcallbacks.UpsertOperationCallback;
@@ -130,6 +138,8 @@
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
+import com.google.common.base.Strings;
+
 public class MetadataNode implements IMetadataNode {
     private static final long serialVersionUID = 1L;
     private static final Logger LOGGER = LogManager.getLogger();
@@ -446,6 +456,135 @@
         }
     }
 
+    @Override
+    public void addFullTextFilter(TxnId txnId, FullTextFilterMetadataEntity filterMetadataEntity)
+            throws RemoteException, AlgebricksException {
+        insertFullTextFilterMetadataEntityToCatalog(txnId, filterMetadataEntity);
+        return;
+    }
+
+    @Override
+    public FullTextFilterMetadataEntity getFullTextFilter(TxnId txnId, DataverseName dataverseName, String filterName)
+            throws AlgebricksException {
+        try {
+            FullTextFilterMetadataEntityTupleTranslator translator =
+                    tupleTranslatorProvider.getFullTextFilterTupleTranslator(true);
+            ITupleReference searchKey = createTuple(dataverseName.getCanonicalForm(), filterName);
+            IValueExtractor<FullTextFilterMetadataEntity> valueExtractor =
+                    new MetadataEntityValueExtractor<>(translator);
+            List<FullTextFilterMetadataEntity> results = new ArrayList<>();
+            searchIndex(txnId, MetadataPrimaryIndexes.FULL_TEXT_FILTER_DATASET, searchKey, valueExtractor, results);
+            if (results.isEmpty()) {
+                return null;
+            }
+            return results.get(0);
+        } catch (HyracksDataException e) {
+            throw new AlgebricksException(e);
+        }
+    }
+
+    @Override
+    public void dropFullTextFilter(TxnId txnId, DataverseName dataverseName, String filterName)
+            throws AlgebricksException {
+        dropFullTextFilterDescriptor(txnId, dataverseName, filterName, false);
+    }
+
+    private void dropFullTextFilterDescriptor(TxnId txnId, DataverseName dataverseName, String filterName,
+            boolean force) throws AlgebricksException {
+        if (!force) {
+            confirmFullTextFilterCanBeDeleted(txnId, dataverseName, filterName);
+        }
+
+        try {
+            FullTextFilterMetadataEntityTupleTranslator translator =
+                    tupleTranslatorProvider.getFullTextFilterTupleTranslator(true);
+
+            ITupleReference key = createTuple(dataverseName.getCanonicalForm(), filterName);
+            deleteTupleFromIndex(txnId, MetadataPrimaryIndexes.FULL_TEXT_FILTER_DATASET, key);
+        } catch (HyracksDataException e) {
+            throw new AlgebricksException(e);
+        }
+    }
+
+    private void insertFullTextConfigMetadataEntityToCatalog(TxnId txnId, FullTextConfigMetadataEntity config)
+            throws AlgebricksException {
+        try {
+            FullTextConfigMetadataEntityTupleTranslator tupleReaderWriter =
+                    tupleTranslatorProvider.getFullTextConfigTupleTranslator(true);
+            ITupleReference configTuple = tupleReaderWriter.getTupleFromMetadataEntity(config);
+            insertTupleIntoIndex(txnId, MetadataPrimaryIndexes.FULL_TEXT_CONFIG_DATASET, configTuple);
+        } catch (HyracksDataException e) {
+            throw new AlgebricksException(e);
+        }
+    }
+
+    private void insertFullTextFilterMetadataEntityToCatalog(TxnId txnId, FullTextFilterMetadataEntity filter)
+            throws AlgebricksException {
+        try {
+            FullTextFilterMetadataEntityTupleTranslator tupleReaderWriter =
+                    tupleTranslatorProvider.getFullTextFilterTupleTranslator(true);
+            ITupleReference filterTuple = tupleReaderWriter.getTupleFromMetadataEntity(filter);
+            insertTupleIntoIndex(txnId, MetadataPrimaryIndexes.FULL_TEXT_FILTER_DATASET, filterTuple);
+        } catch (HyracksDataException e) {
+            throw new AlgebricksException(e);
+        }
+    }
+
+    @Override
+    public void addFullTextConfig(TxnId txnId, FullTextConfigMetadataEntity config)
+            throws AlgebricksException, RemoteException {
+        try {
+            insertFullTextConfigMetadataEntityToCatalog(txnId, config);
+        } catch (AlgebricksException e) {
+            throw new AlgebricksException(e, ErrorCode.ERROR_PROCESSING_TUPLE);
+        }
+    }
+
+    @Override
+    public FullTextConfigMetadataEntity getFullTextConfig(TxnId txnId, DataverseName dataverseName, String configName)
+            throws AlgebricksException {
+        FullTextConfigMetadataEntityTupleTranslator translator =
+                tupleTranslatorProvider.getFullTextConfigTupleTranslator(true);
+
+        ITupleReference searchKey;
+        List<FullTextConfigMetadataEntity> results = new ArrayList<>();
+        try {
+            searchKey = createTuple(dataverseName.getCanonicalForm(), configName);
+            IValueExtractor<FullTextConfigMetadataEntity> valueExtractor =
+                    new MetadataEntityValueExtractor<>(translator);
+            searchIndex(txnId, MetadataPrimaryIndexes.FULL_TEXT_CONFIG_DATASET, searchKey, valueExtractor, results);
+        } catch (HyracksDataException e) {
+            throw new AlgebricksException(e);
+        }
+
+        if (results.isEmpty()) {
+            return null;
+        }
+
+        FullTextConfigMetadataEntity result = results.get(0);
+        return result;
+    }
+
+    @Override
+    public void dropFullTextConfig(TxnId txnId, DataverseName dataverseName, String configName)
+            throws AlgebricksException {
+        dropFullTextConfigDescriptor(txnId, dataverseName, configName, false);
+    }
+
+    private void dropFullTextConfigDescriptor(TxnId txnId, DataverseName dataverseName, String configName,
+            boolean force) throws AlgebricksException {
+        if (!force) {
+            confirmFullTextConfigCanBeDeleted(txnId, dataverseName, configName);
+        }
+
+        try {
+            ITupleReference key = createTuple(dataverseName.getCanonicalForm(), configName);
+            deleteTupleFromIndex(txnId, MetadataPrimaryIndexes.FULL_TEXT_CONFIG_DATASET, key);
+        } catch (HyracksDataException e) {
+            throw new AlgebricksException(e);
+        }
+    }
+
     private void insertTupleIntoIndex(TxnId txnId, IMetadataIndex metadataIndex, ITupleReference tuple)
             throws HyracksDataException {
         modifyMetadataIndex(Operation.INSERT, txnId, metadataIndex, tuple);
@@ -569,6 +708,25 @@
                 dropDataset(txnId, dataverseName, ds.getDatasetName(), true);
             }
 
+            // Drop full-text configs in this dataverse.
+            // Note that full-text configs are utilized by the index, and we need to always drop index first
+            // and then full-text config
+            List<FullTextConfigMetadataEntity> configMetadataEntities =
+                    getDataverseFullTextConfigs(txnId, dataverseName);
+            for (FullTextConfigMetadataEntity configMetadataEntity : configMetadataEntities) {
+                dropFullTextConfigDescriptor(txnId, dataverseName, configMetadataEntity.getFullTextConfig().getName(),
+                        true);
+            }
+
+            // Drop full-text filters in this dataverse.
+            // Note that full-text filters are utilized by the full-text configs,
+            // and we need to always drop full-text configs first
+            // and then full-text filter
+            List<FullTextFilterMetadataEntity> filters = getDataverseFullTextFilters(txnId, dataverseName);
+            for (FullTextFilterMetadataEntity filter : filters) {
+                dropFullTextFilterDescriptor(txnId, dataverseName, filter.getFullTextFilter().getName(), true);
+            }
+
             // Drop all types in this dataverse.
             // As a side effect, acquires an S lock on the 'datatype' dataset on behalf of txnId.
             List<Datatype> dataverseDatatypes = getDataverseDatatypes(txnId, dataverseName);
@@ -601,7 +759,9 @@
                 || !getDataverseFunctions(txnId, dataverseName).isEmpty()
                 || !getDataverseFeedPolicies(txnId, dataverseName).isEmpty()
                 || !getDataverseFeeds(txnId, dataverseName).isEmpty()
-                || !getDataverseSynonyms(txnId, dataverseName).isEmpty();
+                || !getDataverseSynonyms(txnId, dataverseName).isEmpty()
+                || !getDataverseFullTextConfigs(txnId, dataverseName).isEmpty()
+                || !getDataverseFullTextFilters(txnId, dataverseName).isEmpty();
     }
 
     @Override
@@ -856,6 +1016,38 @@
         }
     }
 
+    private List<FullTextConfigMetadataEntity> getDataverseFullTextConfigs(TxnId txnId, DataverseName dataverseName)
+            throws AlgebricksException {
+        ITupleReference searchKey = createTuple(dataverseName);
+        FullTextConfigMetadataEntityTupleTranslator tupleReaderWriter =
+                tupleTranslatorProvider.getFullTextConfigTupleTranslator(true);
+        IValueExtractor<FullTextConfigMetadataEntity> valueExtractor =
+                new MetadataEntityValueExtractor<>(tupleReaderWriter);
+        List<FullTextConfigMetadataEntity> results = new ArrayList<>();
+        try {
+            searchIndex(txnId, MetadataPrimaryIndexes.FULL_TEXT_CONFIG_DATASET, searchKey, valueExtractor, results);
+        } catch (HyracksDataException e) {
+            throw new AlgebricksException(e);
+        }
+        return results;
+    }
+
+    private List<FullTextFilterMetadataEntity> getDataverseFullTextFilters(TxnId txnId, DataverseName dataverseName)
+            throws AlgebricksException {
+        ITupleReference searchKey = createTuple(dataverseName);
+        FullTextFilterMetadataEntityTupleTranslator tupleReaderWriter =
+                tupleTranslatorProvider.getFullTextFilterTupleTranslator(true);
+        IValueExtractor<FullTextFilterMetadataEntity> valueExtractor =
+                new MetadataEntityValueExtractor<>(tupleReaderWriter);
+        List<FullTextFilterMetadataEntity> results = new ArrayList<>();
+        try {
+            searchIndex(txnId, MetadataPrimaryIndexes.FULL_TEXT_FILTER_DATASET, searchKey, valueExtractor, results);
+        } catch (HyracksDataException e) {
+            throw new AlgebricksException(e);
+        }
+        return results;
+    }
+
     @Override
     public Dataset getDataset(TxnId txnId, DataverseName dataverseName, String datasetName) throws AlgebricksException {
         try {
@@ -1037,6 +1229,31 @@
         }
     }
 
+    private void confirmFullTextConfigCanBeDeleted(TxnId txnId, DataverseName dataverseNameFullTextConfig,
+            String configName) throws AlgebricksException {
+        if (Strings.isNullOrEmpty(configName)) {
+            throw new MetadataException(FULL_TEXT_DEFAULT_CONFIG_CANNOT_BE_DELETED_OR_CREATED);
+        }
+
+        // If any index uses this full-text config, throw an error
+        List<Dataset> datasets = getAllDatasets(txnId);
+        for (Dataset dataset : datasets) {
+            List<Index> indexes = getDatasetIndexes(txnId, dataset.getDataverseName(), dataset.getDatasetName());
+            for (Index index : indexes) {
+                // ToDo: to support index to access full-text config in another dataverse,
+                //   we may need to include the dataverse of the full-text config in the index.getFullTextConfigDataverse()
+                //   and instead of checking index.getDataverseName(), we need to check index.getFullTextConfigDataverse()
+                //   to see if it is the same as the dataverse of the full-text config
+                String indexConfigName = index.getFullTextConfigName();
+                if (index.getDataverseName().equals(dataverseNameFullTextConfig)
+                        && !Strings.isNullOrEmpty(indexConfigName) && indexConfigName.equals(configName)) {
+                    throw new AlgebricksException("Cannot drop full-text config "
+                            + " because it is being used by index " + index.getIndexName());
+                }
+            }
+        }
+    }
+
     private void confirmLibraryCanBeDeleted(TxnId txnId, DataverseName dataverseName, String libraryName)
             throws AlgebricksException {
         confirmLibraryIsUnusedByFunctions(txnId, dataverseName, libraryName);
@@ -1127,6 +1344,22 @@
         }
     }
 
+    private void confirmFullTextFilterCanBeDeleted(TxnId txnId, DataverseName dataverseName, String fullTextFilterName)
+            throws AlgebricksException {
+        List<FullTextConfigMetadataEntity> configMetadataEntities = getDataverseFullTextConfigs(txnId, dataverseName);
+        for (FullTextConfigMetadataEntity configMetadataEntity : configMetadataEntities) {
+            FullTextConfigDescriptor config = configMetadataEntity.getFullTextConfig();
+            for (String filterName : config.getFilterNames()) {
+                if (filterName.equals(fullTextFilterName)) {
+                    throw new AlgebricksException("Cannot drop full-text filter "
+                            + TypeUtil.getFullyQualifiedDisplayName(dataverseName, fullTextFilterName)
+                            + " being used by full-text config "
+                            + TypeUtil.getFullyQualifiedDisplayName(dataverseName, config.getName()));
+                }
+            }
+        }
+    }
+
     private List<String> getNestedComplexDatatypeNamesForThisDatatype(TxnId txnId, DataverseName dataverseName,
             String datatypeName) throws AlgebricksException {
         // Return all field types that aren't builtin types
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataTransactionContext.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataTransactionContext.java
index 0bf8c3d..74e8e61 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataTransactionContext.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/MetadataTransactionContext.java
@@ -34,11 +34,17 @@
 import org.apache.asterix.metadata.entities.Feed;
 import org.apache.asterix.metadata.entities.FeedConnection;
 import org.apache.asterix.metadata.entities.FeedPolicyEntity;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
 import org.apache.asterix.metadata.entities.Function;
 import org.apache.asterix.metadata.entities.Index;
 import org.apache.asterix.metadata.entities.Library;
 import org.apache.asterix.metadata.entities.NodeGroup;
 import org.apache.asterix.metadata.utils.MetadataUtil;
+import org.apache.asterix.runtime.fulltext.AbstractFullTextFilterDescriptor;
+import org.apache.asterix.runtime.fulltext.FullTextConfigDescriptor;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.FullTextFilterType;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextFilterEvaluatorFactory;
 
 /**
  * Used to implement serializable transactions against the MetadataCache.
@@ -110,6 +116,16 @@
         logAndApply(new MetadataLogicalOperation(function, true));
     }
 
+    public void addFullTextFilter(FullTextFilterMetadataEntity filterMetadataEntity) {
+        droppedCache.dropFullTextFilter(filterMetadataEntity);
+        logAndApply(new MetadataLogicalOperation(filterMetadataEntity, true));
+    }
+
+    public void addFullTextConfig(FullTextConfigMetadataEntity configMetadataEntity) {
+        droppedCache.dropFullTextConfig(configMetadataEntity);
+        logAndApply(new MetadataLogicalOperation(configMetadataEntity, true));
+    }
+
     public void addAdapter(DatasourceAdapter adapter) {
         droppedCache.dropAdapterIfExists(adapter);
         logAndApply(new MetadataLogicalOperation(adapter, true));
@@ -164,6 +180,31 @@
         logAndApply(new MetadataLogicalOperation(function, false));
     }
 
+    public void dropFullTextConfig(DataverseName dataverseName, String configName) {
+        FullTextConfigDescriptor config = new FullTextConfigDescriptor(dataverseName, configName, null, null);
+        FullTextConfigMetadataEntity configMetadataEntity = new FullTextConfigMetadataEntity(config);
+
+        droppedCache.addFullTextConfigIfNotExists(configMetadataEntity);
+        logAndApply(new MetadataLogicalOperation(configMetadataEntity, false));
+    }
+
+    public void dropFullTextFilter(DataverseName dataverseName, String filterName) {
+        AbstractFullTextFilterDescriptor filter = new AbstractFullTextFilterDescriptor(dataverseName, filterName) {
+            @Override
+            public FullTextFilterType getFilterType() {
+                return null;
+            }
+
+            @Override
+            public IFullTextFilterEvaluatorFactory createEvaluatorFactory() {
+                return null;
+            }
+        };
+        FullTextFilterMetadataEntity filterMetadataEntity = new FullTextFilterMetadataEntity(filter);
+        droppedCache.addFullTextFilterIfNotExists(filterMetadataEntity);
+        logAndApply(new MetadataLogicalOperation(filterMetadataEntity, false));
+    }
+
     public void dropAdapter(DataverseName dataverseName, String adapterName) {
         AdapterIdentifier adapterIdentifier = new AdapterIdentifier(dataverseName, adapterName);
         DatasourceAdapter adapter = new DatasourceAdapter(adapterIdentifier, null, null, null, null);
@@ -218,6 +259,14 @@
         return droppedCache.getFunction(functionSignature) != null;
     }
 
+    public boolean fullTextConfigIsDropped(DataverseName dataverseName, String configName) {
+        return droppedCache.getFullTextConfig(dataverseName, configName) != null;
+    }
+
+    public boolean fullTextFilterIsDropped(DataverseName dataverseName, String filterName) {
+        return droppedCache.getFullTextFilter(dataverseName, filterName) != null;
+    }
+
     public List<MetadataLogicalOperation> getOpLog() {
         return opLog;
     }
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/api/IMetadataManager.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/api/IMetadataManager.java
index 139216e..5ff8a03 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/api/IMetadataManager.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/api/IMetadataManager.java
@@ -36,6 +36,8 @@
 import org.apache.asterix.metadata.entities.Feed;
 import org.apache.asterix.metadata.entities.FeedConnection;
 import org.apache.asterix.metadata.entities.FeedPolicyEntity;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
 import org.apache.asterix.metadata.entities.Function;
 import org.apache.asterix.metadata.entities.Index;
 import org.apache.asterix.metadata.entities.Library;
@@ -422,6 +424,81 @@
     /**
      * @param mdTxnCtx
      *            MetadataTransactionContext of an active metadata transaction.
+     * @param filterMetadataEntity
+     *            the full-text filter descriptor to be added
+     * @throws AlgebricksException
+     *              For example, if the filter with the same name in the same dataverse already exists
+     */
+    void addFullTextFilter(MetadataTransactionContext mdTxnCtx, FullTextFilterMetadataEntity filterMetadataEntity)
+            throws AlgebricksException;
+
+    /**
+     * @param mdTxnCtx
+     *            MetadataTransactionContext of an active metadata transaction.
+     * @param dataverseName
+     *            the name of the dataverse where the full-text filter belongs
+     * @param filterName
+     *            the name of the full-text filter to be fetched
+     * @throws AlgebricksException
+     *              For example, if the filter doesn't exist
+     */
+    FullTextFilterMetadataEntity getFullTextFilter(MetadataTransactionContext mdTxnCtx, DataverseName dataverseName,
+            String filterName) throws AlgebricksException;
+
+    /**
+     * @param mdTxnCtx
+     *            MetadataTransactionContext of an active metadata transaction.
+     * @param dataverseName
+     *            the name of the dataverse where the full-text filter belongs
+     * @param filterName
+     *            the name of the full-text filter to be dropped
+     * @throws AlgebricksException
+     *              For example, if ifExists is set to false and the filter doesn't exist
+     */
+    void dropFullTextFilter(MetadataTransactionContext mdTxnCtx, DataverseName dataverseName, String filterName)
+            throws AlgebricksException;
+
+    /**
+     * @param mdTxnCtx
+     *            MetadataTransactionContext of an active metadata transaction.
+     * @param configMetadataEntity
+     *            the full-text config descriptor to be added
+     * @throws AlgebricksException
+     *              For example, if the config with the same name in the same dataverse already exists
+     */
+    void addFullTextConfig(MetadataTransactionContext mdTxnCtx, FullTextConfigMetadataEntity configMetadataEntity)
+            throws AlgebricksException;
+
+    /**
+     * @param mdTxnCtx
+     *            MetadataTransactionContext of an active metadata transaction.
+     * @param dataverseName
+     *            the name of the dataverse where the full-text filter belongs
+     * @param configName
+     *            the name of the full-text config to be fetched
+     * @throws AlgebricksException
+     *              For example, if the full-text config doesn't exist
+     * @return
+     */
+    FullTextConfigMetadataEntity getFullTextConfig(MetadataTransactionContext mdTxnCtx, DataverseName dataverseName,
+            String configName) throws AlgebricksException;
+
+    /**
+     * @param mdTxnCtx
+     *            MetadataTransactionContext of an active metadata transaction.
+     * @param dataverseName
+     *            the name of the dataverse where the full-text filter belongs
+     * @param configName
+     *            the name of the full-text config to be dropped
+     * @throws AlgebricksException
+     *              For example, if ifExists is set to false and the config doesn't exist
+     */
+    void dropFullTextConfig(MetadataTransactionContext mdTxnCtx, DataverseName dataverseName, String configName)
+            throws AlgebricksException;
+
+    /**
+     * @param mdTxnCtx
+     *            MetadataTransactionContext of an active metadata transaction.
      * @param adapter
      *            An instance of type Adapter that represents the adapter being
      *            added
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/api/IMetadataNode.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/api/IMetadataNode.java
index 08ed0a3..561a4fa 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/api/IMetadataNode.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/api/IMetadataNode.java
@@ -36,6 +36,8 @@
 import org.apache.asterix.metadata.entities.Feed;
 import org.apache.asterix.metadata.entities.FeedConnection;
 import org.apache.asterix.metadata.entities.FeedPolicyEntity;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
 import org.apache.asterix.metadata.entities.Function;
 import org.apache.asterix.metadata.entities.Index;
 import org.apache.asterix.metadata.entities.Library;
@@ -449,6 +451,80 @@
 
     /**
      * @param txnId
+     *            Metadata transaction id of an active metadata transaction.
+     * @param filterMetadataEntity
+     *            the full-text filter metadata entity to be added
+     * @throws AlgebricksException
+     *              For example, if the filter with the same name in the same dataverse already exists
+     */
+    void addFullTextFilter(TxnId txnId, FullTextFilterMetadataEntity filterMetadataEntity)
+            throws RemoteException, AlgebricksException;
+
+    /**
+     * @param txnId
+     *            Metadata transaction id of an active metadata transaction.
+     * @param dataverseName
+     *            the name of the dataverse where the full-text filter belongs
+     * @param filterName
+     *            the name of the full-text filter to be fetched
+     * @throws AlgebricksException
+     *              For example, if the filter doesn't exist
+     */
+    FullTextFilterMetadataEntity getFullTextFilter(TxnId txnId, DataverseName dataverseName, String filterName)
+            throws RemoteException, AlgebricksException;
+
+    /**
+     * @param txnId
+     *            Metadata transaction id of an active metadata transaction.
+     * @param dataverseName
+     *            the name of the dataverse where the full-text filter belongs
+     * @param filterName
+     *            the name of the full-text filter to be dropped
+     * @throws AlgebricksException
+     *              For example, if ifExists is set to false and the filter doesn't exist
+     */
+    void dropFullTextFilter(TxnId txnId, DataverseName dataverseName, String filterName)
+            throws RemoteException, AlgebricksException;
+
+    /**
+     * @param txnId
+     *            Metadata transaction id of an active metadata transaction.
+     * @param configMetadataEntity
+     *            the full-text config descriptor to be added
+     * @throws AlgebricksException
+     *              For example, if the config with the same name in the same dataverse already exists
+     */
+    void addFullTextConfig(TxnId txnId, FullTextConfigMetadataEntity configMetadataEntity)
+            throws AlgebricksException, RemoteException;
+
+    /**
+     * @param txnId
+     *            Metadata transaction id of an active metadata transaction.
+     * @param dataverseName
+     *            the name of the dataverse where the full-text filter belongs
+     * @param configName
+     *            the name of the full-text config to be fetched
+     * @throws AlgebricksException
+     *              For example, if the full-text config doesn't exist
+     */
+    FullTextConfigMetadataEntity getFullTextConfig(TxnId txnId, DataverseName dataverseName, String configName)
+            throws AlgebricksException, RemoteException;
+
+    /**
+     * @param txnId
+     *            Metadata transaction id of an active metadata transaction.
+     * @param dataverseName
+     *            the name of the dataverse where the full-text filter belongs
+     * @param configName
+     *            the name of the full-text config to be dropped
+     * @throws AlgebricksException
+     *              For example, if ifExists is set to false and the config doesn't exist
+     */
+    void dropFullTextConfig(TxnId txnId, DataverseName dataverseName, String configName)
+            throws RemoteException, AlgebricksException;
+
+    /**
+     * @param txnId
      * @param dataverseName
      * @return List<Adapter> A list containing the adapters in the specified
      *         dataverse
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataBootstrap.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataBootstrap.java
index 8cfd146..047b823 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataBootstrap.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataBootstrap.java
@@ -123,7 +123,8 @@
                     MetadataPrimaryIndexes.FEED_DATASET, MetadataPrimaryIndexes.FEED_POLICY_DATASET,
                     MetadataPrimaryIndexes.LIBRARY_DATASET, MetadataPrimaryIndexes.COMPACTION_POLICY_DATASET,
                     MetadataPrimaryIndexes.EXTERNAL_FILE_DATASET, MetadataPrimaryIndexes.FEED_CONNECTION_DATASET,
-                    MetadataPrimaryIndexes.SYNONYM_DATASET };
+                    MetadataPrimaryIndexes.SYNONYM_DATASET, MetadataPrimaryIndexes.FULL_TEXT_CONFIG_DATASET,
+                    MetadataPrimaryIndexes.FULL_TEXT_FILTER_DATASET };
 
     private MetadataBootstrap() {
     }
@@ -173,6 +174,7 @@
             } else {
                 insertNewCompactionPoliciesIfNotExist(mdTxnCtx);
                 insertSynonymEntitiesIfNotExist(mdTxnCtx);
+                insertFullTextConfigAndFilterIfNotExist(mdTxnCtx);
             }
             // #. initialize datasetIdFactory
             MetadataManager.INSTANCE.initializeDatasetIdFactory(mdTxnCtx);
@@ -314,6 +316,38 @@
         }
     }
 
+    // For backward-compatibility: for old datasets created by an older version of AsterixDB, they
+    // 1) may not have such a full-text config dataset in the metadata catalog,
+    // 2) may not have the default full-text config as an entry in the metadata catalog
+    // So here, let's try to insert if not exists
+    private static void insertFullTextConfigAndFilterIfNotExist(MetadataTransactionContext mdTxnCtx)
+            throws AlgebricksException {
+
+        // We need to insert data types first because datasets depend on data types
+        // ToDo: create a new function to reduce duplicated code here: addDatatypeIfNotExist()
+        IAType fullTextConfigRecordType = MetadataPrimaryIndexes.FULL_TEXT_CONFIG_DATASET.getPayloadRecordType();
+        if (MetadataManager.INSTANCE.getDatatype(mdTxnCtx, MetadataConstants.METADATA_DATAVERSE_NAME,
+                fullTextConfigRecordType.getTypeName()) == null) {
+            MetadataManager.INSTANCE.addDatatype(mdTxnCtx, new Datatype(MetadataConstants.METADATA_DATAVERSE_NAME,
+                    fullTextConfigRecordType.getTypeName(), fullTextConfigRecordType, false));
+        }
+        IAType fullTextFilterRecordType = MetadataPrimaryIndexes.FULL_TEXT_FILTER_DATASET.getPayloadRecordType();
+        if (MetadataManager.INSTANCE.getDatatype(mdTxnCtx, MetadataConstants.METADATA_DATAVERSE_NAME,
+                fullTextFilterRecordType.getTypeName()) == null) {
+            MetadataManager.INSTANCE.addDatatype(mdTxnCtx, new Datatype(MetadataConstants.METADATA_DATAVERSE_NAME,
+                    fullTextFilterRecordType.getTypeName(), fullTextFilterRecordType, false));
+        }
+
+        if (MetadataManager.INSTANCE.getDataset(mdTxnCtx, MetadataConstants.METADATA_DATAVERSE_NAME,
+                MetadataConstants.FULL_TEXT_CONFIG_DATASET_NAME) == null) {
+            insertMetadataDatasets(mdTxnCtx, new IMetadataIndex[] { MetadataPrimaryIndexes.FULL_TEXT_CONFIG_DATASET });
+        }
+        if (MetadataManager.INSTANCE.getDataset(mdTxnCtx, MetadataConstants.METADATA_DATAVERSE_NAME,
+                MetadataConstants.FULL_TEXT_FILTER_DATASET_NAME) == null) {
+            insertMetadataDatasets(mdTxnCtx, new IMetadataIndex[] { MetadataPrimaryIndexes.FULL_TEXT_FILTER_DATASET });
+        }
+    }
+
     private static DatasourceAdapter getAdapter(String adapterFactoryClassName) throws AlgebricksException {
         try {
             String adapterName =
@@ -528,7 +562,11 @@
     }
 
     private static void ensureCatalogUpgradability(IMetadataIndex index) {
-        if (index != MetadataPrimaryIndexes.SYNONYM_DATASET) {
+        if (index != MetadataPrimaryIndexes.SYNONYM_DATASET
+                // Backward-compatibility: FULLTEXT_ENTITY_DATASET is added to AsterixDB recently
+                // and may not exist in an older dataverse
+                && index != MetadataPrimaryIndexes.FULL_TEXT_CONFIG_DATASET
+                && index != MetadataPrimaryIndexes.FULL_TEXT_FILTER_DATASET) {
             throw new IllegalStateException(
                     "attempt to create metadata index " + index.getIndexName() + ". Index should already exist");
         }
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataPrimaryIndexes.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataPrimaryIndexes.java
index 556090a..a191e43 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataPrimaryIndexes.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataPrimaryIndexes.java
@@ -61,6 +61,10 @@
             new MetadataIndexImmutableProperties(MetadataConstants.EXTERNAL_FILE_DATASET_NAME, 14, 14);
     public static final MetadataIndexImmutableProperties PROPERTIES_SYNONYM =
             new MetadataIndexImmutableProperties(MetadataConstants.SYNONYM_DATASET_NAME, 15, 15);
+    public static final MetadataIndexImmutableProperties PROPERTIES_FULL_TEXT_CONFIG =
+            new MetadataIndexImmutableProperties(MetadataConstants.FULL_TEXT_CONFIG_DATASET_NAME, 16, 16);
+    public static final MetadataIndexImmutableProperties PROPERTIES_FULL_TEXT_FILTER =
+            new MetadataIndexImmutableProperties(MetadataConstants.FULL_TEXT_FILTER_DATASET_NAME, 17, 17);
 
     public static final IMetadataIndex DATAVERSE_DATASET =
             new MetadataIndex(PROPERTIES_DATAVERSE, 2, new IAType[] { BuiltinType.ASTRING },
@@ -142,6 +146,17 @@
                             Arrays.asList(MetadataRecordTypes.FIELD_NAME_SYNONYM_NAME)),
                     0, MetadataRecordTypes.SYNONYM_RECORDTYPE, true, new int[] { 0, 1 });
 
+    public static final IMetadataIndex FULL_TEXT_CONFIG_DATASET =
+            new MetadataIndex(PROPERTIES_FULL_TEXT_CONFIG, 3, new IAType[] { BuiltinType.ASTRING, BuiltinType.ASTRING },
+                    Arrays.asList(Arrays.asList(MetadataRecordTypes.FIELD_NAME_DATAVERSE_NAME),
+                            Arrays.asList(MetadataRecordTypes.FIELD_NAME_FULL_TEXT_CONFIG_NAME)),
+                    0, MetadataRecordTypes.FULL_TEXT_CONFIG_RECORDTYPE, true, new int[] { 0, 1 });
+    public static final IMetadataIndex FULL_TEXT_FILTER_DATASET =
+            new MetadataIndex(PROPERTIES_FULL_TEXT_FILTER, 3, new IAType[] { BuiltinType.ASTRING, BuiltinType.ASTRING },
+                    Arrays.asList(Arrays.asList(MetadataRecordTypes.FIELD_NAME_DATAVERSE_NAME),
+                            Arrays.asList(MetadataRecordTypes.FIELD_NAME_FULL_TEXT_FILTER_NAME)),
+                    0, MetadataRecordTypes.FULL_TEXT_FILTER_RECORDTYPE, true, new int[] { 0, 1 });
+
     private MetadataPrimaryIndexes() {
     }
 }
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataRecordTypes.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataRecordTypes.java
index 8430f44..14798d1 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataRecordTypes.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/bootstrap/MetadataRecordTypes.java
@@ -109,6 +109,13 @@
     public static final String FIELD_NAME_WORKING_MEMORY_SIZE = "WorkingMemorySize";
     public static final String FIELD_NAME_APPLIED_FUNCTIONS = "AppliedFunctions";
     public static final String FIELD_NAME_WHERE_CLAUSE = "WhereClause";
+    public static final String FIELD_NAME_FULL_TEXT_CONFIG_NAME = "FullTextConfigName";
+    public static final String FIELD_NAME_FULL_TEXT_FILTER_NAME = "FullTextFilterName";
+    public static final String FIELD_NAME_FULL_TEXT_FILTER_TYPE = "FullTextFilterType";
+    public static final String FIELD_NAME_FULL_TEXT_TOKENIZER = "Tokenizer";
+    public static final String FIELD_NAME_FULL_TEXT_FILTER_PIPELINE = "FullTextFilterPipeline";
+    public static final String FIELD_NAME_FULL_TEXT_STOPWORD_LIST = "StopwordList";
+    public static final String FIELD_NAME_FULL_TEXT_STEMMER_LANGUAGE = "Language";
 
     //---------------------------------- Record Types Creation ----------------------------------//
     //--------------------------------------- Properties ----------------------------------------//
@@ -509,6 +516,41 @@
             //IsOpen?
             true);
 
+    //---------------------------------- FullText Config and Filter -------------------------//
+    public static final int FULL_TEXT_ARECORD_DATAVERSE_NAME_FIELD_INDEX = 0;
+
+    // FullText Config
+    public static final int FULL_TEXT_ARECORD_CONFIG_NAME_FIELD_INDEX = 1;
+    public static final int FULL_TEXT_ARECORD_CONFIG_TOKENIZER_FIELD_INDEX = 2;
+    public static final int FULL_TEXT_ARECORD_FILTER_PIPELINE_FIELD_INDEX = 3;
+
+    // FullText Filter
+    public static final int FULL_TEXT_ARECORD_FILTER_NAME_FIELD_INDEX = 1;
+    public static final int FULL_TEXT_ARECORD_FILTER_TYPE_FIELD_INDEX = 2;
+
+    // Stopword Filter
+    public static final int FULLTEXT_ENTITY_ARECORD_STOPWORD_LIST_FIELD_INDEX = 3;
+
+    // Stemmer Filter
+    public static final int FULLTEXT_ENTITY_ARECORD_STEMMER_LANGUAGE_FIELD_INDEX = 3;
+
+    public static final String RECORD_NAME_FULL_TEXT_CONFIG = "FullTextConfigRecordType";
+    public static final ARecordType FULL_TEXT_CONFIG_RECORDTYPE = createRecordType(RECORD_NAME_FULL_TEXT_CONFIG,
+            new String[] { FIELD_NAME_DATAVERSE_NAME, FIELD_NAME_FULL_TEXT_CONFIG_NAME, FIELD_NAME_FULL_TEXT_TOKENIZER,
+                    FIELD_NAME_FULL_TEXT_FILTER_PIPELINE },
+            new IAType[] { BuiltinType.ASTRING, BuiltinType.ASTRING, AUnionType.createNullableType(BuiltinType.ASTRING),
+                    AUnionType
+                            .createNullableType(new AOrderedListType(BuiltinType.ASTRING, "FullTextFilterPipeline")) },
+            true);
+
+    public static final String RECORD_NAME_FULL_TEXT_FILTER = "FullTextFilterRecordType";
+    // Different filters may have different fields, e.g.
+    // stopwords filter has the stopwords list, so this type is OPEN
+    public static final ARecordType FULL_TEXT_FILTER_RECORDTYPE = createRecordType(RECORD_NAME_FULL_TEXT_FILTER,
+            new String[] { FIELD_NAME_DATAVERSE_NAME, FIELD_NAME_FULL_TEXT_FILTER_NAME,
+                    FIELD_NAME_FULL_TEXT_FILTER_TYPE },
+            new IAType[] { BuiltinType.ASTRING, BuiltinType.ASTRING, BuiltinType.ASTRING }, true);
+
     // private members
     private MetadataRecordTypes() {
     }
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/declared/MetadataManagerUtil.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/declared/MetadataManagerUtil.java
index 6ba8ba8..dd8e44c 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/declared/MetadataManagerUtil.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/declared/MetadataManagerUtil.java
@@ -34,6 +34,8 @@
 import org.apache.asterix.metadata.entities.Feed;
 import org.apache.asterix.metadata.entities.FeedConnection;
 import org.apache.asterix.metadata.entities.FeedPolicyEntity;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
 import org.apache.asterix.metadata.entities.Index;
 import org.apache.asterix.metadata.entities.NodeGroup;
 import org.apache.asterix.metadata.entities.Synonym;
@@ -44,6 +46,8 @@
 import org.apache.hyracks.algebricks.core.algebra.properties.DefaultNodeGroupDomain;
 import org.apache.hyracks.algebricks.core.algebra.properties.INodeDomain;
 
+import com.google.common.base.Strings;
+
 public class MetadataManagerUtil {
 
     private MetadataManagerUtil() {
@@ -148,6 +152,21 @@
         return MetadataManager.INSTANCE.getSynonym(mdTxnCtx, dataverseName, synonymName);
     }
 
+    public static FullTextConfigMetadataEntity findFullTextConfigDescriptor(MetadataTransactionContext mdTxnCtx,
+            DataverseName dataverseName, String ftConfigName) throws AlgebricksException {
+        // If the config name is null, then the default config will be returned
+        if (Strings.isNullOrEmpty(ftConfigName)) {
+            return FullTextConfigMetadataEntity.getDefaultFullTextConfigMetadataEntity();
+        }
+
+        return MetadataManager.INSTANCE.getFullTextConfig(mdTxnCtx, dataverseName, ftConfigName);
+    }
+
+    public static FullTextFilterMetadataEntity findFullTextFilterDescriptor(MetadataTransactionContext mdTxnCtx,
+            DataverseName dataverseName, String ftFilterName) throws AlgebricksException {
+        return MetadataManager.INSTANCE.getFullTextFilter(mdTxnCtx, dataverseName, ftFilterName);
+    }
+
     public static List<Index> getDatasetIndexes(MetadataTransactionContext mdTxnCtx, DataverseName dataverseName,
             String datasetName) throws AlgebricksException {
         return MetadataManager.INSTANCE.getDatasetIndexes(mdTxnCtx, dataverseName, datasetName);
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/declared/MetadataProvider.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/declared/MetadataProvider.java
index e2505b7..ef6f8d9 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/declared/MetadataProvider.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/declared/MetadataProvider.java
@@ -80,12 +80,15 @@
 import org.apache.asterix.metadata.entities.Feed;
 import org.apache.asterix.metadata.entities.FeedConnection;
 import org.apache.asterix.metadata.entities.FeedPolicyEntity;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
 import org.apache.asterix.metadata.entities.Function;
 import org.apache.asterix.metadata.entities.Index;
 import org.apache.asterix.metadata.entities.Synonym;
 import org.apache.asterix.metadata.feeds.FeedMetadataUtil;
 import org.apache.asterix.metadata.lock.ExternalDatasetsRegistry;
 import org.apache.asterix.metadata.utils.DatasetUtil;
+import org.apache.asterix.metadata.utils.FullTextUtil;
 import org.apache.asterix.metadata.utils.MetadataConstants;
 import org.apache.asterix.metadata.utils.SplitsAndConstraintsUtil;
 import org.apache.asterix.om.functions.BuiltinFunctions;
@@ -156,6 +159,7 @@
 import org.apache.hyracks.storage.am.common.ophelpers.IndexOperation;
 import org.apache.hyracks.storage.am.lsm.btree.dataflow.LSMBTreeBatchPointSearchOperatorDescriptor;
 import org.apache.hyracks.storage.am.lsm.invertedindex.dataflow.BinaryTokenizerOperatorDescriptor;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.am.rtree.dataflow.RTreeSearchOperatorDescriptor;
 import org.apache.hyracks.storage.common.IStorageManager;
@@ -442,6 +446,16 @@
         return MetadataManagerUtil.findSynonym(mdTxnCtx, dataverseName, synonymName);
     }
 
+    public FullTextConfigMetadataEntity findFullTextConfig(DataverseName dataverseName, String ftConfigName)
+            throws AlgebricksException {
+        return MetadataManagerUtil.findFullTextConfigDescriptor(mdTxnCtx, dataverseName, ftConfigName);
+    }
+
+    public FullTextFilterMetadataEntity findFullTextFilter(DataverseName dataverseName, String ftFilterName)
+            throws AlgebricksException {
+        return MetadataManagerUtil.findFullTextFilterDescriptor(mdTxnCtx, dataverseName, ftFilterName);
+    }
+
     @Override
     public IFunctionInfo lookupFunction(FunctionIdentifier fid) {
         return BuiltinFunctions.getBuiltinFunctionInfo(fid);
@@ -1644,6 +1658,9 @@
 
             IBinaryTokenizerFactory tokenizerFactory = NonTaggedFormatUtil.getBinaryTokenizerFactory(
                     secondaryKeyType.getTypeTag(), indexType, secondaryIndex.getGramLength());
+            IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory =
+                    FullTextUtil.fetchFilterAndCreateConfigEvaluator(this, secondaryIndex.getDataverseName(),
+                            secondaryIndex.getFullTextConfigName());
 
             Pair<IFileSplitProvider, AlgebricksPartitionConstraint> splitsAndConstraint =
                     getSplitProviderAndConstraints(dataset, secondaryIndex.getIndexName());
@@ -1685,8 +1702,9 @@
                 keyFields[k] = k;
             }
 
-            tokenizerOp = new BinaryTokenizerOperatorDescriptor(spec, tokenKeyPairRecDesc, tokenizerFactory, docField,
-                    keyFields, isPartitioned, true, false, MissingWriterFactory.INSTANCE);
+            tokenizerOp = new BinaryTokenizerOperatorDescriptor(spec, tokenKeyPairRecDesc, tokenizerFactory,
+                    fullTextConfigEvaluatorFactory, docField, keyFields, isPartitioned, true, false,
+                    MissingWriterFactory.INSTANCE);
             return new Pair<>(tokenizerOp, splitsAndConstraint.second);
         } catch (Exception e) {
             throw new AlgebricksException(e);
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/FullTextConfigMetadataEntity.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/FullTextConfigMetadataEntity.java
new file mode 100644
index 0000000..3ee7106
--- /dev/null
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/FullTextConfigMetadataEntity.java
@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.metadata.entities;
+
+import org.apache.asterix.metadata.MetadataCache;
+import org.apache.asterix.metadata.api.IMetadataEntity;
+import org.apache.asterix.runtime.fulltext.FullTextConfigDescriptor;
+
+public class FullTextConfigMetadataEntity implements IMetadataEntity<FullTextConfigMetadataEntity> {
+    private final FullTextConfigDescriptor fullTextConfig;
+
+    public FullTextConfigMetadataEntity(FullTextConfigDescriptor config) {
+        this.fullTextConfig = config;
+    }
+
+    public FullTextConfigDescriptor getFullTextConfig() {
+        return fullTextConfig;
+    }
+
+    @Override
+    public FullTextConfigMetadataEntity addToCache(MetadataCache cache) {
+        return cache.addFullTextConfigIfNotExists(this);
+    }
+
+    @Override
+    public FullTextConfigMetadataEntity dropFromCache(MetadataCache cache) {
+        return cache.dropFullTextConfig(this);
+    }
+
+    public static FullTextConfigMetadataEntity getDefaultFullTextConfigMetadataEntity() {
+        return new FullTextConfigMetadataEntity(FullTextConfigDescriptor.getDefaultFullTextConfig());
+    }
+
+}
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/FullTextFilterMetadataEntity.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/FullTextFilterMetadataEntity.java
new file mode 100644
index 0000000..eb4c7bc
--- /dev/null
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/FullTextFilterMetadataEntity.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.metadata.entities;
+
+import org.apache.asterix.metadata.MetadataCache;
+import org.apache.asterix.metadata.api.IMetadataEntity;
+import org.apache.asterix.runtime.fulltext.AbstractFullTextFilterDescriptor;
+
+public class FullTextFilterMetadataEntity implements IMetadataEntity<FullTextFilterMetadataEntity> {
+    private final AbstractFullTextFilterDescriptor filterDescriptor;
+
+    public FullTextFilterMetadataEntity(AbstractFullTextFilterDescriptor filterDescriptor) {
+        this.filterDescriptor = filterDescriptor;
+    }
+
+    @Override
+    public FullTextFilterMetadataEntity addToCache(MetadataCache cache) {
+        return cache.addFullTextFilterIfNotExists(this);
+    }
+
+    @Override
+    public FullTextFilterMetadataEntity dropFromCache(MetadataCache cache) {
+        return cache.dropFullTextFilter(this);
+    }
+
+    public AbstractFullTextFilterDescriptor getFullTextFilter() {
+        return filterDescriptor;
+    }
+}
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/Index.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/Index.java
index ee8622c..c8133e0 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/Index.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entities/Index.java
@@ -41,7 +41,7 @@
  */
 public class Index implements IMetadataEntity<Index>, Comparable<Index> {
 
-    private static final long serialVersionUID = 2L;
+    private static final long serialVersionUID = 3L;
     public static final int RECORD_INDICATOR = 0;
 
     private final DataverseName dataverseName;
@@ -58,12 +58,17 @@
     private final boolean isPrimaryIndex;
     // Specific to NGRAM indexes.
     private final int gramLength;
+    // ToDo: to allow index to access the full-text config in another dataverse,
+    //   maybe we need to add a new field here fullTextConfigDataverseName for the dataverse name of the full-text config
+    // Specific to FullText indexes.
+    private final String fullTextConfigName;
     // Type of pending operations with respect to atomic DDL operation
     private int pendingOp;
 
     public Index(DataverseName dataverseName, String datasetName, String indexName, IndexType indexType,
             List<List<String>> keyFieldNames, List<Integer> keyFieldSourceIndicators, List<IAType> keyFieldTypes,
-            int gramLength, boolean overrideKeyFieldTypes, boolean isEnforced, boolean isPrimaryIndex, int pendingOp) {
+            int gramLength, String fullTextConfigName, boolean overrideKeyFieldTypes, boolean isEnforced,
+            boolean isPrimaryIndex, int pendingOp) {
         this.dataverseName = dataverseName;
         this.datasetName = datasetName;
         this.indexName = indexName;
@@ -72,6 +77,8 @@
         this.keyFieldSourceIndicators = keyFieldSourceIndicators;
         this.keyFieldTypes = keyFieldTypes;
         this.gramLength = gramLength;
+        this.fullTextConfigName = fullTextConfigName;
+
         this.overrideKeyFieldTypes = overrideKeyFieldTypes;
         this.isEnforced = isEnforced;
         this.isPrimaryIndex = isPrimaryIndex;
@@ -82,7 +89,7 @@
             List<List<String>> keyFieldNames, List<Integer> keyFieldSourceIndicators, List<IAType> keyFieldTypes,
             boolean overrideKeyFieldTypes, boolean isEnforced, boolean isPrimaryIndex, int pendingOp) {
         this(dataverseName, datasetName, indexName, indexType, keyFieldNames, keyFieldSourceIndicators, keyFieldTypes,
-                -1, overrideKeyFieldTypes, isEnforced, isPrimaryIndex, pendingOp);
+                -1, null, overrideKeyFieldTypes, isEnforced, isPrimaryIndex, pendingOp);
     }
 
     public DataverseName getDataverseName() {
@@ -113,6 +120,10 @@
         return gramLength;
     }
 
+    public String getFullTextConfigName() {
+        return fullTextConfigName;
+    }
+
     public IndexType getIndexType() {
         return indexType;
     }
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/FullTextConfigMetadataEntityTupleTranslator.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/FullTextConfigMetadataEntityTupleTranslator.java
new file mode 100644
index 0000000..ec5cdc9
--- /dev/null
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/FullTextConfigMetadataEntityTupleTranslator.java
@@ -0,0 +1,163 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.metadata.entitytupletranslators;
+
+import static org.apache.asterix.metadata.bootstrap.MetadataRecordTypes.FULL_TEXT_ARECORD_CONFIG_NAME_FIELD_INDEX;
+import static org.apache.asterix.metadata.bootstrap.MetadataRecordTypes.FULL_TEXT_ARECORD_CONFIG_TOKENIZER_FIELD_INDEX;
+import static org.apache.asterix.metadata.bootstrap.MetadataRecordTypes.FULL_TEXT_ARECORD_DATAVERSE_NAME_FIELD_INDEX;
+import static org.apache.asterix.metadata.bootstrap.MetadataRecordTypes.FULL_TEXT_ARECORD_FILTER_PIPELINE_FIELD_INDEX;
+
+import java.util.List;
+
+import org.apache.asterix.builders.OrderedListBuilder;
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.asterix.formats.nontagged.SerializerDeserializerProvider;
+import org.apache.asterix.metadata.bootstrap.MetadataPrimaryIndexes;
+import org.apache.asterix.metadata.bootstrap.MetadataRecordTypes;
+import org.apache.asterix.metadata.entities.FullTextConfigMetadataEntity;
+import org.apache.asterix.om.base.AInt8;
+import org.apache.asterix.om.base.AOrderedList;
+import org.apache.asterix.om.base.ARecord;
+import org.apache.asterix.om.base.AString;
+import org.apache.asterix.om.base.IACursor;
+import org.apache.asterix.om.types.AOrderedListType;
+import org.apache.asterix.om.types.BuiltinType;
+import org.apache.asterix.runtime.fulltext.FullTextConfigDescriptor;
+import org.apache.commons.lang3.EnumUtils;
+import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
+import org.apache.hyracks.api.dataflow.value.ISerializerDeserializer;
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.data.std.util.ArrayBackedValueStorage;
+import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleBuilder;
+import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleReference;
+import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
+
+import com.google.common.collect.ImmutableList;
+
+public class FullTextConfigMetadataEntityTupleTranslator extends AbstractTupleTranslator<FullTextConfigMetadataEntity> {
+
+    private static final int FULL_TEXT_CONFIG_PAYLOAD_TUPLE_FIELD_INDEX = 2;
+    protected final ArrayTupleReference tuple;
+    protected final ISerializerDeserializer<AInt8> int8Serde =
+            SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT8);
+
+    protected FullTextConfigMetadataEntityTupleTranslator(boolean getTuple) {
+        super(getTuple, MetadataPrimaryIndexes.FULL_TEXT_CONFIG_DATASET, FULL_TEXT_CONFIG_PAYLOAD_TUPLE_FIELD_INDEX);
+        if (getTuple) {
+            tuple = new ArrayTupleReference();
+        } else {
+            tuple = null;
+        }
+    }
+
+    @Override
+    protected FullTextConfigMetadataEntity createMetadataEntityFromARecord(ARecord aRecord)
+            throws HyracksDataException, AlgebricksException {
+        DataverseName dataverseName = DataverseName.createFromCanonicalForm(
+                ((AString) aRecord.getValueByPos(MetadataRecordTypes.FULL_TEXT_ARECORD_DATAVERSE_NAME_FIELD_INDEX))
+                        .getStringValue());
+
+        String name = ((AString) aRecord.getValueByPos(MetadataRecordTypes.FULL_TEXT_ARECORD_CONFIG_NAME_FIELD_INDEX))
+                .getStringValue();
+
+        TokenizerCategory tokenizerCategory =
+                EnumUtils.getEnumIgnoreCase(TokenizerCategory.class,
+                        ((AString) aRecord
+                                .getValueByPos(MetadataRecordTypes.FULL_TEXT_ARECORD_CONFIG_TOKENIZER_FIELD_INDEX))
+                                        .getStringValue());
+
+        ImmutableList.Builder<String> filterNamesBuilder = ImmutableList.builder();
+        IACursor filterNamesCursor = ((AOrderedList) (aRecord
+                .getValueByPos(MetadataRecordTypes.FULL_TEXT_ARECORD_FILTER_PIPELINE_FIELD_INDEX))).getCursor();
+        while (filterNamesCursor.next()) {
+            filterNamesBuilder.add(((AString) filterNamesCursor.get()).getStringValue());
+        }
+
+        FullTextConfigDescriptor configDescriptor =
+                new FullTextConfigDescriptor(dataverseName, name, tokenizerCategory, filterNamesBuilder.build());
+        FullTextConfigMetadataEntity configMetadataEntity = new FullTextConfigMetadataEntity(configDescriptor);
+        return configMetadataEntity;
+    }
+
+    private void writeIndex(String dataverseName, String configName, ArrayTupleBuilder tupleBuilder)
+            throws HyracksDataException {
+        aString.setValue(dataverseName);
+        stringSerde.serialize(aString, tupleBuilder.getDataOutput());
+        tupleBuilder.addFieldEndOffset();
+
+        aString.setValue(configName);
+        stringSerde.serialize(aString, tupleBuilder.getDataOutput());
+        tupleBuilder.addFieldEndOffset();
+    }
+
+    @Override
+    public ITupleReference getTupleFromMetadataEntity(FullTextConfigMetadataEntity configMetadataEntity)
+            throws HyracksDataException {
+        tupleBuilder.reset();
+
+        FullTextConfigDescriptor configDescriptor = configMetadataEntity.getFullTextConfig();
+
+        writeIndex(configDescriptor.getDataverseName().getCanonicalForm(), configDescriptor.getName(), tupleBuilder);
+
+        recordBuilder.reset(MetadataRecordTypes.FULL_TEXT_CONFIG_RECORDTYPE);
+
+        // write dataverse name
+        fieldValue.reset();
+        aString.setValue(configDescriptor.getDataverseName().getCanonicalForm());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        recordBuilder.addField(FULL_TEXT_ARECORD_DATAVERSE_NAME_FIELD_INDEX, fieldValue);
+
+        // write name
+        fieldValue.reset();
+        aString.setValue(configDescriptor.getName());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        recordBuilder.addField(FULL_TEXT_ARECORD_CONFIG_NAME_FIELD_INDEX, fieldValue);
+
+        // write tokenizer category
+        fieldValue.reset();
+        aString.setValue(configDescriptor.getTokenizerCategory().name());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        recordBuilder.addField(FULL_TEXT_ARECORD_CONFIG_TOKENIZER_FIELD_INDEX, fieldValue);
+
+        // set filter pipeline
+        List<String> filterNames = configDescriptor.getFilterNames();
+
+        OrderedListBuilder listBuilder = new OrderedListBuilder();
+        listBuilder.reset(new AOrderedListType(BuiltinType.ASTRING, null));
+        ArrayBackedValueStorage itemValue = new ArrayBackedValueStorage();
+        for (String s : filterNames) {
+            itemValue.reset();
+            aString.setValue(s);
+            stringSerde.serialize(aString, itemValue.getDataOutput());
+            listBuilder.addItem(itemValue);
+        }
+
+        fieldValue.reset();
+        listBuilder.write(fieldValue.getDataOutput(), true);
+        recordBuilder.addField(FULL_TEXT_ARECORD_FILTER_PIPELINE_FIELD_INDEX, fieldValue);
+
+        recordBuilder.write(tupleBuilder.getDataOutput(), true);
+        tupleBuilder.addFieldEndOffset();
+
+        tuple.reset(tupleBuilder.getFieldEndOffsets(), tupleBuilder.getByteArray());
+        return tuple;
+    }
+}
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/FullTextFilterMetadataEntityTupleTranslator.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/FullTextFilterMetadataEntityTupleTranslator.java
new file mode 100644
index 0000000..4845310
--- /dev/null
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/FullTextFilterMetadataEntityTupleTranslator.java
@@ -0,0 +1,201 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.metadata.entitytupletranslators;
+
+import static org.apache.asterix.metadata.bootstrap.MetadataRecordTypes.FIELD_NAME_FULL_TEXT_STOPWORD_LIST;
+import static org.apache.asterix.metadata.bootstrap.MetadataRecordTypes.FULL_TEXT_ARECORD_DATAVERSE_NAME_FIELD_INDEX;
+import static org.apache.asterix.metadata.bootstrap.MetadataRecordTypes.FULL_TEXT_ARECORD_FILTER_NAME_FIELD_INDEX;
+import static org.apache.asterix.metadata.bootstrap.MetadataRecordTypes.FULL_TEXT_ARECORD_FILTER_TYPE_FIELD_INDEX;
+
+import java.util.List;
+
+import org.apache.asterix.builders.OrderedListBuilder;
+import org.apache.asterix.common.exceptions.AsterixException;
+import org.apache.asterix.common.exceptions.ErrorCode;
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.asterix.formats.nontagged.SerializerDeserializerProvider;
+import org.apache.asterix.metadata.bootstrap.MetadataPrimaryIndexes;
+import org.apache.asterix.metadata.bootstrap.MetadataRecordTypes;
+import org.apache.asterix.metadata.entities.FullTextFilterMetadataEntity;
+import org.apache.asterix.om.base.AInt8;
+import org.apache.asterix.om.base.AOrderedList;
+import org.apache.asterix.om.base.ARecord;
+import org.apache.asterix.om.base.AString;
+import org.apache.asterix.om.base.IACursor;
+import org.apache.asterix.om.types.AOrderedListType;
+import org.apache.asterix.om.types.BuiltinType;
+import org.apache.asterix.runtime.fulltext.AbstractFullTextFilterDescriptor;
+import org.apache.asterix.runtime.fulltext.StopwordsFullTextFilterDescriptor;
+import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
+import org.apache.hyracks.api.dataflow.value.ISerializerDeserializer;
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.data.std.util.ArrayBackedValueStorage;
+import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleBuilder;
+import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleReference;
+import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.FullTextFilterType;
+
+import com.google.common.collect.ImmutableList;
+
+public class FullTextFilterMetadataEntityTupleTranslator extends AbstractTupleTranslator<FullTextFilterMetadataEntity> {
+
+    private static final int FULLTEXT_FILTER_PAYLOAD_TUPLE_FIELD_INDEX = 2;
+    protected final ArrayTupleReference tuple;
+    protected final ISerializerDeserializer<AInt8> int8Serde =
+            SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT8);
+
+    protected FullTextFilterMetadataEntityTupleTranslator(boolean getTuple) {
+        super(getTuple, MetadataPrimaryIndexes.FULL_TEXT_FILTER_DATASET, FULLTEXT_FILTER_PAYLOAD_TUPLE_FIELD_INDEX);
+        if (getTuple) {
+            tuple = new ArrayTupleReference();
+        } else {
+            tuple = null;
+        }
+    }
+
+    @Override
+    protected FullTextFilterMetadataEntity createMetadataEntityFromARecord(ARecord aRecord) throws AlgebricksException {
+        AString dataverseName = (AString) aRecord.getValueByPos(FULL_TEXT_ARECORD_DATAVERSE_NAME_FIELD_INDEX);
+        AString filterName = (AString) aRecord.getValueByPos(FULL_TEXT_ARECORD_FILTER_NAME_FIELD_INDEX);
+        AString filterTypeAString = (AString) aRecord.getValueByPos(FULL_TEXT_ARECORD_FILTER_TYPE_FIELD_INDEX);
+
+        FullTextFilterType filterType = FullTextFilterType.getEnumIgnoreCase(filterTypeAString.getStringValue());
+        AbstractFullTextFilterDescriptor filterDescriptor;
+        switch (filterType) {
+            case STOPWORDS:
+                return createStopwordsFilterDescriptorFromARecord(dataverseName, filterName, aRecord);
+            case STEMMER:
+            case SYNONYM:
+            default:
+                throw new AsterixException(ErrorCode.METADATA_ERROR, "Not supported yet");
+        }
+    }
+
+    public FullTextFilterMetadataEntity createStopwordsFilterDescriptorFromARecord(AString dataverseName, AString name,
+            ARecord aRecord) {
+        ImmutableList.Builder<String> stopwordsBuilder = ImmutableList.<String> builder();
+        IACursor stopwordsCursor = ((AOrderedList) (aRecord
+                .getValueByPos(MetadataRecordTypes.FULLTEXT_ENTITY_ARECORD_STOPWORD_LIST_FIELD_INDEX))).getCursor();
+        while (stopwordsCursor.next()) {
+            stopwordsBuilder.add(((AString) stopwordsCursor.get()).getStringValue());
+        }
+
+        StopwordsFullTextFilterDescriptor filterDescriptor = new StopwordsFullTextFilterDescriptor(
+                DataverseName.createFromCanonicalForm(dataverseName.getStringValue()), name.getStringValue(),
+                stopwordsBuilder.build());
+        return new FullTextFilterMetadataEntity(filterDescriptor);
+    }
+
+    private void writeKeyAndValue2FieldVariables(String key, String value) throws HyracksDataException {
+        fieldName.reset();
+        aString.setValue(key);
+        stringSerde.serialize(aString, fieldName.getDataOutput());
+
+        fieldValue.reset();
+        aString.setValue(value);
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+    }
+
+    private void writeOrderedList2RecordBuilder(String strFieldName, List<String> list) throws HyracksDataException {
+        fieldName.reset();
+        aString.setValue(strFieldName);
+        stringSerde.serialize(aString, fieldName.getDataOutput());
+
+        OrderedListBuilder listBuilder = new OrderedListBuilder();
+        listBuilder.reset(new AOrderedListType(BuiltinType.ASTRING, null));
+        ArrayBackedValueStorage itemValue = new ArrayBackedValueStorage();
+        for (String s : list) {
+            itemValue.reset();
+            aString.setValue(s);
+            stringSerde.serialize(aString, itemValue.getDataOutput());
+            listBuilder.addItem(itemValue);
+        }
+
+        fieldValue.reset();
+        listBuilder.write(fieldValue.getDataOutput(), true);
+
+        recordBuilder.addField(fieldName, fieldValue);
+    }
+
+    private void writeStopwordFilterDescriptor(StopwordsFullTextFilterDescriptor stopwordsFullTextFilterDescriptor)
+            throws HyracksDataException {
+        writeOrderedList2RecordBuilder(FIELD_NAME_FULL_TEXT_STOPWORD_LIST,
+                stopwordsFullTextFilterDescriptor.getStopwordList());
+    }
+
+    private void writeFulltextFilter(AbstractFullTextFilterDescriptor filterDescriptor)
+            throws AsterixException, HyracksDataException {
+        fieldValue.reset();
+        aString.setValue(filterDescriptor.getDataverseName().getCanonicalForm());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        recordBuilder.addField(FULL_TEXT_ARECORD_DATAVERSE_NAME_FIELD_INDEX, fieldValue);
+
+        fieldValue.reset();
+        aString.setValue(filterDescriptor.getName());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        recordBuilder.addField(FULL_TEXT_ARECORD_FILTER_NAME_FIELD_INDEX, fieldValue);
+
+        fieldValue.reset();
+        aString.setValue(filterDescriptor.getFilterType().getValue());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        recordBuilder.addField(FULL_TEXT_ARECORD_FILTER_TYPE_FIELD_INDEX, fieldValue);
+
+        switch (filterDescriptor.getFilterType()) {
+            case STOPWORDS:
+                writeStopwordFilterDescriptor((StopwordsFullTextFilterDescriptor) filterDescriptor);
+                break;
+            case STEMMER:
+            case SYNONYM:
+            default:
+                throw new AsterixException(ErrorCode.METADATA_ERROR, "Not supported yet");
+        }
+    }
+
+    private void writeIndex(String dataverseName, String filterName, ArrayTupleBuilder tupleBuilder)
+            throws HyracksDataException {
+        aString.setValue(dataverseName);
+        stringSerde.serialize(aString, tupleBuilder.getDataOutput());
+        tupleBuilder.addFieldEndOffset();
+
+        aString.setValue(filterName);
+        stringSerde.serialize(aString, tupleBuilder.getDataOutput());
+        tupleBuilder.addFieldEndOffset();
+    }
+
+    @Override
+    public ITupleReference getTupleFromMetadataEntity(FullTextFilterMetadataEntity filterMetadataEntity)
+            throws HyracksDataException, AsterixException {
+        tupleBuilder.reset();
+
+        writeIndex(filterMetadataEntity.getFullTextFilter().getDataverseName().getCanonicalForm(),
+                filterMetadataEntity.getFullTextFilter().getName(), tupleBuilder);
+
+        // Write the record
+        recordBuilder.reset(MetadataRecordTypes.FULL_TEXT_FILTER_RECORDTYPE);
+
+        writeFulltextFilter(filterMetadataEntity.getFullTextFilter());
+
+        recordBuilder.write(tupleBuilder.getDataOutput(), true);
+        tupleBuilder.addFieldEndOffset();
+
+        tuple.reset(tupleBuilder.getFieldEndOffsets(), tupleBuilder.getByteArray());
+        return tuple;
+    }
+}
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/IndexTupleTranslator.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/IndexTupleTranslator.java
index 79ce2a4..c69c0b1 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/IndexTupleTranslator.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/IndexTupleTranslator.java
@@ -54,6 +54,8 @@
 import org.apache.hyracks.data.std.util.ArrayBackedValueStorage;
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
 
+import com.google.common.base.Strings;
+
 /**
  * Translates an Index metadata entity to an ITupleReference and vice versa.
  */
@@ -64,6 +66,7 @@
 
     // Field name of open field.
     public static final String GRAM_LENGTH_FIELD_NAME = "GramLength";
+    public static final String FULL_TEXT_CONFIG_FIELD_NAME = "FullTextConfig";
     public static final String INDEX_SEARCHKEY_TYPE_FIELD_NAME = "SearchKeyType";
     public static final String INDEX_ISENFORCED_FIELD_NAME = "IsEnforced";
     public static final String INDEX_SEARCHKEY_SOURCE_INDICATOR_FIELD_NAME = "SearchKeySourceIndicator";
@@ -156,6 +159,12 @@
             gramLength = ((AInt32) indexRecord.getValueByPos(gramLenPos)).getIntegerValue();
         }
 
+        String fullTextConfig = null;
+        int fullTextConfigPos = indexRecord.getType().getFieldIndex(FULL_TEXT_CONFIG_FIELD_NAME);
+        if (fullTextConfigPos >= 0) {
+            fullTextConfig = ((AString) indexRecord.getValueByPos(fullTextConfigPos)).getStringValue();
+        }
+
         // Read a field-source-indicator field.
         List<Integer> keyFieldSourceIndicator = new ArrayList<>();
         int keyFieldSourceIndicatorIndex =
@@ -190,7 +199,8 @@
         }
 
         return new Index(dataverseName, datasetName, indexName, indexStructure, searchKey, keyFieldSourceIndicator,
-                searchKeyType, gramLength, isOverridingKeyTypes, isEnforcingKeys, isPrimaryIndex, pendingOp);
+                searchKeyType, gramLength, fullTextConfig, isOverridingKeyTypes, isEnforcingKeys, isPrimaryIndex,
+                pendingOp);
     }
 
     @Override
@@ -292,6 +302,7 @@
      */
     protected void writeOpenFields(Index index) throws HyracksDataException {
         writeGramLength(index);
+        writeFullTextConfig(index);
         writeSearchKeyType(index);
         writeEnforced(index);
         writeSearchKeySourceIndicator(index);
@@ -308,6 +319,20 @@
         }
     }
 
+    private void writeFullTextConfig(Index index) throws HyracksDataException {
+        if (!Strings.isNullOrEmpty(index.getFullTextConfigName())) {
+            nameValue.reset();
+            aString.setValue(FULL_TEXT_CONFIG_FIELD_NAME);
+            stringSerde.serialize(aString, nameValue.getDataOutput());
+
+            fieldValue.reset();
+            aString.setValue(index.getFullTextConfigName());
+            stringSerde.serialize(aString, fieldValue.getDataOutput());
+
+            recordBuilder.addField(nameValue, fieldValue);
+        }
+    }
+
     private void writeSearchKeyType(Index index) throws HyracksDataException {
         if (index.isOverridingKeyFieldTypes()) {
             OrderedListBuilder typeListBuilder = new OrderedListBuilder();
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/MetadataTupleTranslatorProvider.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/MetadataTupleTranslatorProvider.java
index 1079904..c2a9ee3 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/MetadataTupleTranslatorProvider.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/entitytupletranslators/MetadataTupleTranslatorProvider.java
@@ -65,6 +65,14 @@
         return new FunctionTupleTranslator(txnId, metadataNode, getTuple);
     }
 
+    public FullTextConfigMetadataEntityTupleTranslator getFullTextConfigTupleTranslator(boolean getTuple) {
+        return new FullTextConfigMetadataEntityTupleTranslator(getTuple);
+    }
+
+    public FullTextFilterMetadataEntityTupleTranslator getFullTextFilterTupleTranslator(boolean getTuple) {
+        return new FullTextFilterMetadataEntityTupleTranslator(getTuple);
+    }
+
     public IndexTupleTranslator getIndexTupleTranslator(TxnId txnId, MetadataNode metadataNode, boolean getTuple) {
         return new IndexTupleTranslator(txnId, metadataNode, getTuple);
     }
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/lock/MetadataLockKey.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/lock/MetadataLockKey.java
index 2fb3ae6..2ca646f 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/lock/MetadataLockKey.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/lock/MetadataLockKey.java
@@ -34,6 +34,8 @@
         EXTENSION,
         FEED_POLICY,
         FUNCTION,
+        FULL_TEXT_CONFIG,
+        FULL_TEXT_FILTER,
         LIBRARY,
         ADAPTER,
         MERGE_POLICY,
@@ -108,6 +110,14 @@
         return new MetadataLockKey(EntityKind.FUNCTION, null, dataverseName, functionName);
     }
 
+    static MetadataLockKey createFullTextConfigLockKey(DataverseName dataverseName, String fullTextConfigName) {
+        return new MetadataLockKey(EntityKind.FULL_TEXT_CONFIG, null, dataverseName, fullTextConfigName);
+    }
+
+    static MetadataLockKey createFullTextFilterLockKey(DataverseName dataverseName, String fullTextFilterName) {
+        return new MetadataLockKey(EntityKind.FULL_TEXT_FILTER, null, dataverseName, fullTextFilterName);
+    }
+
     static MetadataLockKey createLibraryLockKey(DataverseName dataverseName, String libraryName) {
         return new MetadataLockKey(EntityKind.LIBRARY, null, dataverseName, libraryName);
     }
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/lock/MetadataLockManager.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/lock/MetadataLockManager.java
index 63d01d1..48508e1 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/lock/MetadataLockManager.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/lock/MetadataLockManager.java
@@ -110,6 +110,38 @@
     }
 
     @Override
+    public void acquireFullTextConfigReadLock(LockList locks, DataverseName dataverseName, String fullTextConfigName)
+            throws AlgebricksException {
+        MetadataLockKey key = MetadataLockKey.createFullTextConfigLockKey(dataverseName, fullTextConfigName);
+        IMetadataLock lock = mdlocks.computeIfAbsent(key, LOCK_FUNCTION);
+        locks.add(IMetadataLock.Mode.READ, lock);
+    }
+
+    @Override
+    public void acquireFullTextConfigWriteLock(LockList locks, DataverseName dataverseName, String fullTextConfigName)
+            throws AlgebricksException {
+        MetadataLockKey key = MetadataLockKey.createFullTextConfigLockKey(dataverseName, fullTextConfigName);
+        IMetadataLock lock = mdlocks.computeIfAbsent(key, LOCK_FUNCTION);
+        locks.add(IMetadataLock.Mode.WRITE, lock);
+    }
+
+    @Override
+    public void acquireFullTextFilterReadLock(LockList locks, DataverseName dataverseName, String fullTextFilterName)
+            throws AlgebricksException {
+        MetadataLockKey key = MetadataLockKey.createFullTextFilterLockKey(dataverseName, fullTextFilterName);
+        IMetadataLock lock = mdlocks.computeIfAbsent(key, LOCK_FUNCTION);
+        locks.add(IMetadataLock.Mode.READ, lock);
+    }
+
+    @Override
+    public void acquireFullTextFilterWriteLock(LockList locks, DataverseName dataverseName, String fullTextFilterName)
+            throws AlgebricksException {
+        MetadataLockKey key = MetadataLockKey.createFullTextFilterLockKey(dataverseName, fullTextFilterName);
+        IMetadataLock lock = mdlocks.computeIfAbsent(key, LOCK_FUNCTION);
+        locks.add(IMetadataLock.Mode.WRITE, lock);
+    }
+
+    @Override
     public void acquireLibraryReadLock(LockList locks, DataverseName dataverseName, String libraryName)
             throws AlgebricksException {
         MetadataLockKey key = MetadataLockKey.createLibraryLockKey(dataverseName, libraryName);
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/FullTextUtil.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/FullTextUtil.java
new file mode 100644
index 0000000..563bab4
--- /dev/null
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/FullTextUtil.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.metadata.utils;
+
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.asterix.metadata.declared.MetadataProvider;
+import org.apache.asterix.runtime.fulltext.AbstractFullTextFilterDescriptor;
+import org.apache.asterix.runtime.fulltext.FullTextConfigDescriptor;
+import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
+
+import com.google.common.collect.ImmutableList;
+
+public class FullTextUtil {
+    public static IFullTextConfigEvaluatorFactory fetchFilterAndCreateConfigEvaluator(MetadataProvider metadataProvider,
+            DataverseName dataverseName, String configName) throws AlgebricksException {
+        FullTextConfigDescriptor configDescriptor =
+                metadataProvider.findFullTextConfig(dataverseName, configName).getFullTextConfig();
+
+        ImmutableList.Builder<AbstractFullTextFilterDescriptor> filterDescriptorsBuilder = ImmutableList.builder();
+        for (String filterName : configDescriptor.getFilterNames()) {
+            filterDescriptorsBuilder
+                    .add(metadataProvider.findFullTextFilter(dataverseName, filterName).getFullTextFilter());
+        }
+
+        return configDescriptor.createEvaluatorFactory(filterDescriptorsBuilder.build());
+    }
+
+}
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/InvertedIndexResourceFactoryProvider.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/InvertedIndexResourceFactoryProvider.java
index f2b7558..43798b2 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/InvertedIndexResourceFactoryProvider.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/InvertedIndexResourceFactoryProvider.java
@@ -48,6 +48,7 @@
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerFactory;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMPageWriteCallbackFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.dataflow.LSMInvertedIndexLocalResourceFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.common.IResourceFactory;
 import org.apache.hyracks.storage.common.IStorageManager;
@@ -119,12 +120,17 @@
         IBinaryComparatorFactory[] tokenCmpFactories =
                 getTokenComparatorFactories(dataset, index, recordType, metaType);
         IBinaryTokenizerFactory tokenizerFactory = getTokenizerFactory(dataset, index, recordType, metaType);
+        IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory =
+                FullTextUtil.fetchFilterAndCreateConfigEvaluator(mdProvider, index.getDataverseName(),
+                        index.getFullTextConfigName());
+
         return new LSMInvertedIndexLocalResourceFactory(storageManager, typeTraits, cmpFactories, filterTypeTraits,
                 filterCmpFactories, secondaryFilterFields, opTrackerFactory, ioOpCallbackFactory,
                 pageWriteCallbackFactory, metadataPageManagerFactory, vbcProvider, ioSchedulerProvider,
                 mergePolicyFactory, mergePolicyProperties, true, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
-                isPartitioned, invertedIndexFields, secondaryFilterFieldsForNonBulkLoadOps,
-                invertedIndexFieldsForNonBulkLoadOps, bloomFilterFalsePositiveRate);
+                fullTextConfigEvaluatorFactory, isPartitioned, invertedIndexFields,
+                secondaryFilterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps,
+                bloomFilterFalsePositiveRate);
     }
 
     // Returns an array of the type traits of the inverted list elements
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataConstants.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataConstants.java
index 9b037d6..90a0d6b 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataConstants.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataConstants.java
@@ -49,6 +49,8 @@
     public static final String COMPACTION_POLICY_DATASET_NAME = "CompactionPolicy";
     public static final String EXTERNAL_FILE_DATASET_NAME = "ExternalFile";
     public static final String SYNONYM_DATASET_NAME = "Synonym";
+    public static final String FULL_TEXT_CONFIG_DATASET_NAME = "FullTextConfig";
+    public static final String FULL_TEXT_FILTER_DATASET_NAME = "FullTextFilter";
 
     private MetadataConstants() {
     }
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataLockUtil.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataLockUtil.java
index 4309c2e..7bb11e5 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataLockUtil.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/MetadataLockUtil.java
@@ -18,6 +18,10 @@
  */
 package org.apache.asterix.metadata.utils;
 
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
 import org.apache.asterix.common.api.IMetadataLockManager;
 import org.apache.asterix.common.config.DatasetConfig;
 import org.apache.asterix.common.metadata.DataverseName;
@@ -25,6 +29,9 @@
 import org.apache.asterix.common.metadata.LockList;
 import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
 
+import com.google.common.base.Strings;
+import com.google.common.collect.ImmutableList;
+
 public class MetadataLockUtil implements IMetadataLockUtil {
 
     @Override
@@ -89,9 +96,12 @@
 
     @Override
     public void createIndexBegin(IMetadataLockManager lockMgr, LockList locks, DataverseName dataverseName,
-            String datasetName) throws AlgebricksException {
+            String datasetName, String fullTextConfigName) throws AlgebricksException {
         lockMgr.acquireDataverseReadLock(locks, dataverseName);
         lockMgr.acquireDatasetCreateIndexLock(locks, dataverseName, datasetName);
+        if (!Strings.isNullOrEmpty(fullTextConfigName)) {
+            lockMgr.acquireFullTextConfigReadLock(locks, dataverseName, fullTextConfigName);
+        }
     }
 
     @Override
@@ -157,6 +167,43 @@
     }
 
     @Override
+    public void createFullTextFilterBegin(IMetadataLockManager lockMgr, LockList locks, DataverseName dataverseName,
+            String fullTextFilterName) throws AlgebricksException {
+        lockMgr.acquireDataverseReadLock(locks, dataverseName);
+        lockMgr.acquireFullTextFilterWriteLock(locks, dataverseName, fullTextFilterName);
+    }
+
+    @Override
+    public void dropFullTextFilterBegin(IMetadataLockManager lockMgr, LockList locks, DataverseName dataverseName,
+            String fullTextFilterName) throws AlgebricksException {
+        lockMgr.acquireDataverseReadLock(locks, dataverseName);
+        lockMgr.acquireFullTextFilterWriteLock(locks, dataverseName, fullTextFilterName);
+    }
+
+    @Override
+    public void createFullTextConfigBegin(IMetadataLockManager lockMgr, LockList locks, DataverseName dataverseName,
+            String fullTextConfigName, ImmutableList<String> fullTextFilterNames) throws AlgebricksException {
+        lockMgr.acquireDataverseReadLock(locks, dataverseName);
+        lockMgr.acquireFullTextConfigWriteLock(locks, dataverseName, fullTextConfigName);
+
+        // We should avoid sorting the original list, and the original list is immutable and cannot be sorted anyway
+        List<String> fullTextFilterNamesMutable = new ArrayList<>(fullTextFilterNames);
+
+        // sort the filters to guarantee locks are always fetched in the same order to avoid dead lock between filters
+        Collections.sort(fullTextFilterNamesMutable);
+        for (String filterName : fullTextFilterNamesMutable) {
+            lockMgr.acquireFullTextFilterReadLock(locks, dataverseName, filterName);
+        }
+    }
+
+    @Override
+    public void dropFullTextConfigBegin(IMetadataLockManager lockMgr, LockList locks, DataverseName dataverseName,
+            String configName) throws AlgebricksException {
+        lockMgr.acquireDataverseReadLock(locks, dataverseName);
+        lockMgr.acquireFullTextConfigWriteLock(locks, dataverseName, configName);
+    }
+
+    @Override
     public void createAdapterBegin(IMetadataLockManager lockMgr, LockList locks, DataverseName dataverseName,
             String adapterName, DataverseName libraryDataverseName, String libraryName) throws AlgebricksException {
         lockMgr.acquireDataverseReadLock(locks, dataverseName);
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/SecondaryCorrelatedInvertedIndexOperationsHelper.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/SecondaryCorrelatedInvertedIndexOperationsHelper.java
index cf84e56..0b6821c 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/SecondaryCorrelatedInvertedIndexOperationsHelper.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/SecondaryCorrelatedInvertedIndexOperationsHelper.java
@@ -55,6 +55,7 @@
 import org.apache.hyracks.dataflow.std.connectors.OneToOneConnectorDescriptor;
 import org.apache.hyracks.dataflow.std.sort.ExternalSortOperatorDescriptor;
 import org.apache.hyracks.storage.am.lsm.invertedindex.dataflow.BinaryTokenizerOperatorDescriptor;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 
 public class SecondaryCorrelatedInvertedIndexOperationsHelper extends SecondaryCorrelatedTreeIndexOperationsHelper {
@@ -64,6 +65,7 @@
     private IBinaryComparatorFactory[] tokenComparatorFactories;
     private ITypeTraits[] tokenTypeTraits;
     private IBinaryTokenizerFactory tokenizerFactory;
+    private IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
     // For tokenization, sorting and loading. Represents <token, primary keys>.
     private int numTokenKeyPairFields;
     private IBinaryComparatorFactory[] tokenKeyPairComparatorFactories;
@@ -150,6 +152,8 @@
         // and add the choice to the index metadata.
         tokenizerFactory = NonTaggedFormatUtil.getBinaryTokenizerFactory(secondaryKeyType.getTypeTag(), indexType,
                 index.getGramLength());
+        fullTextConfigEvaluatorFactory = FullTextUtil.fetchFilterAndCreateConfigEvaluator(metadataProvider,
+                index.getDataverseName(), index.getFullTextConfigName());
         // Type traits for inverted-list elements. Inverted lists contain
         // primary keys.
         invListsTypeTraits = new ITypeTraits[numPrimaryKeys];
@@ -279,8 +283,8 @@
             keyFields[i] = i + numSecondaryKeys;
         }
         BinaryTokenizerOperatorDescriptor tokenizerOp = new BinaryTokenizerOperatorDescriptor(spec,
-                getTaggedRecordDescriptor(tokenKeyPairRecDesc), tokenizerFactory, docField, keyFields, isPartitioned,
-                false, true, MissingWriterFactory.INSTANCE);
+                getTaggedRecordDescriptor(tokenKeyPairRecDesc), tokenizerFactory, fullTextConfigEvaluatorFactory,
+                docField, keyFields, isPartitioned, false, true, MissingWriterFactory.INSTANCE);
         AlgebricksPartitionConstraintHelper.setPartitionConstraintInJobSpec(spec, tokenizerOp,
                 primaryPartitionConstraint);
         return tokenizerOp;
diff --git a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/SecondaryInvertedIndexOperationsHelper.java b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/SecondaryInvertedIndexOperationsHelper.java
index 85205b3..6329d0d 100644
--- a/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/SecondaryInvertedIndexOperationsHelper.java
+++ b/asterixdb/asterix-metadata/src/main/java/org/apache/asterix/metadata/utils/SecondaryInvertedIndexOperationsHelper.java
@@ -58,6 +58,7 @@
 import org.apache.hyracks.storage.am.common.dataflow.IIndexDataflowHelperFactory;
 import org.apache.hyracks.storage.am.common.dataflow.IndexDataflowHelperFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.dataflow.BinaryTokenizerOperatorDescriptor;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 
 public class SecondaryInvertedIndexOperationsHelper extends SecondaryTreeIndexOperationsHelper {
@@ -67,6 +68,7 @@
     private IBinaryComparatorFactory[] tokenComparatorFactories;
     private ITypeTraits[] tokenTypeTraits;
     private IBinaryTokenizerFactory tokenizerFactory;
+    private IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
     // For tokenization, sorting and loading. Represents <token, primary keys>.
     private int numTokenKeyPairFields;
     private IBinaryComparatorFactory[] tokenKeyPairComparatorFactories;
@@ -79,6 +81,8 @@
     protected SecondaryInvertedIndexOperationsHelper(Dataset dataset, Index index, MetadataProvider metadataProvider,
             SourceLocation sourceLoc) throws AlgebricksException {
         super(dataset, index, metadataProvider, sourceLoc);
+        this.fullTextConfigEvaluatorFactory = FullTextUtil.fetchFilterAndCreateConfigEvaluator(metadataProvider,
+                index.getDataverseName(), index.getFullTextConfigName());
     }
 
     @Override
@@ -275,9 +279,9 @@
         for (int i = 0; i < primaryKeyFields.length; i++) {
             primaryKeyFields[i] = numSecondaryKeys + i;
         }
-        BinaryTokenizerOperatorDescriptor tokenizerOp =
-                new BinaryTokenizerOperatorDescriptor(spec, tokenKeyPairRecDesc, tokenizerFactory, docField,
-                        primaryKeyFields, isPartitioned, false, false, MissingWriterFactory.INSTANCE);
+        BinaryTokenizerOperatorDescriptor tokenizerOp = new BinaryTokenizerOperatorDescriptor(spec, tokenKeyPairRecDesc,
+                tokenizerFactory, fullTextConfigEvaluatorFactory, docField, primaryKeyFields, isPartitioned, false,
+                false, MissingWriterFactory.INSTANCE);
         tokenizerOp.setSourceLocation(sourceLoc);
         AlgebricksPartitionConstraintHelper.setPartitionConstraintInJobSpec(spec, tokenizerOp,
                 primaryPartitionConstraint);
diff --git a/asterixdb/asterix-metadata/src/test/java/org/apache/asterix/metadata/entitytupletranslators/IndexTupleTranslatorTest.java b/asterixdb/asterix-metadata/src/test/java/org/apache/asterix/metadata/entitytupletranslators/IndexTupleTranslatorTest.java
index 5fcb6e0..13524a2 100644
--- a/asterixdb/asterix-metadata/src/test/java/org/apache/asterix/metadata/entitytupletranslators/IndexTupleTranslatorTest.java
+++ b/asterixdb/asterix-metadata/src/test/java/org/apache/asterix/metadata/entitytupletranslators/IndexTupleTranslatorTest.java
@@ -73,7 +73,7 @@
             Index index = new Index(dvTest, "d1", "i1", IndexType.BTREE,
                     Collections.singletonList(Collections.singletonList("row_id")),
                     indicator == null ? null : Collections.singletonList(indicator),
-                    Collections.singletonList(BuiltinType.AINT64), -1, false, false, false, 0);
+                    Collections.singletonList(BuiltinType.AINT64), -1, null, false, false, false, 0);
 
             MetadataNode mockMetadataNode = mock(MetadataNode.class);
             when(mockMetadataNode.getDatatype(any(), any(DataverseName.class), anyString())).thenReturn(new Datatype(
diff --git a/asterixdb/asterix-om/src/main/java/org/apache/asterix/dataflow/data/common/AOrderedListBinaryTokenizer.java b/asterixdb/asterix-om/src/main/java/org/apache/asterix/dataflow/data/common/AOrderedListBinaryTokenizer.java
index c644bbe..2dfc603 100644
--- a/asterixdb/asterix-om/src/main/java/org/apache/asterix/dataflow/data/common/AOrderedListBinaryTokenizer.java
+++ b/asterixdb/asterix-om/src/main/java/org/apache/asterix/dataflow/data/common/AOrderedListBinaryTokenizer.java
@@ -23,6 +23,7 @@
 import org.apache.asterix.om.types.EnumDeserializer;
 import org.apache.asterix.om.utils.NonTaggedFormatUtil;
 import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.ITokenFactory;
@@ -96,4 +97,15 @@
     public TokenizerType getTokenizerType() {
         return TokenizerType.LIST;
     }
+
+    @Override
+    public TokenizerCategory getTokenizerCategory() {
+        // Currently, the AOrderedListBinaryTokenizer is used in ftcontains() function only,
+        // which means it is used to tokenize WORD only
+        //
+        // The functions that utilize NGRAM index are edit_distance(), edit_distance_check() and so on,
+        // which don't take a list as input (string only).
+        // e.g. edit_distance(u.name, "Suzanna Tilson")
+        return TokenizerCategory.WORD;
+    }
 }
diff --git a/asterixdb/asterix-runtime/pom.xml b/asterixdb/asterix-runtime/pom.xml
index 6b8bf71..6672b38 100644
--- a/asterixdb/asterix-runtime/pom.xml
+++ b/asterixdb/asterix-runtime/pom.xml
@@ -85,10 +85,6 @@
     </dependency>
     <dependency>
       <groupId>org.apache.hyracks</groupId>
-      <artifactId>hyracks-storage-am-lsm-invertedindex</artifactId>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.hyracks</groupId>
       <artifactId>hyracks-dataflow-std</artifactId>
     </dependency>
     <dependency>
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/common/FullTextContainsEvaluator.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/common/FullTextContainsFunctionEvaluator.java
similarity index 82%
rename from asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/common/FullTextContainsEvaluator.java
rename to asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/common/FullTextContainsFunctionEvaluator.java
index ff0a9f6..3ffce9b 100644
--- a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/common/FullTextContainsEvaluator.java
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/common/FullTextContainsFunctionEvaluator.java
@@ -29,14 +29,16 @@
 import org.apache.asterix.om.types.BuiltinType;
 import org.apache.asterix.om.types.EnumDeserializer;
 import org.apache.asterix.om.types.hierachy.ATypeHierarchy;
-import org.apache.asterix.runtime.evaluators.functions.FullTextContainsDescriptor;
+import org.apache.asterix.runtime.evaluators.functions.FullTextContainsFunctionDescriptor;
 import org.apache.asterix.runtime.evaluators.functions.PointableHelper;
+import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
 import org.apache.hyracks.algebricks.runtime.base.IEvaluatorContext;
 import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator;
 import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluatorFactory;
 import org.apache.hyracks.api.dataflow.value.IBinaryComparator;
 import org.apache.hyracks.api.dataflow.value.IBinaryHashFunction;
 import org.apache.hyracks.api.dataflow.value.ISerializerDeserializer;
+import org.apache.hyracks.api.exceptions.ErrorCode;
 import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.data.std.accessors.PointableBinaryHashFunctionFactory;
 import org.apache.hyracks.data.std.api.IPointable;
@@ -47,11 +49,14 @@
 import org.apache.hyracks.data.std.util.BinaryEntry;
 import org.apache.hyracks.data.std.util.BinaryHashSet;
 import org.apache.hyracks.dataflow.common.data.accessors.IFrameTupleReference;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.DelimitedUTF8StringBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
 import org.apache.hyracks.util.string.UTF8StringUtil;
 
-public class FullTextContainsEvaluator implements IScalarEvaluator {
+public class FullTextContainsFunctionEvaluator implements IScalarEvaluator {
 
     // assuming type indicator in serde format
     protected static final int TYPE_INDICATOR_SIZE = 1;
@@ -68,6 +73,8 @@
     protected IPointable outRight = VoidPointable.FACTORY.createPointable();
     protected IPointable[] outOptions;
     protected int optionArgsLength;
+    // By default, we conduct a conjunctive search.
+    protected FullTextContainsFunctionDescriptor.SearchMode mode = FullTextContainsFunctionDescriptor.SearchMode.ALL;
 
     // To conduct a full-text search, we convert all strings to the lower case.
     // In addition, since each token does not include the length information (2 bytes) in the beginning,
@@ -77,8 +84,9 @@
             BinaryComparatorFactoryProvider.UTF8STRING_LOWERCASE_TOKEN_POINTABLE_INSTANCE.createBinaryComparator();
     private final IBinaryComparator strLowerCaseCmp =
             BinaryComparatorFactoryProvider.UTF8STRING_LOWERCASE_POINTABLE_INSTANCE.createBinaryComparator();
-    private IBinaryTokenizer tokenizerForLeftArray = null;
-    private IBinaryTokenizer tokenizerForRightArray = null;
+
+    private IFullTextConfigEvaluator ftEvaluatorLeft;
+    private IFullTextConfigEvaluator ftEvaluatorRight;
 
     // Case insensitive hash for full-text search
     private IBinaryHashFunction hashFunc = null;
@@ -109,15 +117,23 @@
     protected ISerializerDeserializer<ANull> nullSerde =
             SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ANULL);
 
-    public FullTextContainsEvaluator(IScalarEvaluatorFactory[] args, IEvaluatorContext context)
-            throws HyracksDataException {
+    public FullTextContainsFunctionEvaluator(IScalarEvaluatorFactory[] args, IEvaluatorContext context,
+            IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory) throws HyracksDataException {
+
         evalLeft = args[0].createScalarEvaluator(context);
         evalRight = args[1].createScalarEvaluator(context);
         optionArgsLength = args.length - 2;
         this.evalOptions = new IScalarEvaluator[optionArgsLength];
         this.outOptions = new IPointable[optionArgsLength];
         this.argOptions = new TaggedValuePointable[optionArgsLength];
-        // Full-text search options
+
+        // We need to have two dedicated ftEvaluatorLeft and ftEvaluatorRight to let them have dedicated tokenizers.
+        //
+        // ftEvaluatorLeft and ftEvaluatorRight are shared by multiple threads on the NC node,
+        // so each thread needs a local copy of them here
+        this.ftEvaluatorLeft = fullTextConfigEvaluatorFactory.createFullTextConfigEvaluator();
+        this.ftEvaluatorRight = fullTextConfigEvaluatorFactory.createFullTextConfigEvaluator();
+
         for (int i = 0; i < optionArgsLength; i++) {
             this.evalOptions[i] = args[i + 2].createScalarEvaluator(context);
             this.outOptions[i] = VoidPointable.FACTORY.createPointable();
@@ -182,9 +198,10 @@
         try {
             ABoolean b = fullTextContainsWithArg(typeTag2, argLeft, argRight) ? ABoolean.TRUE : ABoolean.FALSE;
             serde.serialize(b, out);
-        } catch (HyracksDataException e1) {
-            throw HyracksDataException.create(e1);
+        } catch (AlgebricksException e) {
+            throw new HyracksDataException(e, ErrorCode.ERROR_PROCESSING_TUPLE);
         }
+
         result.set(resultStorage);
     }
 
@@ -197,10 +214,14 @@
      * After traversing all tokens and still the foundCount is less than the given threshold, then returns false.
      */
     private boolean fullTextContainsWithArg(ATypeTag typeTag2, IPointable arg1, IPointable arg2)
-            throws HyracksDataException {
+            throws HyracksDataException, AlgebricksException {
+        // The main logic
+
         // Since a fulltext search form is "ftcontains(X,Y,options)",
         // X (document) is the left side and Y (query predicate) is the right side.
 
+        setFullTextOption(argOptions);
+
         // Initialize variables that are required to conduct full-text search. (e.g., hash-set, tokenizer ...)
         if (rightHashSet == null) {
             initializeFullTextContains();
@@ -234,11 +255,14 @@
         // Parameter: number of bucket, frame size, hashFunction, Comparator, byte array
         // that contains the key (this array will be set later.)
         rightHashSet = new BinaryHashSet(HASH_SET_SLOT_SIZE, HASH_SET_FRAME_SIZE, hashFunc, strLowerCaseTokenCmp, null);
-        tokenizerForLeftArray = BinaryTokenizerFactoryProvider.INSTANCE
-                .getWordTokenizerFactory(ATypeTag.STRING, false, true).createTokenizer();
+        IBinaryTokenizer tokenizerForLeftArray = BinaryTokenizerFactoryProvider.INSTANCE
+                .getWordTokenizerFactory(ATypeTag.STRING, true, true).createTokenizer();
+        ftEvaluatorLeft.setTokenizer(tokenizerForLeftArray);
     }
 
     void resetQueryArrayAndRight(byte[] arg2Array, ATypeTag typeTag2, IPointable arg2) throws HyracksDataException {
+
+        IBinaryTokenizer tokenizerForRightArray = null;
         // If the right side is an (un)ordered list, we need to apply the (un)ordered list tokenizer.
         switch (typeTag2) {
             case ARRAY:
@@ -256,6 +280,7 @@
             default:
                 break;
         }
+        ftEvaluatorRight.setTokenizer(tokenizerForRightArray);
 
         queryArray = arg2Array;
         queryArrayStartOffset = arg2.getStartOffset();
@@ -279,17 +304,18 @@
             queryArrayStartOffset = queryArrayStartOffset + numBytesToStoreLength;
             queryArrayLength = queryArrayLength - numBytesToStoreLength;
         }
-        tokenizerForRightArray.reset(queryArray, queryArrayStartOffset, queryArrayLength);
+        ftEvaluatorRight.reset(queryArray, queryArrayStartOffset, queryArrayLength);
 
         // Create tokens from the given query predicate
-        while (tokenizerForRightArray.hasNext()) {
-            tokenizerForRightArray.next();
+        while (ftEvaluatorRight.hasNext()) {
+            ftEvaluatorRight.next();
             queryTokenCount++;
 
+            IToken token = ftEvaluatorRight.getToken();
             // Insert the starting position and the length of the current token into the hash set.
             // We don't store the actual value of this token since we can access it via offset and length.
-            int tokenOffset = tokenizerForRightArray.getToken().getStartOffset();
-            int tokenLength = tokenizerForRightArray.getToken().getTokenLength();
+            int tokenOffset = token.getStartOffset();
+            int tokenLength = token.getTokenLength();
 
             // If a token comes from a string tokenizer, each token doesn't have the length data
             // in the beginning. Instead, if a token comes from an (un)ordered list, each token has
@@ -298,9 +324,8 @@
             // e.g., 8database <--- we only need to store the offset of 'd' and length 8.
             if (typeTag2 == ATypeTag.ARRAY || typeTag2 == ATypeTag.MULTISET) {
                 // How many bytes are required to store the length of the given token?
-                numBytesToStoreLength = UTF8StringUtil.getNumBytesToStoreLength(
-                        UTF8StringUtil.getUTFLength(tokenizerForRightArray.getToken().getData(),
-                                tokenizerForRightArray.getToken().getStartOffset()));
+                numBytesToStoreLength = UTF8StringUtil
+                        .getNumBytesToStoreLength(UTF8StringUtil.getUTFLength(token.getData(), token.getStartOffset()));
                 tokenOffset = tokenOffset + numBytesToStoreLength;
                 tokenLength = tokenLength - numBytesToStoreLength;
             }
@@ -310,7 +335,7 @@
             // Currently, for the full-text search, we don't support a phrase search yet.
             // So, each query predicate should have only one token.
             // The same logic should be applied in AbstractTOccurrenceSearcher() class.
-            checkWhetherFullTextPredicateIsPhrase(typeTag2, queryArray, tokenOffset, tokenLength, queryTokenCount);
+            checkWhetherFullTextPredicateIsPhrase(typeTag2, token.getData(), tokenOffset, tokenLength, queryTokenCount);
 
             // Count the number of tokens in the given query. We only count the unique tokens.
             // We only care about the first insertion of the token into the hash set
@@ -320,15 +345,18 @@
             // Thus, when we find the current token (we don't increase the count in this case),
             // it should not exist.
             if (rightHashSet.find(keyEntry, queryArray, false) == -1) {
+                rightHashSet.setRefArray(token.getData());
                 rightHashSet.put(keyEntry);
                 uniqueQueryTokenCount++;
             }
-
         }
 
-        // Apply the full-text search option here
         // Based on the search mode option - "any" or "all", set the occurrence threshold of tokens.
-        setFullTextOption(argOptions, uniqueQueryTokenCount);
+        if (mode == FullTextContainsFunctionDescriptor.SearchMode.ANY) {
+            occurrenceThreshold = 1;
+        } else {
+            occurrenceThreshold = uniqueQueryTokenCount;
+        }
     }
 
     private void checkWhetherFullTextPredicateIsPhrase(ATypeTag typeTag, byte[] refArray, int tokenOffset,
@@ -359,21 +387,22 @@
      * Sets the full-text options. The odd element is an option name and the even element is the argument
      * for that option. (e.g., argOptions[0] = "mode", argOptions[1] = "all")
      */
-    private void setFullTextOption(IPointable[] argOptions, int uniqueQueryTokenCount) throws HyracksDataException {
-        // By default, we conduct a conjunctive search.
-        occurrenceThreshold = uniqueQueryTokenCount;
+    private void setFullTextOption(IPointable[] argOptions) throws HyracksDataException {
+        // Maybe using a JSON parser here can make things easier?
         for (int i = 0; i < optionArgsLength; i = i + 2) {
             // mode option
-            if (compareStrInByteArrayAndPointable(FullTextContainsDescriptor.getSearchModeOptionArray(), argOptions[i],
-                    true) == 0) {
-                if (compareStrInByteArrayAndPointable(FullTextContainsDescriptor.getDisjunctiveFTSearchOptionArray(),
-                        argOptions[i + 1], true) == 0) {
+            if (compareStrInByteArrayAndPointable(FullTextContainsFunctionDescriptor.getSearchModeOptionArray(),
+                    argOptions[i], true) == 0) {
+                if (compareStrInByteArrayAndPointable(
+                        FullTextContainsFunctionDescriptor.getDisjunctiveFTSearchOptionArray(), argOptions[i + 1],
+                        true) == 0) {
                     // ANY
-                    occurrenceThreshold = 1;
+                    mode = FullTextContainsFunctionDescriptor.SearchMode.ANY;
                 } else if (compareStrInByteArrayAndPointable(
-                        FullTextContainsDescriptor.getConjunctiveFTSearchOptionArray(), argOptions[i + 1], true) == 0) {
+                        FullTextContainsFunctionDescriptor.getConjunctiveFTSearchOptionArray(), argOptions[i + 1],
+                        true) == 0) {
                     // ALL
-                    occurrenceThreshold = uniqueQueryTokenCount;
+                    mode = FullTextContainsFunctionDescriptor.SearchMode.ALL;
                 }
             }
         }
@@ -388,26 +417,20 @@
         // The left side: field (document)
         // Resets the tokenizer for the given keywords in a document.
 
-        // How many bytes are required to store the length of the given string?
-        int numBytesToStoreLength = UTF8StringUtil
-                .getNumBytesToStoreLength(UTF8StringUtil.getUTFLength(arg1.getByteArray(), arg1.getStartOffset()));
-        int startOffset = arg1.getStartOffset() + numBytesToStoreLength;
-        int length = arg1.getLength() - numBytesToStoreLength;
-
-        tokenizerForLeftArray.reset(arg1.getByteArray(), startOffset, length);
+        ftEvaluatorLeft.reset(arg1.getByteArray(), arg1.getStartOffset(), arg1.getLength());
 
         // Creates tokens from a field in the left side (document)
-        while (tokenizerForLeftArray.hasNext()) {
-            tokenizerForLeftArray.next();
+        while (ftEvaluatorLeft.hasNext()) {
+            ftEvaluatorLeft.next();
 
+            IToken token = ftEvaluatorLeft.getToken();
             // Records the starting position and the length of the current token.
-            keyEntry.set(tokenizerForLeftArray.getToken().getStartOffset(),
-                    tokenizerForLeftArray.getToken().getTokenLength());
+            keyEntry.set(token.getStartOffset(), token.getTokenLength());
 
             // Checks whether this token exists in the query hash-set.
             // We don't count multiple occurrence of a token now.
             // So, finding the same query predicate twice will not be counted as a found.
-            if (rightHashSet.find(keyEntry, arg1.getByteArray(), true) == 1) {
+            if (rightHashSet.find(keyEntry, token.getData(), true) == 1) {
                 foundCount++;
                 if (foundCount >= occurrenceThreshold) {
                     return true;
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsDescriptor.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsFunctionDescriptor.java
similarity index 65%
rename from asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsDescriptor.java
rename to asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsFunctionDescriptor.java
index a3c3e5e..c6c2eed 100644
--- a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsDescriptor.java
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsFunctionDescriptor.java
@@ -26,45 +26,85 @@
 import org.apache.asterix.om.functions.BuiltinFunctions;
 import org.apache.asterix.om.functions.IFunctionDescriptor;
 import org.apache.asterix.om.functions.IFunctionDescriptorFactory;
+import org.apache.asterix.om.functions.IFunctionTypeInferer;
 import org.apache.asterix.om.types.ATypeTag;
 import org.apache.asterix.runtime.evaluators.base.AbstractScalarFunctionDynamicDescriptor;
-import org.apache.asterix.runtime.evaluators.common.FullTextContainsEvaluator;
+import org.apache.asterix.runtime.evaluators.common.FullTextContainsFunctionEvaluator;
+import org.apache.asterix.runtime.functions.FunctionTypeInferers;
 import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
 import org.apache.hyracks.algebricks.core.algebra.functions.FunctionIdentifier;
 import org.apache.hyracks.algebricks.runtime.base.IEvaluatorContext;
 import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator;
 import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluatorFactory;
 import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.util.string.UTF8StringUtil;
 
+// Descriptor for the ftcontains() function.
+//
+// This is different from the full-text config descriptor (FullTextConfigDescriptor)
+// which contains a tokenizer and full-text filter descriptors (AbstractFullTextFilterDescriptor).
 @MissingNullInOutFunction
-public class FullTextContainsDescriptor extends AbstractScalarFunctionDynamicDescriptor {
-    private static final long serialVersionUID = 1L;
+public class FullTextContainsFunctionDescriptor extends AbstractScalarFunctionDynamicDescriptor {
+    private static final long serialVersionUID = 2L;
 
     // parameter name and its type - based on the order of parameters in this map, parameters will be re-arranged.
     private static final Map<String, ATypeTag> paramTypeMap = new LinkedHashMap<>();
 
     public static final String SEARCH_MODE_OPTION = "mode";
-    public static final String DISJUNCTIVE_SEARCH_MODE_OPTION = "any";
-    public static final String CONJUNCTIVE_SEARCH_MODE_OPTION = "all";
-
     private static final byte[] SEARCH_MODE_OPTION_ARRAY = UTF8StringUtil.writeStringToBytes(SEARCH_MODE_OPTION);
     private static final byte[] DISJUNCTIVE_SEARCH_MODE_OPTION_ARRAY =
-            UTF8StringUtil.writeStringToBytes(DISJUNCTIVE_SEARCH_MODE_OPTION);
+            UTF8StringUtil.writeStringToBytes(SearchMode.ANY.getValue());
     private static final byte[] CONJUNCTIVE_SEARCH_MODE_OPTION_ARRAY =
-            UTF8StringUtil.writeStringToBytes(CONJUNCTIVE_SEARCH_MODE_OPTION);
+            UTF8StringUtil.writeStringToBytes(SearchMode.ALL.getValue());
+
+    public enum SearchMode {
+        ANY("any"),
+        ALL("all");
+
+        private String value;
+
+        SearchMode(String value) {
+            this.value = value;
+        }
+
+        public String getValue() {
+            return value;
+        }
+    }
+
+    public static final String FULLTEXT_CONFIG_OPTION = "config";
+    private IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
 
     static {
         paramTypeMap.put(SEARCH_MODE_OPTION, ATypeTag.STRING);
+        paramTypeMap.put(FULLTEXT_CONFIG_OPTION, ATypeTag.STRING);
     }
 
     public static final IFunctionDescriptorFactory FACTORY = new IFunctionDescriptorFactory() {
+
         @Override
         public IFunctionDescriptor createFunctionDescriptor() {
-            return new FullTextContainsDescriptor();
+            return new FullTextContainsFunctionDescriptor();
+        }
+
+        @Override
+        public IFunctionTypeInferer createFunctionTypeInferer() {
+            return new FunctionTypeInferers.FullTextContainsTypeInferer();
         }
     };
 
+    public FullTextContainsFunctionDescriptor() {
+    }
+
+    @Override
+    public void setImmutableStates(Object... states) {
+        super.setImmutableStates(states);
+
+        IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory = (IFullTextConfigEvaluatorFactory) states[0];
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
+    }
+
     /**
      * Creates full-text search evaluator. There are three arguments:
      * arg0: Expression1 - search field
@@ -75,11 +115,11 @@
     public IScalarEvaluatorFactory createEvaluatorFactory(final IScalarEvaluatorFactory[] args)
             throws AlgebricksException {
         return new IScalarEvaluatorFactory() {
-            private static final long serialVersionUID = 1L;
+            private static final long serialVersionUID = 2L;
 
             @Override
             public IScalarEvaluator createScalarEvaluator(IEvaluatorContext ctx) throws HyracksDataException {
-                return new FullTextContainsEvaluator(args, ctx);
+                return new FullTextContainsFunctionEvaluator(args, ctx, fullTextConfigEvaluatorFactory);
             }
         };
     }
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsWithoutOptionDescriptor.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsWithoutOptionDescriptor.java
deleted file mode 100644
index a9197f2..0000000
--- a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsWithoutOptionDescriptor.java
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.asterix.runtime.evaluators.functions;
-
-import org.apache.asterix.common.annotations.MissingNullInOutFunction;
-import org.apache.asterix.om.functions.BuiltinFunctions;
-import org.apache.asterix.om.functions.IFunctionDescriptor;
-import org.apache.asterix.om.functions.IFunctionDescriptorFactory;
-import org.apache.asterix.runtime.evaluators.base.AbstractScalarFunctionDynamicDescriptor;
-import org.apache.asterix.runtime.evaluators.common.FullTextContainsEvaluator;
-import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
-import org.apache.hyracks.algebricks.core.algebra.functions.FunctionIdentifier;
-import org.apache.hyracks.algebricks.runtime.base.IEvaluatorContext;
-import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator;
-import org.apache.hyracks.algebricks.runtime.base.IScalarEvaluatorFactory;
-import org.apache.hyracks.api.exceptions.HyracksDataException;
-
-@MissingNullInOutFunction
-public class FullTextContainsWithoutOptionDescriptor extends AbstractScalarFunctionDynamicDescriptor {
-    private static final long serialVersionUID = 1L;
-
-    public static final IFunctionDescriptorFactory FACTORY = new IFunctionDescriptorFactory() {
-        @Override
-        public IFunctionDescriptor createFunctionDescriptor() {
-            return new FullTextContainsWithoutOptionDescriptor();
-        }
-    };
-
-    /**
-     * Creates full-text search evaluator. There are two arguments:
-     * arg0: Expression1 - search field
-     * arg1: Expression2 - search predicate
-     */
-    @Override
-    public IScalarEvaluatorFactory createEvaluatorFactory(final IScalarEvaluatorFactory[] args)
-            throws AlgebricksException {
-        return new IScalarEvaluatorFactory() {
-            private static final long serialVersionUID = 1L;
-
-            @Override
-            public IScalarEvaluator createScalarEvaluator(IEvaluatorContext ctx) throws HyracksDataException {
-                return new FullTextContainsEvaluator(args, ctx);
-            }
-        };
-    }
-
-    @Override
-    public FunctionIdentifier getIdentifier() {
-        return BuiltinFunctions.FULLTEXT_CONTAINS_WO_OPTION;
-    }
-
-}
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsWithoutOptionFunctionDescriptor.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsWithoutOptionFunctionDescriptor.java
new file mode 100644
index 0000000..3263656
--- /dev/null
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/evaluators/functions/FullTextContainsWithoutOptionFunctionDescriptor.java
@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.runtime.evaluators.functions;
+
+import org.apache.asterix.common.annotations.MissingNullInOutFunction;
+import org.apache.asterix.om.functions.BuiltinFunctions;
+import org.apache.asterix.om.functions.IFunctionDescriptor;
+import org.apache.asterix.om.functions.IFunctionDescriptorFactory;
+import org.apache.asterix.om.functions.IFunctionTypeInferer;
+import org.apache.asterix.runtime.functions.FunctionTypeInferers;
+import org.apache.hyracks.algebricks.core.algebra.functions.FunctionIdentifier;
+
+// Descriptor for the ftcontains() function.
+//
+// This is different from the full-text config descriptor (FullTextConfigDescriptor)
+// which contains a tokenizer and full-text filter descriptors (AbstractFullTextFilterDescriptor).
+@MissingNullInOutFunction
+public class FullTextContainsWithoutOptionFunctionDescriptor extends FullTextContainsFunctionDescriptor {
+    private static final long serialVersionUID = 2L;
+
+    @Override
+    public FunctionIdentifier getIdentifier() {
+        return BuiltinFunctions.FULLTEXT_CONTAINS_WO_OPTION;
+    }
+
+    public static final IFunctionDescriptorFactory FACTORY = new IFunctionDescriptorFactory() {
+
+        @Override
+        public IFunctionDescriptor createFunctionDescriptor() {
+            return new FullTextContainsWithoutOptionFunctionDescriptor();
+        }
+
+        @Override
+        public IFunctionTypeInferer createFunctionTypeInferer() {
+            return new FunctionTypeInferers.FullTextContainsTypeInferer();
+        }
+    };
+}
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/AbstractFullTextFilterDescriptor.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/AbstractFullTextFilterDescriptor.java
new file mode 100644
index 0000000..0179c34
--- /dev/null
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/AbstractFullTextFilterDescriptor.java
@@ -0,0 +1,41 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.runtime.fulltext;
+
+import org.apache.asterix.common.metadata.DataverseName;
+
+public abstract class AbstractFullTextFilterDescriptor implements IFullTextFilterDescriptor {
+    protected final DataverseName dataverseName;
+    protected final String name;
+
+    public AbstractFullTextFilterDescriptor(DataverseName dataverseName, String name) {
+        this.dataverseName = dataverseName;
+        this.name = name;
+    }
+
+    public DataverseName getDataverseName() {
+        return dataverseName;
+    }
+
+    @Override
+    public String getName() {
+        return name;
+    }
+}
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/FullTextConfigDescriptor.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/FullTextConfigDescriptor.java
new file mode 100644
index 0000000..6df92a1
--- /dev/null
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/FullTextConfigDescriptor.java
@@ -0,0 +1,94 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.runtime.fulltext;
+
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.FullTextConfigEvaluatorFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextFilterEvaluatorFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
+
+import com.google.common.collect.ImmutableList;
+
+// Full-text config that contains a tokenizer (e.g. a WORK tokenizer) and multiple full-text filters (e.g. stopwords filter)
+// to tokenize and process tokens of full-text documents
+// When running the ftcontains() function, the full-text config can be used with or without a full-text index
+public class FullTextConfigDescriptor implements IFullTextConfigDescriptor {
+    private static final long serialVersionUID = 1L;
+
+    private final DataverseName dataverseName;
+    private final String name;
+    private final TokenizerCategory tokenizerCategory;
+    private final ImmutableList<String> filterNames;
+
+    public FullTextConfigDescriptor(DataverseName dataverseName, String name, TokenizerCategory tokenizerCategory,
+            ImmutableList<String> filterNames) {
+        this.dataverseName = dataverseName;
+        this.name = name;
+        this.tokenizerCategory = tokenizerCategory;
+        this.filterNames = filterNames;
+    }
+
+    // This built-in default full-text config will be used only when no full-text config is specified by the user.
+    // Note that the default ft config descriptor is not stored in metadata catalog,
+    // and if we are trying to get a full-text config descriptor with a name of null or empty string,
+    // the metadata manager will return this default full-text config without looking into the metadata catalog
+    // In this way we avoid the edge cases to insert or delete the default config in the metadata catalog
+    public static FullTextConfigDescriptor getDefaultFullTextConfig() {
+        return new FullTextConfigDescriptor(null, null, TokenizerCategory.WORD, ImmutableList.of());
+    }
+
+    public DataverseName getDataverseName() {
+        return dataverseName;
+    }
+
+    @Override
+    public String getName() {
+        return name;
+    }
+
+    // We need to exclude the full-text filter descriptors from the full-text config because both of them
+    // would be in the metadata cache, that means they should be immutable to guarantee consistency
+    // So we decide to let the caller to be responsible for fetching the filter descriptors from metadata,
+    // and pass the filters as an argument here
+    //
+    // Use the util function org.apache.asterix.metadata.utils.FullTextUtil.fetchFilterAndCreateConfigEvaluator()
+    // to fetch filters according to the filter names and create full-text config evaluator
+    @Override
+    public IFullTextConfigEvaluatorFactory createEvaluatorFactory(
+            ImmutableList<AbstractFullTextFilterDescriptor> filterDescriptors) {
+        ImmutableList.Builder<IFullTextFilterEvaluatorFactory> filtersBuilder = new ImmutableList.Builder<>();
+        for (IFullTextFilterDescriptor filterDescriptor : filterDescriptors) {
+            filtersBuilder.add(filterDescriptor.createEvaluatorFactory());
+        }
+
+        return new FullTextConfigEvaluatorFactory(name, tokenizerCategory, filtersBuilder.build());
+    }
+
+    @Override
+    public TokenizerCategory getTokenizerCategory() {
+        return tokenizerCategory;
+    }
+
+    @Override
+    public ImmutableList<String> getFilterNames() {
+        return filterNames;
+    }
+}
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/IFullTextConfigDescriptor.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/IFullTextConfigDescriptor.java
new file mode 100644
index 0000000..97f00c3
--- /dev/null
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/IFullTextConfigDescriptor.java
@@ -0,0 +1,38 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.runtime.fulltext;
+
+import java.io.Serializable;
+
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
+
+import com.google.common.collect.ImmutableList;
+
+public interface IFullTextConfigDescriptor extends Serializable {
+    String getName();
+
+    TokenizerCategory getTokenizerCategory();
+
+    ImmutableList<String> getFilterNames();
+
+    IFullTextConfigEvaluatorFactory createEvaluatorFactory(
+            ImmutableList<AbstractFullTextFilterDescriptor> filterDescriptors);
+}
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/IFullTextFilterDescriptor.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/IFullTextFilterDescriptor.java
new file mode 100644
index 0000000..630c8e8
--- /dev/null
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/IFullTextFilterDescriptor.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.runtime.fulltext;
+
+import java.io.Serializable;
+
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.FullTextFilterType;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextFilterEvaluatorFactory;
+
+// Full-text filter descriptor that contains all the necessary information in the compile-time.
+// After compilation, a filter evaluator factory will be created at run-time,
+// and then a filter evaluator will be produced by the evaluator factory to process tokens after tokenization.
+//
+// Note that the filter concepts (descriptor, evaluator factory and evaluator)
+// are wrapped in the full-text config concepts accordingly.
+// The design of the filter is never to be called directly but via the full-text config.
+public interface IFullTextFilterDescriptor extends Serializable {
+    String getName();
+
+    FullTextFilterType getFilterType();
+
+    IFullTextFilterEvaluatorFactory createEvaluatorFactory();
+}
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/StopwordsFullTextFilterDescriptor.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/StopwordsFullTextFilterDescriptor.java
new file mode 100644
index 0000000..1dbef70
--- /dev/null
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/fulltext/StopwordsFullTextFilterDescriptor.java
@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.asterix.runtime.fulltext;
+
+import java.util.List;
+
+import org.apache.asterix.common.metadata.DataverseName;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.FullTextFilterType;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextFilterEvaluatorFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.StopwordsFullTextFilterEvaluatorFactory;
+
+import com.google.common.collect.ImmutableList;
+
+public class StopwordsFullTextFilterDescriptor extends AbstractFullTextFilterDescriptor {
+    private static final long serialVersionUID = 1L;
+
+    public ImmutableList<String> stopwordList;
+
+    public StopwordsFullTextFilterDescriptor(DataverseName dataverseName, String name,
+            ImmutableList<String> stopwordList) {
+        super(dataverseName, name);
+        this.stopwordList = stopwordList;
+    }
+
+    @Override
+    public FullTextFilterType getFilterType() {
+        return FullTextFilterType.STOPWORDS;
+    }
+
+    public List<String> getStopwordList() {
+        return this.stopwordList;
+    }
+
+    @Override
+    public IFullTextFilterEvaluatorFactory createEvaluatorFactory() {
+        return new StopwordsFullTextFilterEvaluatorFactory(name, stopwordList);
+    }
+}
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/functions/FunctionCollection.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/functions/FunctionCollection.java
index 42e27da..17159d3 100644
--- a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/functions/FunctionCollection.java
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/functions/FunctionCollection.java
@@ -334,8 +334,8 @@
 import org.apache.asterix.runtime.evaluators.functions.DecodeDataverseDisplayNameDescriptor;
 import org.apache.asterix.runtime.evaluators.functions.DecodeDataverseNameDescriptor;
 import org.apache.asterix.runtime.evaluators.functions.DeepEqualityDescriptor;
-import org.apache.asterix.runtime.evaluators.functions.FullTextContainsDescriptor;
-import org.apache.asterix.runtime.evaluators.functions.FullTextContainsWithoutOptionDescriptor;
+import org.apache.asterix.runtime.evaluators.functions.FullTextContainsFunctionDescriptor;
+import org.apache.asterix.runtime.evaluators.functions.FullTextContainsWithoutOptionFunctionDescriptor;
 import org.apache.asterix.runtime.evaluators.functions.GetItemDescriptor;
 import org.apache.asterix.runtime.evaluators.functions.GetJobParameterByNameDescriptor;
 import org.apache.asterix.runtime.evaluators.functions.GetTypeDescriptor;
@@ -1081,8 +1081,8 @@
         fc.add(LineRectanglePolygonAccessor.FACTORY);
 
         // full-text function
-        fc.add(FullTextContainsDescriptor.FACTORY);
-        fc.add(FullTextContainsWithoutOptionDescriptor.FACTORY);
+        fc.add(FullTextContainsFunctionDescriptor.FACTORY);
+        fc.add(FullTextContainsWithoutOptionFunctionDescriptor.FACTORY);
 
         // Record functions.
         fc.add(GetRecordFieldsDescriptor.FACTORY);
diff --git a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/functions/FunctionTypeInferers.java b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/functions/FunctionTypeInferers.java
index ebb0717..40c6944 100644
--- a/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/functions/FunctionTypeInferers.java
+++ b/asterixdb/asterix-runtime/src/main/java/org/apache/asterix/runtime/functions/FunctionTypeInferers.java
@@ -321,6 +321,16 @@
         }
     }
 
+    public static final class FullTextContainsTypeInferer implements IFunctionTypeInferer {
+        @Override
+        public void infer(ILogicalExpression expr, IFunctionDescriptor fd, IVariableTypeEnvironment context,
+                CompilerProperties compilerProps) throws AlgebricksException {
+            AbstractFunctionCallExpression funcExpr = (AbstractFunctionCallExpression) expr;
+            // get the full-text config evaluator from the expr which is set in FullTextContainsParameterCheckAndSetRule
+            fd.setImmutableStates(funcExpr.getOpaqueParameters()[0]);
+        }
+    }
+
     private static IAType[] getArgumentsTypes(AbstractFunctionCallExpression funExp, IVariableTypeEnvironment ctx)
             throws AlgebricksException {
         IAType[] argsTypes = new IAType[funExp.getArguments().size()];
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml
index 366c2a7..23d81dc 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml
@@ -96,5 +96,14 @@
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-databind</artifactId>
     </dependency>
+  <dependency>
+    <groupId>org.apache.commons</groupId>
+    <artifactId>commons-lang3</artifactId>
+  </dependency>
+  <dependency>
+    <groupId>com.google.guava</groupId>
+    <artifactId>guava</artifactId>
+  </dependency>
+
   </dependencies>
 </project>
\ No newline at end of file
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/BinaryTokenizerOperatorDescriptor.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/BinaryTokenizerOperatorDescriptor.java
index 3ed47e6..4477e65 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/BinaryTokenizerOperatorDescriptor.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/BinaryTokenizerOperatorDescriptor.java
@@ -27,6 +27,9 @@
 import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.api.job.IOperatorDescriptorRegistry;
 import org.apache.hyracks.dataflow.std.base.AbstractSingleActivityOperatorDescriptor;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 
 public class BinaryTokenizerOperatorDescriptor extends AbstractSingleActivityOperatorDescriptor {
@@ -34,6 +37,7 @@
     private static final long serialVersionUID = 1L;
 
     private final IBinaryTokenizerFactory tokenizerFactory;
+    private final IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
     // Field that will be tokenized.
     private final int docField;
     // operator will append these key fields to each token, e.g., as
@@ -53,10 +57,12 @@
     private final IMissingWriterFactory missingWriterFactory;
 
     public BinaryTokenizerOperatorDescriptor(IOperatorDescriptorRegistry spec, RecordDescriptor recDesc,
-            IBinaryTokenizerFactory tokenizerFactory, int docField, int[] keyFields, boolean addNumTokensKey,
-            boolean writeKeyFieldsFirst, boolean writeMissing, IMissingWriterFactory missingWriterFactory) {
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory,
+            int docField, int[] keyFields, boolean addNumTokensKey, boolean writeKeyFieldsFirst, boolean writeMissing,
+            IMissingWriterFactory missingWriterFactory) {
         super(spec, 1, 1);
         this.tokenizerFactory = tokenizerFactory;
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
         this.docField = docField;
         this.keyFields = keyFields;
         this.addNumTokensKey = addNumTokensKey;
@@ -69,9 +75,14 @@
     @Override
     public IOperatorNodePushable createPushRuntime(IHyracksTaskContext ctx,
             IRecordDescriptorProvider recordDescProvider, int partition, int nPartitions) throws HyracksDataException {
+        IBinaryTokenizer tokenizer = tokenizerFactory.createTokenizer();
+        IFullTextConfigEvaluator fullTextConfigEvaluator =
+                fullTextConfigEvaluatorFactory.createFullTextConfigEvaluator();
+
         return new BinaryTokenizerOperatorNodePushable(ctx,
-                recordDescProvider.getInputRecordDescriptor(getActivityId(), 0), outRecDescs[0],
-                tokenizerFactory.createTokenizer(), docField, keyFields, addNumTokensKey, writeKeyFieldsFirst,
-                writeMissing, missingWriterFactory);
+                recordDescProvider.getInputRecordDescriptor(getActivityId(), 0), outRecDescs[0], tokenizer,
+                fullTextConfigEvaluator, docField, keyFields, addNumTokensKey, writeKeyFieldsFirst, writeMissing,
+                missingWriterFactory);
     }
+
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/BinaryTokenizerOperatorNodePushable.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/BinaryTokenizerOperatorNodePushable.java
index 3df185a..b9c8c8a 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/BinaryTokenizerOperatorNodePushable.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/BinaryTokenizerOperatorNodePushable.java
@@ -36,13 +36,14 @@
 import org.apache.hyracks.dataflow.common.data.accessors.FrameTupleReference;
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
 import org.apache.hyracks.dataflow.std.base.AbstractUnaryInputUnaryOutputOperatorNodePushable;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
 
 public class BinaryTokenizerOperatorNodePushable extends AbstractUnaryInputUnaryOutputOperatorNodePushable {
 
     private final IHyracksTaskContext ctx;
-    private final IBinaryTokenizer tokenizer;
+    private final IFullTextConfigEvaluator fullTextEvaluator;
     private final int docField;
     private final int[] keyFields;
     private final boolean addNumTokensKey;
@@ -59,11 +60,24 @@
     private FrameTupleAppender appender;
 
     public BinaryTokenizerOperatorNodePushable(IHyracksTaskContext ctx, RecordDescriptor inputRecDesc,
-            RecordDescriptor outputRecDesc, IBinaryTokenizer tokenizer, int docField, int[] keyFields,
-            boolean addNumTokensKey, boolean writeKeyFieldsFirst, boolean writeMissing,
+            RecordDescriptor outputRecDesc, IBinaryTokenizer tokenizer, IFullTextConfigEvaluator fullTextEvaluator,
+            int docField, int[] keyFields, boolean addNumTokensKey, boolean writeKeyFieldsFirst, boolean writeMissing,
             IMissingWriterFactory missingWriterFactory) {
         this.ctx = ctx;
-        this.tokenizer = tokenizer;
+        this.fullTextEvaluator = fullTextEvaluator;
+        // Need to use the tokenizer created in the upper-layer when:
+        // 1. The tokenizer is of TokenizerCategory.NGram rather than Word
+        // 2. If the tokenizer is a TokenizerCategory.Word one, then its parameters
+        //    (e.g. boolean ignoreTokenCount, boolean sourceHasTypeTag) may be different
+        //    from the tokenizer in the default full-text config.
+        //
+        //    Note that those parameters might be call-site specific, for example, one string byte array may contains
+        //    the ATypeTag.String in it while some doesn't. Even though the tokenizers are both Word tokenizer,
+        //    we still need to set different tokenizer here.
+        //    The different tokeniers are defined in BinaryTokenizerFactoryProvider.
+        //    The big plan is to remove the tokenizer from this interface and use fullTextEvaluator only.
+        this.fullTextEvaluator.setTokenizer(tokenizer);
+
         this.docField = docField;
         this.keyFields = keyFields;
         this.addNumTokensKey = addNumTokensKey;
@@ -91,20 +105,20 @@
         for (int i = 0; i < tupleCount; i++) {
             tuple.reset(accessor, i);
 
-            short numTokens = 0;
+            int numTokens = 0;
 
             if (!isDocFieldMissing(tuple)) {
-                tokenizer.reset(tuple.getFieldData(docField), tuple.getFieldStart(docField),
+                fullTextEvaluator.reset(tuple.getFieldData(docField), tuple.getFieldStart(docField),
                         tuple.getFieldLength(docField));
                 if (addNumTokensKey) {
                     // Get the total number of tokens.
-                    numTokens = tokenizer.getTokensCount();
+                    numTokens = fullTextEvaluator.getTokensCount();
                 }
                 // Write token and data into frame by following the order specified
                 // in the writeKeyFieldsFirst field.
-                while (tokenizer.hasNext()) {
-                    tokenizer.next();
-                    IToken token = tokenizer.getToken();
+                while (fullTextEvaluator.hasNext()) {
+                    fullTextEvaluator.next();
+                    IToken token = fullTextEvaluator.getToken();
                     writeTuple(token, numTokens, i);
                 }
             } else if (writeMissing) {
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResource.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResource.java
index 0904c4a..0af1f3f 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResource.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResource.java
@@ -42,6 +42,8 @@
 import org.apache.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import org.apache.hyracks.storage.am.lsm.common.api.IVirtualBufferCacheProvider;
 import org.apache.hyracks.storage.am.lsm.common.dataflow.LsmResource;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.FullTextConfigEvaluatorFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.util.InvertedIndexUtils;
 import org.apache.hyracks.storage.common.IStorageManager;
@@ -54,33 +56,50 @@
 public class LSMInvertedIndexLocalResource extends LsmResource {
 
     private static final long serialVersionUID = 1L;
+    public static final String TOKEN_TYPE_TRAITS = "tokenTypeTraits";
+    public static final String TOKEN_CMP_FACTORIES = "tokenCmpFactories";
+    public static final String IS_PARTITIONED = "isPartitioned";
+    public static final String FULL_TEXT_CONFIG_EVALUATOR_FACTORY = "fullTextConfigEvaluatorFactory";
 
     private final ITypeTraits[] tokenTypeTraits;
     private final IBinaryComparatorFactory[] tokenCmpFactories;
+    // ToDo: totally replace tokenizer with fullTextConfig
+    // Currently, the configuration of tokenizer is complicated and the parameters
+    // (e.g. whether the string contains a ATypeTag.AString at the beginning),
+    // as a first step, we set the tokenizer of the full-text config on-the-fly
+    // See comments in FullTextConfigEvaluator
     private final IBinaryTokenizerFactory tokenizerFactory;
+    private final IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
     private final boolean isPartitioned;
     private final int[] invertedIndexFields;
     private final int[] filterFieldsForNonBulkLoadOps;
     private final int[] invertedIndexFieldsForNonBulkLoadOps;
     private final double bloomFilterFalsePositiveRate;
 
-    public LSMInvertedIndexLocalResource(String path, IStorageManager storageManager, ITypeTraits[] typeTraits,
+    public LSMInvertedIndexLocalResource(
+            // inherited fields
+            String path, IStorageManager storageManager, ITypeTraits[] typeTraits,
             IBinaryComparatorFactory[] cmpFactories, ITypeTraits[] filterTypeTraits,
             IBinaryComparatorFactory[] filterCmpFactories, int[] filterFields,
             ILSMOperationTrackerFactory opTrackerProvider, ILSMIOOperationCallbackFactory ioOpCallbackFactory,
             ILSMPageWriteCallbackFactory pageWriteCallbackFactory,
             IMetadataPageManagerFactory metadataPageManagerFactory, IVirtualBufferCacheProvider vbcProvider,
             ILSMIOOperationSchedulerProvider ioSchedulerProvider, ILSMMergePolicyFactory mergePolicyFactory,
-            Map<String, String> mergePolicyProperties, boolean durable, ITypeTraits[] tokenTypeTraits,
-            IBinaryComparatorFactory[] tokenCmpFactories, IBinaryTokenizerFactory tokenizerFactory,
+            Map<String, String> mergePolicyProperties, boolean durable,
+            // new fields
+            ITypeTraits[] tokenTypeTraits, IBinaryComparatorFactory[] tokenCmpFactories,
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory,
             boolean isPartitioned, int[] invertedIndexFields, int[] filterFieldsForNonBulkLoadOps,
             int[] invertedIndexFieldsForNonBulkLoadOps, double bloomFilterFalsePositiveRate) {
+
         super(path, storageManager, typeTraits, cmpFactories, filterTypeTraits, filterCmpFactories, filterFields,
                 opTrackerProvider, ioOpCallbackFactory, pageWriteCallbackFactory, metadataPageManagerFactory,
                 vbcProvider, ioSchedulerProvider, mergePolicyFactory, mergePolicyProperties, durable);
+
         this.tokenTypeTraits = tokenTypeTraits;
         this.tokenCmpFactories = tokenCmpFactories;
         this.tokenizerFactory = tokenizerFactory;
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
         this.isPartitioned = isPartitioned;
         this.invertedIndexFields = invertedIndexFields;
         this.filterFieldsForNonBulkLoadOps = filterFieldsForNonBulkLoadOps;
@@ -90,13 +109,15 @@
 
     private LSMInvertedIndexLocalResource(IPersistedResourceRegistry registry, JsonNode json,
             ITypeTraits[] tokenTypeTraits, IBinaryComparatorFactory[] tokenCmpFactories,
-            IBinaryTokenizerFactory tokenizerFactory, boolean isPartitioned, int[] invertedIndexFields,
-            int[] filterFieldsForNonBulkLoadOps, int[] invertedIndexFieldsForNonBulkLoadOps,
-            double bloomFilterFalsePositiveRate) throws HyracksDataException {
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory,
+            boolean isPartitioned, int[] invertedIndexFields, int[] filterFieldsForNonBulkLoadOps,
+            int[] invertedIndexFieldsForNonBulkLoadOps, double bloomFilterFalsePositiveRate)
+            throws HyracksDataException {
         super(registry, json);
         this.tokenTypeTraits = tokenTypeTraits;
         this.tokenCmpFactories = tokenCmpFactories;
         this.tokenizerFactory = tokenizerFactory;
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
         this.isPartitioned = isPartitioned;
         this.invertedIndexFields = invertedIndexFields;
         this.filterFieldsForNonBulkLoadOps = filterFieldsForNonBulkLoadOps;
@@ -116,19 +137,20 @@
         pageWriteCallbackFactory.initialize(serviceCtx, this);
         if (isPartitioned) {
             return InvertedIndexUtils.createPartitionedLSMInvertedIndex(ioManager, virtualBufferCaches, typeTraits,
-                    cmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory, bufferCache,
-                    file.getAbsolutePath(), bloomFilterFalsePositiveRate, mergePolicy,
+                    cmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory, fullTextConfigEvaluatorFactory,
+                    bufferCache, file.getAbsolutePath(), bloomFilterFalsePositiveRate, mergePolicy,
                     opTrackerProvider.getOperationTracker(serviceCtx, this), ioScheduler, ioOpCallbackFactory,
                     pageWriteCallbackFactory, invertedIndexFields, filterTypeTraits, filterCmpFactories, filterFields,
                     filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, durable,
                     metadataPageManagerFactory, serviceCtx.getTracer());
         } else {
             return InvertedIndexUtils.createLSMInvertedIndex(ioManager, virtualBufferCaches, typeTraits, cmpFactories,
-                    tokenTypeTraits, tokenCmpFactories, tokenizerFactory, bufferCache, file.getAbsolutePath(),
-                    bloomFilterFalsePositiveRate, mergePolicy, opTrackerProvider.getOperationTracker(serviceCtx, this),
-                    ioScheduler, ioOpCallbackFactory, pageWriteCallbackFactory, invertedIndexFields, filterTypeTraits,
-                    filterCmpFactories, filterFields, filterFieldsForNonBulkLoadOps,
-                    invertedIndexFieldsForNonBulkLoadOps, durable, metadataPageManagerFactory, serviceCtx.getTracer());
+                    tokenTypeTraits, tokenCmpFactories, tokenizerFactory, fullTextConfigEvaluatorFactory, bufferCache,
+                    file.getAbsolutePath(), bloomFilterFalsePositiveRate, mergePolicy,
+                    opTrackerProvider.getOperationTracker(serviceCtx, this), ioScheduler, ioOpCallbackFactory,
+                    pageWriteCallbackFactory, invertedIndexFields, filterTypeTraits, filterCmpFactories, filterFields,
+                    filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, durable,
+                    metadataPageManagerFactory, serviceCtx.getTracer());
         }
     }
 
@@ -140,14 +162,15 @@
         for (ITypeTraits tt : tokenTypeTraits) {
             tokenTypeTraitsArray.add(tt.toJson(registry));
         }
-        jsonObject.set("tokenTypeTraits", tokenTypeTraitsArray);
+        jsonObject.set(TOKEN_TYPE_TRAITS, tokenTypeTraitsArray);
         final ArrayNode tokenCmpFactoriesArray = OBJECT_MAPPER.createArrayNode();
         for (IBinaryComparatorFactory factory : tokenCmpFactories) {
             tokenCmpFactoriesArray.add(factory.toJson(registry));
         }
-        jsonObject.set("tokenCmpFactories", tokenCmpFactoriesArray);
+        jsonObject.set(TOKEN_CMP_FACTORIES, tokenCmpFactoriesArray);
         jsonObject.set("tokenizerFactory", tokenizerFactory.toJson(registry));
-        jsonObject.put("isPartitioned", isPartitioned);
+        jsonObject.set(FULL_TEXT_CONFIG_EVALUATOR_FACTORY, fullTextConfigEvaluatorFactory.toJson(registry));
+        jsonObject.put(IS_PARTITIONED, isPartitioned);
         jsonObject.putPOJO("invertedIndexFields", invertedIndexFields);
         jsonObject.putPOJO("filterFieldsForNonBulkLoadOps", filterFieldsForNonBulkLoadOps);
         jsonObject.putPOJO("invertedIndexFieldsForNonBulkLoadOps", invertedIndexFieldsForNonBulkLoadOps);
@@ -173,7 +196,17 @@
                 tokenCmpFactoriesList.toArray(new IBinaryComparatorFactory[0]);
         final IBinaryTokenizerFactory tokenizerFactory =
                 (IBinaryTokenizerFactory) registry.deserialize(json.get("tokenizerFactory"));
-        final boolean isPartitioned = json.get("isPartitioned").asBoolean();
+
+        final IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
+        // back-compatible: the local resource in an older version of AsterixDB may not contain the newly added fullTextConfigFactory
+        if (json.has(FULL_TEXT_CONFIG_EVALUATOR_FACTORY)) {
+            fullTextConfigEvaluatorFactory = (IFullTextConfigEvaluatorFactory) registry
+                    .deserialize(json.get(FULL_TEXT_CONFIG_EVALUATOR_FACTORY));
+        } else {
+            fullTextConfigEvaluatorFactory = FullTextConfigEvaluatorFactory.getDefaultFactory();
+        }
+
+        final boolean isPartitioned = json.get(IS_PARTITIONED).asBoolean();
         final int[] invertedIndexFields = OBJECT_MAPPER.convertValue(json.get("invertedIndexFields"), int[].class);
         final int[] filterFieldsForNonBulkLoadOps =
                 OBJECT_MAPPER.convertValue(json.get("filterFieldsForNonBulkLoadOps"), int[].class);
@@ -181,7 +214,7 @@
                 OBJECT_MAPPER.convertValue(json.get("invertedIndexFieldsForNonBulkLoadOps"), int[].class);
         final double bloomFilterFalsePositiveRate = json.get("bloomFilterFalsePositiveRate").asDouble();
         return new LSMInvertedIndexLocalResource(registry, json, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
-                isPartitioned, invertedIndexFields, filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps,
-                bloomFilterFalsePositiveRate);
+                fullTextConfigEvaluatorFactory, isPartitioned, invertedIndexFields, filterFieldsForNonBulkLoadOps,
+                invertedIndexFieldsForNonBulkLoadOps, bloomFilterFalsePositiveRate);
     }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResourceFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResourceFactory.java
index c36e8d3..09c9699 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResourceFactory.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResourceFactory.java
@@ -31,6 +31,7 @@
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMPageWriteCallbackFactory;
 import org.apache.hyracks.storage.am.lsm.common.api.IVirtualBufferCacheProvider;
 import org.apache.hyracks.storage.am.lsm.common.dataflow.LsmResourceFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.common.IResource;
 import org.apache.hyracks.storage.common.IStorageManager;
@@ -46,16 +47,20 @@
     private final int[] filterFieldsForNonBulkLoadOps;
     private final int[] invertedIndexFieldsForNonBulkLoadOps;
     private final double bloomFilterFalsePositiveRate;
+    private final IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
 
     public LSMInvertedIndexLocalResourceFactory(IStorageManager storageManager, ITypeTraits[] typeTraits,
+            // Inherited fields
             IBinaryComparatorFactory[] cmpFactories, ITypeTraits[] filterTypeTraits,
             IBinaryComparatorFactory[] filterCmpFactories, int[] filterFields,
             ILSMOperationTrackerFactory opTrackerFactory, ILSMIOOperationCallbackFactory ioOpCallbackFactory,
             ILSMPageWriteCallbackFactory pageWriteCallbackFactory,
             IMetadataPageManagerFactory metadataPageManagerFactory, IVirtualBufferCacheProvider vbcProvider,
             ILSMIOOperationSchedulerProvider ioSchedulerProvider, ILSMMergePolicyFactory mergePolicyFactory,
-            Map<String, String> mergePolicyProperties, boolean durable, ITypeTraits[] tokenTypeTraits,
-            IBinaryComparatorFactory[] tokenCmpFactories, IBinaryTokenizerFactory tokenizerFactory,
+            Map<String, String> mergePolicyProperties, boolean durable,
+            // New fields
+            ITypeTraits[] tokenTypeTraits, IBinaryComparatorFactory[] tokenCmpFactories,
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory,
             boolean isPartitioned, int[] invertedIndexFields, int[] filterFieldsForNonBulkLoadOps,
             int[] invertedIndexFieldsForNonBulkLoadOps, double bloomFilterFalsePositiveRate) {
         super(storageManager, typeTraits, cmpFactories, filterTypeTraits, filterCmpFactories, filterFields,
@@ -63,7 +68,9 @@
                 vbcProvider, ioSchedulerProvider, mergePolicyFactory, mergePolicyProperties, durable);
         this.tokenTypeTraits = tokenTypeTraits;
         this.tokenCmpFactories = tokenCmpFactories;
+        // ToDo: totally replace tokenizerFactory with full-text config
         this.tokenizerFactory = tokenizerFactory;
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
         this.isPartitioned = isPartitioned;
         this.invertedIndexFields = invertedIndexFields;
         this.filterFieldsForNonBulkLoadOps = filterFieldsForNonBulkLoadOps;
@@ -77,8 +84,8 @@
                 filterTypeTraits, filterCmpFactories, filterFields, opTrackerProvider, ioOpCallbackFactory,
                 pageWriteCallbackFactory, metadataPageManagerFactory, vbcProvider, ioSchedulerProvider,
                 mergePolicyFactory, mergePolicyProperties, durable, tokenTypeTraits, tokenCmpFactories,
-                tokenizerFactory, isPartitioned, invertedIndexFields, filterFieldsForNonBulkLoadOps,
-                invertedIndexFieldsForNonBulkLoadOps, bloomFilterFalsePositiveRate);
+                tokenizerFactory, fullTextConfigEvaluatorFactory, isPartitioned, invertedIndexFields,
+                filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, bloomFilterFalsePositiveRate);
     }
 
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexSearchOperatorDescriptor.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexSearchOperatorDescriptor.java
index 13a649d..2cee54d 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexSearchOperatorDescriptor.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexSearchOperatorDescriptor.java
@@ -31,6 +31,7 @@
 import org.apache.hyracks.storage.am.common.dataflow.IIndexDataflowHelperFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndexSearchModifier;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndexSearchModifierFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 
 public class LSMInvertedIndexSearchOperatorDescriptor extends AbstractSingleActivityOperatorDescriptor {
@@ -44,6 +45,7 @@
     private final boolean isFullTextSearchQuery;
     private final IIndexDataflowHelperFactory indexHelperFactory;
     private final IBinaryTokenizerFactory queryTokenizerFactory;
+    private final IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
     private final boolean retainInput;
     private final boolean retainMissing;
     private final IMissingWriterFactory missingWriterFactory;
@@ -54,14 +56,16 @@
 
     public LSMInvertedIndexSearchOperatorDescriptor(IOperatorDescriptorRegistry spec, RecordDescriptor outRecDesc,
             int queryField, IIndexDataflowHelperFactory indexHelperFactory,
-            IBinaryTokenizerFactory queryTokenizerFactory, IInvertedIndexSearchModifierFactory searchModifierFactory,
-            boolean retainInput, boolean retainMissing, IMissingWriterFactory missingWriterFactory,
-            ISearchOperationCallbackFactory searchCallbackFactory, int[] minFilterFieldIndexes,
-            int[] maxFilterFieldIndexes, boolean isFullTextSearchQuery, int numOfFields, boolean appendIndexFilter,
-            int frameLimit) {
+            IBinaryTokenizerFactory queryTokenizerFactory,
+            IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory,
+            IInvertedIndexSearchModifierFactory searchModifierFactory, boolean retainInput, boolean retainMissing,
+            IMissingWriterFactory missingWriterFactory, ISearchOperationCallbackFactory searchCallbackFactory,
+            int[] minFilterFieldIndexes, int[] maxFilterFieldIndexes, boolean isFullTextSearchQuery, int numOfFields,
+            boolean appendIndexFilter, int frameLimit) {
         super(spec, 1, 1);
         this.indexHelperFactory = indexHelperFactory;
         this.queryTokenizerFactory = queryTokenizerFactory;
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
         this.queryField = queryField;
         this.retainInput = retainInput;
         this.retainMissing = retainMissing;
@@ -84,7 +88,7 @@
         return new LSMInvertedIndexSearchOperatorNodePushable(ctx,
                 recordDescProvider.getInputRecordDescriptor(getActivityId(), 0), partition, minFilterFieldIndexes,
                 maxFilterFieldIndexes, indexHelperFactory, retainInput, retainMissing, missingWriterFactory,
-                searchCallbackFactory, searchModifier, queryTokenizerFactory, queryField, isFullTextSearchQuery,
-                numOfFields, appendIndexFilter, frameLimit);
+                searchCallbackFactory, searchModifier, queryTokenizerFactory, fullTextConfigEvaluatorFactory,
+                queryField, isFullTextSearchQuery, numOfFields, appendIndexFilter, frameLimit);
     }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexSearchOperatorNodePushable.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexSearchOperatorNodePushable.java
index a27dea7..e4dbb43 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexSearchOperatorNodePushable.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexSearchOperatorNodePushable.java
@@ -34,7 +34,10 @@
 import org.apache.hyracks.storage.am.common.dataflow.IIndexDataflowHelperFactory;
 import org.apache.hyracks.storage.am.common.dataflow.IndexSearchOperatorNodePushable;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndexSearchModifier;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.search.InvertedIndexSearchPredicate;
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.common.IIndexAccessParameters;
 import org.apache.hyracks.storage.common.ISearchPredicate;
@@ -43,6 +46,7 @@
 
     protected final IInvertedIndexSearchModifier searchModifier;
     protected final IBinaryTokenizerFactory binaryTokenizerFactory;
+    protected final IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
     protected final int queryFieldIndex;
     protected final int numOfFields;
     // Keeps the information whether the given query is a full-text search or not.
@@ -57,12 +61,14 @@
             IIndexDataflowHelperFactory indexHelperFactory, boolean retainInput, boolean retainMissing,
             IMissingWriterFactory missingWriterFactory, ISearchOperationCallbackFactory searchCallbackFactory,
             IInvertedIndexSearchModifier searchModifier, IBinaryTokenizerFactory binaryTokenizerFactory,
-            int queryFieldIndex, boolean isFullTextSearchQuery, int numOfFields, boolean appendIndexFilter,
-            int frameLimit) throws HyracksDataException {
+            IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory, int queryFieldIndex,
+            boolean isFullTextSearchQuery, int numOfFields, boolean appendIndexFilter, int frameLimit)
+            throws HyracksDataException {
         super(ctx, inputRecDesc, partition, minFilterFieldIndexes, maxFilterFieldIndexes, indexHelperFactory,
                 retainInput, retainMissing, missingWriterFactory, searchCallbackFactory, appendIndexFilter);
         this.searchModifier = searchModifier;
         this.binaryTokenizerFactory = binaryTokenizerFactory;
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
         this.queryFieldIndex = queryFieldIndex;
         this.isFullTextSearchQuery = isFullTextSearchQuery;
         // If retainInput is true, the frameTuple is created in IndexSearchOperatorNodePushable.open().
@@ -79,7 +85,11 @@
 
     @Override
     protected ISearchPredicate createSearchPredicate() {
-        return new InvertedIndexSearchPredicate(binaryTokenizerFactory.createTokenizer(), searchModifier, minFilterKey,
+        IBinaryTokenizer tokenizer = binaryTokenizerFactory.createTokenizer();
+        IFullTextConfigEvaluator fullTextConfigEvaluator =
+                fullTextConfigEvaluatorFactory.createFullTextConfigEvaluator();
+
+        return new InvertedIndexSearchPredicate(tokenizer, fullTextConfigEvaluator, searchModifier, minFilterKey,
                 maxFilterKey, isFullTextSearchQuery);
     }
 
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/AbstractFullTextFilterEvaluator.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/AbstractFullTextFilterEvaluator.java
new file mode 100644
index 0000000..6225101
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/AbstractFullTextFilterEvaluator.java
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+public abstract class AbstractFullTextFilterEvaluator implements IFullTextFilterEvaluator {
+
+    protected final String name;
+    protected final FullTextFilterType type;
+
+    public AbstractFullTextFilterEvaluator(String name, FullTextFilterType type) {
+        this.name = name;
+        this.type = type;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public FullTextFilterType getFilterType() {
+        return type;
+    }
+}
\ No newline at end of file
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/AbstractFullTextFilterEvaluatorFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/AbstractFullTextFilterEvaluatorFactory.java
new file mode 100644
index 0000000..d883829
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/AbstractFullTextFilterEvaluatorFactory.java
@@ -0,0 +1,33 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public abstract class AbstractFullTextFilterEvaluatorFactory implements IFullTextFilterEvaluatorFactory {
+    protected final String name;
+    protected final FullTextFilterType type;
+    protected static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
+    protected AbstractFullTextFilterEvaluatorFactory(String name, FullTextFilterType type) {
+        this.name = name;
+        this.type = type;
+    }
+}
\ No newline at end of file
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/FullTextConfigEvaluator.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/FullTextConfigEvaluator.java
new file mode 100644
index 0000000..6805c43
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/FullTextConfigEvaluator.java
@@ -0,0 +1,145 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
+
+import com.google.common.collect.ImmutableList;
+
+// FullTextConfigEvaluator is a run-time evaluator while the IFullTextConfigDescriptor is a compile-time descriptor
+//
+// The descriptor is responsible for serialization (i.e. distributed from the CC to NC)
+// and Metadata translator (i.e. be written to the metadata catalog)
+// And the analyzer is to process the tokens in each NC at run-time
+public class FullTextConfigEvaluator implements IFullTextConfigEvaluator {
+
+    // name is not necessary for run-time token processing, however, let's keep this field for debugging purpose
+    // The name of the evaluator is supposed to have the dataverse name and the name of the full-text config descriptor
+    private final String name;
+    // Due to the limitation of existing code (e.g. some call sites assume the input has a Asterix type tag while some don't),
+    // we may need to replace the tokenizer on-the-fly in certain call sites.
+    // So this field is not final
+    private IBinaryTokenizer tokenizer;
+    private final ImmutableList<IFullTextFilterEvaluator> filters;
+
+    private IToken currentToken;
+    private IToken nextToken;
+
+    public FullTextConfigEvaluator(String name, TokenizerCategory tokenizerCategory,
+            ImmutableList<IFullTextFilterEvaluator> filters) {
+        this.name = name;
+        this.filters = filters;
+
+        switch (tokenizerCategory) {
+            case WORD:
+                // Currently, the tokenizer will be set later after the analyzer created
+                // This is because the tokenizer logic is complex,
+                // and we are already using a dedicated tokenizer factory to create tokenizer.
+                // One tricky part of tokenizer is that it can be call-site specific, e.g. the string in some call-site
+                // has the ATypeTag.String in the beginning of its byte array, and some doesn't,
+                // so if we only know the category of the tokenizer, e.g. a WORD tokenizer,
+                // we still cannot create a suitable tokenizer here as the tokenizer factory does.
+                //
+                // Finally we should get rid of the dedicated tokenizer factory and put its related logic
+                // in the full-text descriptor and analyzer
+                this.tokenizer = null;
+                break;
+            case NGRAM:
+            default:
+                throw new IllegalArgumentException();
+        }
+    }
+
+    @Override
+    public IBinaryTokenizer getTokenizer() {
+        return tokenizer;
+    }
+
+    @Override
+    public TokenizerCategory getTokenizerCategory() {
+        return tokenizer.getTokenizerCategory();
+    }
+
+    @Override
+    public void setTokenizer(IBinaryTokenizer tokenizer) {
+        this.tokenizer = tokenizer;
+    }
+
+    @Override
+    public String getName() {
+        return name;
+    }
+
+    @Override
+    public void reset(byte[] data, int start, int length) {
+        currentToken = null;
+        nextToken = null;
+        tokenizer.reset(data, start, length);
+    }
+
+    @Override
+    public IToken getToken() {
+        return currentToken;
+    }
+
+    @Override
+    public boolean hasNext() {
+        if (nextToken != null) {
+            return true;
+        }
+
+        while (tokenizer.hasNext()) {
+            tokenizer.next();
+            IToken candidateToken = tokenizer.getToken();
+            for (IFullTextFilterEvaluator filter : filters) {
+                // ToDo: Tokenizer of TokenizerType.List would return strings starting with the length,
+                // e.g. 8database where 8 is the length
+                // Should we let TokenizerType.List returns the same thing as TokenizerType.String to make things easier?
+                // If so, we need to remove the length in the input string in all the call site of the tokenizer
+                // Otherwise, filters need tokenizer.getTokenizerType to decide if they need to remove the length themselves
+                candidateToken = filter.processToken(tokenizer.getTokenizerType(), candidateToken);
+                // null means the token is removed, i.e. it is a stopword
+                if (candidateToken == null) {
+                    break;
+                }
+            }
+
+            if (candidateToken != null) {
+                nextToken = candidateToken;
+                break;
+            }
+        }
+
+        return nextToken != null;
+    }
+
+    @Override
+    public void next() {
+        currentToken = nextToken;
+        nextToken = null;
+    }
+
+    @Override
+    public int getTokensCount() {
+        return tokenizer.getTokensCount();
+    }
+
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/FullTextConfigEvaluatorFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/FullTextConfigEvaluatorFactory.java
new file mode 100644
index 0000000..cb7c86a
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/FullTextConfigEvaluatorFactory.java
@@ -0,0 +1,93 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.api.io.IJsonSerializable;
+import org.apache.hyracks.api.io.IPersistedResourceRegistry;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.collect.ImmutableList;
+
+public class FullTextConfigEvaluatorFactory implements IFullTextConfigEvaluatorFactory {
+    private static final long serialVersionUID = 1L;
+
+    private final String name;
+    private final TokenizerCategory tokenizerCategory;
+    private final ImmutableList<IFullTextFilterEvaluatorFactory> filters;
+
+    public FullTextConfigEvaluatorFactory(String name, TokenizerCategory tokenizerCategory,
+            ImmutableList<IFullTextFilterEvaluatorFactory> filters) {
+        this.name = name;
+        this.tokenizerCategory = tokenizerCategory;
+        this.filters = filters;
+    }
+
+    @Override
+    public IFullTextConfigEvaluator createFullTextConfigEvaluator() {
+        ImmutableList.Builder<IFullTextFilterEvaluator> filterEvaluatorsBuilder = ImmutableList.builder();
+        for (IFullTextFilterEvaluatorFactory factory : filters) {
+            filterEvaluatorsBuilder.add(factory.createFullTextFilterEvaluator());
+        }
+        return new FullTextConfigEvaluator(name, tokenizerCategory, filterEvaluatorsBuilder.build());
+    }
+
+    public static IFullTextConfigEvaluatorFactory getDefaultFactory() {
+        return new FullTextConfigEvaluatorFactory("default_config_evaluator_factory", TokenizerCategory.WORD,
+                ImmutableList.of());
+    }
+
+    private static final String FIELD_NAME = "name";
+    private static final String FIELD_TOKENIZER_CATEGORY = "tokenizerCategory";
+    private static final String FIELD_FILTERS = "filters";
+    protected static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
+    @Override
+    public JsonNode toJson(IPersistedResourceRegistry registry) throws HyracksDataException {
+        final ObjectNode json = registry.getClassIdentifier(getClass(), serialVersionUID);
+        json.put(FIELD_NAME, name);
+        json.put(FIELD_TOKENIZER_CATEGORY, tokenizerCategory.toString());
+
+        final ArrayNode filterArray = OBJECT_MAPPER.createArrayNode();
+        for (IFullTextFilterEvaluatorFactory filter : filters) {
+            filterArray.add(filter.toJson(registry));
+        }
+        json.set(FIELD_FILTERS, filterArray);
+
+        return json;
+    }
+
+    public static IJsonSerializable fromJson(IPersistedResourceRegistry registry, JsonNode json)
+            throws HyracksDataException {
+        final String name = json.get(FIELD_NAME).asText();
+        final String tokenizerCategoryStr = json.get(FIELD_TOKENIZER_CATEGORY).asText();
+        TokenizerCategory tc = TokenizerCategory.getEnumIgnoreCase(tokenizerCategoryStr);
+
+        ArrayNode filtersJsonNode = (ArrayNode) json.get(FIELD_FILTERS);
+        ImmutableList.Builder<IFullTextFilterEvaluatorFactory> filtersBuilder = ImmutableList.builder();
+        for (int i = 0; i < filtersJsonNode.size(); i++) {
+            filtersBuilder.add((IFullTextFilterEvaluatorFactory) registry.deserialize(filtersJsonNode.get(i)));
+        }
+        return new FullTextConfigEvaluatorFactory(name, tc, filtersBuilder.build());
+    }
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/FullTextFilterType.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/FullTextFilterType.java
new file mode 100644
index 0000000..abfd753
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/FullTextFilterType.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import org.apache.commons.lang3.EnumUtils;
+
+public enum FullTextFilterType {
+    STOPWORDS("Stopwords"),
+    SYNONYM("Synonym"),
+    STEMMER("Stemmer");
+
+    private final String value;
+
+    FullTextFilterType(String value) {
+        this.value = value;
+    }
+
+    public String getValue() {
+        return value;
+    }
+
+    public static FullTextFilterType getEnumIgnoreCase(String str) {
+        FullTextFilterType type = EnumUtils.getEnumIgnoreCase(FullTextFilterType.class, str);
+
+        if (type == null) {
+            throw new IllegalArgumentException("Cannot convert string " + str + " to FullTextFilterType!");
+        }
+        return type;
+    }
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextConfigEvaluator.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextConfigEvaluator.java
new file mode 100644
index 0000000..94ee693
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextConfigEvaluator.java
@@ -0,0 +1,48 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
+
+public interface IFullTextConfigEvaluator {
+    String getName();
+
+    TokenizerCategory getTokenizerCategory();
+
+    void setTokenizer(IBinaryTokenizer tokenizer);
+
+    void reset(byte[] data, int start, int length);
+
+    // ToDo: wrap the tokenizer and filters into a dedicated Java class
+    // so that at runtime the operators (evaluators) don't touch the usedByIndices filed
+    // That means, the usedByIndices field should be modified via MetadataManager only at compile time
+    IBinaryTokenizer getTokenizer();
+
+    IToken getToken();
+
+    boolean hasNext();
+
+    void next();
+
+    // Get the total number of tokens
+    // Currently, it returns the number of tokens in the original text, that means stopwords are still counted
+    int getTokensCount();
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextConfigEvaluatorFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextConfigEvaluatorFactory.java
new file mode 100644
index 0000000..9469b66
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextConfigEvaluatorFactory.java
@@ -0,0 +1,28 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import java.io.Serializable;
+
+import org.apache.hyracks.api.io.IJsonSerializable;
+
+public interface IFullTextConfigEvaluatorFactory extends Serializable, IJsonSerializable {
+    IFullTextConfigEvaluator createFullTextConfigEvaluator();
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextFilterEvaluator.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextFilterEvaluator.java
new file mode 100644
index 0000000..9c36ea3
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextFilterEvaluator.java
@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.TokenizerInfo;
+
+// Full-text filter evaluator that process tokens
+// Such an evaluator is created via IFullTextFilterEvaluatorFactory,
+// and the run-time evaluator factory is created from IFullTextFilterDescriptor which is a compile-time concept.
+public interface IFullTextFilterEvaluator {
+    IToken processToken(TokenizerInfo.TokenizerType tokenizerType, IToken token);
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextFilterEvaluatorFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextFilterEvaluatorFactory.java
new file mode 100644
index 0000000..7f77e0f
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/IFullTextFilterEvaluatorFactory.java
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import java.io.Serializable;
+
+import org.apache.hyracks.api.io.IJsonSerializable;
+
+// This full-text filter evaluator factory would to be stored in the index local resource,
+// so it needs to be IJsonSerializable.
+// Also, it would to be distributed from CC (compile-time) to NC (run-time), so it needs to be Serializable.
+//
+// Such a IFullTextFilterEvaluatorFactory should always be wrapped in a IFullTextConfigEvaluatorFactory
+// because filter cannot live without a config: a full-text config is responsible to tokenize strings
+// and then feed the tokens into the filters.
+public interface IFullTextFilterEvaluatorFactory extends IJsonSerializable, Serializable {
+    IFullTextFilterEvaluator createFullTextFilterEvaluator();
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/StopwordsFullTextFilterEvaluator.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/StopwordsFullTextFilterEvaluator.java
new file mode 100644
index 0000000..da5fbb0
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/StopwordsFullTextFilterEvaluator.java
@@ -0,0 +1,65 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import java.util.List;
+
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
+import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.TokenizerInfo;
+import org.apache.hyracks.util.string.UTF8StringUtil;
+
+import com.google.common.collect.ImmutableList;
+
+public class StopwordsFullTextFilterEvaluator extends AbstractFullTextFilterEvaluator {
+
+    private final ImmutableList<String> stopwordList;
+
+    public StopwordsFullTextFilterEvaluator(String name, ImmutableList<String> stopwordList) {
+        super(name, FullTextFilterType.STOPWORDS);
+        this.stopwordList = stopwordList;
+    }
+
+    public List<String> getStopwordList() {
+        return stopwordList;
+    }
+
+    @Override
+    public IToken processToken(TokenizerInfo.TokenizerType tokenizerType, IToken token) {
+        int start = token.getStartOffset();
+        int length = token.getTokenLength();
+
+        // The List tokenizer returns token starting with the token length,
+        // e.g. 8database where the byte of value 8 means the token has a length of 8
+        // We need to skip the length to fetch the pure string (e.g. "database" without 8)
+        if (tokenizerType == TokenizerInfo.TokenizerType.LIST) {
+            int numBytesToStoreLength = UTF8StringUtil
+                    .getNumBytesToStoreLength(UTF8StringUtil.getUTFLength(token.getData(), token.getStartOffset()));
+            start += numBytesToStoreLength;
+            length -= numBytesToStoreLength;
+        }
+
+        String str = UTF8StringUtil.getUTF8StringInArray(token.getData(), start, length);
+        if (stopwordList.contains(str)) {
+            return null;
+        }
+
+        return token;
+    }
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/StopwordsFullTextFilterEvaluatorFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/StopwordsFullTextFilterEvaluatorFactory.java
new file mode 100644
index 0000000..b31aa17
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/StopwordsFullTextFilterEvaluatorFactory.java
@@ -0,0 +1,77 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.api.io.IJsonSerializable;
+import org.apache.hyracks.api.io.IPersistedResourceRegistry;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.collect.ImmutableList;
+
+public class StopwordsFullTextFilterEvaluatorFactory extends AbstractFullTextFilterEvaluatorFactory {
+    private static final long serialVersionUID = 1L;
+
+    private final ImmutableList<String> stopwordList;
+    private static final String STOPWORDS_FILTER_NAME = "stopwordsFilterName";
+    private static final String STOPWORDS_LIST = "stopwordsList";
+
+    public StopwordsFullTextFilterEvaluatorFactory(String name, ImmutableList<String> stopwordList) {
+        super(name, FullTextFilterType.STOPWORDS);
+        this.stopwordList = stopwordList;
+    }
+
+    @Override
+    public IFullTextFilterEvaluator createFullTextFilterEvaluator() {
+        return new StopwordsFullTextFilterEvaluator(name, stopwordList);
+    }
+
+    // ToDo: extract the common logics to a dedicated helper or utilization class after more filters are implemented
+    @Override
+    public JsonNode toJson(IPersistedResourceRegistry registry) throws HyracksDataException {
+        final ObjectNode json = registry.getClassIdentifier(getClass(), this.serialVersionUID);
+        json.put(STOPWORDS_FILTER_NAME, name);
+
+        ArrayNode stopwordsArrayNode = OBJECT_MAPPER.createArrayNode();
+        for (String s : stopwordList) {
+            stopwordsArrayNode.add(s);
+        }
+        json.set(STOPWORDS_LIST, stopwordsArrayNode);
+
+        return json;
+    }
+
+    public static IJsonSerializable fromJson(IPersistedResourceRegistry registry, JsonNode json)
+            throws HyracksDataException {
+        final String name = json.get(STOPWORDS_FILTER_NAME).asText();
+
+        // ToDo: create a new function to extract a list from json
+        ImmutableList.Builder<String> stopwordsBuilder = ImmutableList.<String> builder();
+        JsonNode stopwordsArrayNode = json.get(STOPWORDS_LIST);
+        for (int i = 0; i < stopwordsArrayNode.size(); i++) {
+            stopwordsBuilder.add(stopwordsArrayNode.get(i).asText());
+        }
+        ImmutableList<String> stopwords = stopwordsBuilder.build();
+
+        return new StopwordsFullTextFilterEvaluatorFactory(name, stopwords);
+    }
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/TokenizerCategory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/TokenizerCategory.java
new file mode 100644
index 0000000..9c9b1a1
--- /dev/null
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/fulltext/TokenizerCategory.java
@@ -0,0 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.hyracks.storage.am.lsm.invertedindex.fulltext;
+
+import org.apache.commons.lang3.EnumUtils;
+
+public enum TokenizerCategory {
+    NGRAM,
+    WORD;
+
+    public static TokenizerCategory getEnumIgnoreCase(String str) {
+        return EnumUtils.getEnumIgnoreCase(TokenizerCategory.class, str);
+    }
+}
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/LSMInvertedIndex.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/LSMInvertedIndex.java
index 068df9a..1469304 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/LSMInvertedIndex.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/LSMInvertedIndex.java
@@ -60,6 +60,7 @@
 import org.apache.hyracks.storage.am.lsm.common.impls.LSMComponentFileReferences;
 import org.apache.hyracks.storage.am.lsm.common.impls.LSMComponentFilterManager;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndex;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.inmemory.InMemoryInvertedIndex;
 import org.apache.hyracks.storage.am.lsm.invertedindex.inmemory.InMemoryInvertedIndexAccessor;
 import org.apache.hyracks.storage.am.lsm.invertedindex.search.InvertedIndexSearchPredicate;
@@ -82,6 +83,7 @@
     private static final Logger LOGGER = LogManager.getLogger();
 
     protected final IBinaryTokenizerFactory tokenizerFactory;
+    protected final IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
 
     // Type traits and comparators for tokens and inverted-list elements.
     protected final ITypeTraits[] invListTypeTraits;
@@ -97,16 +99,17 @@
             double bloomFilterFalsePositiveRate, IBufferCache diskBufferCache, ILSMIndexFileManager fileManager,
             ITypeTraits[] invListTypeTraits, IBinaryComparatorFactory[] invListCmpFactories,
             ITypeTraits[] tokenTypeTraits, IBinaryComparatorFactory[] tokenCmpFactories,
-            IBinaryTokenizerFactory tokenizerFactory, ILSMMergePolicy mergePolicy, ILSMOperationTracker opTracker,
-            ILSMIOOperationScheduler ioScheduler, ILSMIOOperationCallbackFactory ioOpCallbackFactory,
-            ILSMPageWriteCallbackFactory pageWriteCallbackFactory, int[] invertedIndexFields, int[] filterFields,
-            int[] filterFieldsForNonBulkLoadOps, int[] invertedIndexFieldsForNonBulkLoadOps, boolean durable,
-            ITracer tracer) throws HyracksDataException {
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory,
+            ILSMMergePolicy mergePolicy, ILSMOperationTracker opTracker, ILSMIOOperationScheduler ioScheduler,
+            ILSMIOOperationCallbackFactory ioOpCallbackFactory, ILSMPageWriteCallbackFactory pageWriteCallbackFactory,
+            int[] invertedIndexFields, int[] filterFields, int[] filterFieldsForNonBulkLoadOps,
+            int[] invertedIndexFieldsForNonBulkLoadOps, boolean durable, ITracer tracer) throws HyracksDataException {
         super(ioManager, virtualBufferCaches, diskBufferCache, fileManager, bloomFilterFalsePositiveRate, mergePolicy,
                 opTracker, ioScheduler, ioOpCallbackFactory, pageWriteCallbackFactory, componentFactory,
                 componentFactory, filterFrameFactory, filterManager, filterFields, durable, filterHelper,
                 invertedIndexFields, tracer);
         this.tokenizerFactory = tokenizerFactory;
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
         this.invListTypeTraits = invListTypeTraits;
         this.invListCmpFactories = invListCmpFactories;
         this.tokenTypeTraits = tokenTypeTraits;
@@ -406,6 +409,7 @@
             VirtualFreePageManager virtualFreePageManager, int id) throws HyracksDataException {
         return InvertedIndexUtils.createInMemoryBTreeInvertedindex(virtualBufferCache, virtualFreePageManager,
                 invListTypeTraits, invListCmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
+                fullTextConfigEvaluatorFactory,
                 ioManager.resolveAbsolutePath(fileManager.getBaseDir() + "_virtual_vocab_" + id));
     }
 
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/PartitionedLSMInvertedIndex.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/PartitionedLSMInvertedIndex.java
index 23d6221..de1fc49 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/PartitionedLSMInvertedIndex.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/PartitionedLSMInvertedIndex.java
@@ -37,6 +37,7 @@
 import org.apache.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import org.apache.hyracks.storage.am.lsm.common.freepage.VirtualFreePageManager;
 import org.apache.hyracks.storage.am.lsm.common.impls.LSMComponentFilterManager;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.inmemory.InMemoryInvertedIndex;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.util.InvertedIndexUtils;
@@ -51,16 +52,16 @@
             double bloomFilterFalsePositiveRate, IBufferCache diskBufferCache, ILSMIndexFileManager fileManager,
             ITypeTraits[] invListTypeTraits, IBinaryComparatorFactory[] invListCmpFactories,
             ITypeTraits[] tokenTypeTraits, IBinaryComparatorFactory[] tokenCmpFactories,
-            IBinaryTokenizerFactory tokenizerFactory, ILSMMergePolicy mergePolicy, ILSMOperationTracker opTracker,
-            ILSMIOOperationScheduler ioScheduler, ILSMIOOperationCallbackFactory ioOpCallbackFactory,
-            ILSMPageWriteCallbackFactory pageWriteCallbackFactory, int[] invertedIndexFields, int[] filterFields,
-            int[] filterFieldsForNonBulkLoadOps, int[] invertedIndexFieldsForNonBulkLoadOps, boolean durable,
-            ITracer tracer) throws HyracksDataException {
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory,
+            ILSMMergePolicy mergePolicy, ILSMOperationTracker opTracker, ILSMIOOperationScheduler ioScheduler,
+            ILSMIOOperationCallbackFactory ioOpCallbackFactory, ILSMPageWriteCallbackFactory pageWriteCallbackFactory,
+            int[] invertedIndexFields, int[] filterFields, int[] filterFieldsForNonBulkLoadOps,
+            int[] invertedIndexFieldsForNonBulkLoadOps, boolean durable, ITracer tracer) throws HyracksDataException {
         super(ioManager, virtualBufferCaches, componentFactory, filterHelper, filterFrameFactory, filterManager,
                 bloomFilterFalsePositiveRate, diskBufferCache, fileManager, invListTypeTraits, invListCmpFactories,
-                tokenTypeTraits, tokenCmpFactories, tokenizerFactory, mergePolicy, opTracker, ioScheduler,
-                ioOpCallbackFactory, pageWriteCallbackFactory, invertedIndexFields, filterFields,
-                filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, durable, tracer);
+                tokenTypeTraits, tokenCmpFactories, tokenizerFactory, fullTextConfigEvaluatorFactory, mergePolicy,
+                opTracker, ioScheduler, ioOpCallbackFactory, pageWriteCallbackFactory, invertedIndexFields,
+                filterFields, filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, durable, tracer);
     }
 
     @Override
@@ -68,7 +69,8 @@
             VirtualFreePageManager virtualFreePageManager, int id) throws HyracksDataException {
         return InvertedIndexUtils.createPartitionedInMemoryBTreeInvertedindex(virtualBufferCache,
                 virtualFreePageManager, invListTypeTraits, invListCmpFactories, tokenTypeTraits, tokenCmpFactories,
-                tokenizerFactory, ioManager.resolveAbsolutePath(fileManager.getBaseDir() + "_virtual_vocab_" + id));
+                tokenizerFactory, fullTextConfigEvaluatorFactory,
+                ioManager.resolveAbsolutePath(fileManager.getBaseDir() + "_virtual_vocab_" + id));
     }
 
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/InMemoryInvertedIndex.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/InMemoryInvertedIndex.java
index 914a469..5d74529 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/InMemoryInvertedIndex.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/InMemoryInvertedIndex.java
@@ -35,6 +35,7 @@
 import org.apache.hyracks.storage.am.common.ophelpers.IndexOperation;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInPlaceInvertedIndex;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedListCursor;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.common.IIndexAccessParameters;
 import org.apache.hyracks.storage.common.IIndexBulkLoader;
@@ -50,6 +51,7 @@
     protected final ITypeTraits[] invListTypeTraits;
     protected final IBinaryComparatorFactory[] invListCmpFactories;
     protected final IBinaryTokenizerFactory tokenizerFactory;
+    protected final IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
 
     protected final ITypeTraits[] btreeTypeTraits;
     protected final IBinaryComparatorFactory[] btreeCmpFactories;
@@ -57,12 +59,14 @@
     public InMemoryInvertedIndex(IBufferCache virtualBufferCache, IPageManager virtualFreePageManager,
             ITypeTraits[] invListTypeTraits, IBinaryComparatorFactory[] invListCmpFactories,
             ITypeTraits[] tokenTypeTraits, IBinaryComparatorFactory[] tokenCmpFactories,
-            IBinaryTokenizerFactory tokenizerFactory, FileReference btreeFileRef) throws HyracksDataException {
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory,
+            FileReference btreeFileRef) throws HyracksDataException {
         this.tokenTypeTraits = tokenTypeTraits;
         this.tokenCmpFactories = tokenCmpFactories;
         this.invListTypeTraits = invListTypeTraits;
         this.invListCmpFactories = invListCmpFactories;
         this.tokenizerFactory = tokenizerFactory;
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
         // BTree tuples: <tokens, inverted-list elements>.
         int numBTreeFields = tokenTypeTraits.length + invListTypeTraits.length;
         btreeTypeTraits = new ITypeTraits[numBTreeFields];
@@ -174,7 +178,8 @@
     @Override
     public InMemoryInvertedIndexAccessor createAccessor(IIndexAccessParameters iap) throws HyracksDataException {
         return new InMemoryInvertedIndexAccessor(this,
-                new InMemoryInvertedIndexOpContext(btree, tokenCmpFactories, tokenizerFactory),
+                new InMemoryInvertedIndexOpContext(btree, tokenCmpFactories, tokenizerFactory,
+                        fullTextConfigEvaluatorFactory),
                 (IHyracksTaskContext) iap.getParameters().get(HyracksConstants.HYRACKS_TASK_CONTEXT));
     }
 
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/InMemoryInvertedIndexOpContext.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/InMemoryInvertedIndexOpContext.java
index 0457b46..1a52d2e 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/InMemoryInvertedIndexOpContext.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/InMemoryInvertedIndexOpContext.java
@@ -27,6 +27,8 @@
 import org.apache.hyracks.storage.am.common.api.IIndexOperationContext;
 import org.apache.hyracks.storage.am.common.impls.NoOpIndexAccessParameters;
 import org.apache.hyracks.storage.am.common.ophelpers.IndexOperation;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.util.InvertedIndexTokenizingTupleIterator;
@@ -46,14 +48,16 @@
 
     // To generate in-memory BTree tuples for insertions.
     private final IBinaryTokenizerFactory tokenizerFactory;
+    private final IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory;
     private InvertedIndexTokenizingTupleIterator tupleIter;
     private boolean destroyed = false;
 
     InMemoryInvertedIndexOpContext(BTree btree, IBinaryComparatorFactory[] tokenCmpFactories,
-            IBinaryTokenizerFactory tokenizerFactory) {
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory) {
         this.btree = btree;
         this.tokenCmpFactories = tokenCmpFactories;
         this.tokenizerFactory = tokenizerFactory;
+        this.fullTextConfigEvaluatorFactory = fullTextConfigEvaluatorFactory;
     }
 
     @Override
@@ -93,9 +97,11 @@
     }
 
     protected void setTokenizingTupleIterator() {
-        IBinaryTokenizer tokenizer = getTokenizerFactory().createTokenizer();
+        IBinaryTokenizer tokenizer = tokenizerFactory.createTokenizer();
+        IFullTextConfigEvaluator fullTextConfigEvaluator =
+                fullTextConfigEvaluatorFactory.createFullTextConfigEvaluator();
         tupleIter = new InvertedIndexTokenizingTupleIterator(tokenCmpFactories.length,
-                btree.getFieldCount() - tokenCmpFactories.length, tokenizer);
+                btree.getFieldCount() - tokenCmpFactories.length, tokenizer, fullTextConfigEvaluator);
     }
 
     public InvertedIndexTokenizingTupleIterator getTupleIter() {
@@ -122,6 +128,10 @@
         return tokenizerFactory;
     }
 
+    public IFullTextConfigEvaluatorFactory getFullTextConfigEvaluatorFactory() {
+        return fullTextConfigEvaluatorFactory;
+    }
+
     public void setTupleIter(InvertedIndexTokenizingTupleIterator tupleIter) {
         this.tupleIter = tupleIter;
     }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/PartitionedInMemoryInvertedIndex.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/PartitionedInMemoryInvertedIndex.java
index 806bbf5..bd9ce60 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/PartitionedInMemoryInvertedIndex.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/PartitionedInMemoryInvertedIndex.java
@@ -31,6 +31,7 @@
 import org.apache.hyracks.storage.am.common.ophelpers.IndexOperation;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndexSearcher;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IPartitionedInvertedIndex;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.search.InvertedListPartitions;
 import org.apache.hyracks.storage.am.lsm.invertedindex.search.PartitionedTOccurrenceSearcher;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
@@ -47,9 +48,10 @@
     public PartitionedInMemoryInvertedIndex(IBufferCache memBufferCache, IPageManager memFreePageManager,
             ITypeTraits[] invListTypeTraits, IBinaryComparatorFactory[] invListCmpFactories,
             ITypeTraits[] tokenTypeTraits, IBinaryComparatorFactory[] tokenCmpFactories,
-            IBinaryTokenizerFactory tokenizerFactory, FileReference btreeFileRef) throws HyracksDataException {
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory,
+            FileReference btreeFileRef) throws HyracksDataException {
         super(memBufferCache, memFreePageManager, invListTypeTraits, invListCmpFactories, tokenTypeTraits,
-                tokenCmpFactories, tokenizerFactory, btreeFileRef);
+                tokenCmpFactories, tokenizerFactory, fullTextConfigEvaluatorFactory, btreeFileRef);
     }
 
     @Override
@@ -86,8 +88,8 @@
     @Override
     public PartitionedInMemoryInvertedIndexAccessor createAccessor(IIndexAccessParameters iap)
             throws HyracksDataException {
-        return new PartitionedInMemoryInvertedIndexAccessor(this,
-                new PartitionedInMemoryInvertedIndexOpContext(btree, tokenCmpFactories, tokenizerFactory), iap);
+        return new PartitionedInMemoryInvertedIndexAccessor(this, new PartitionedInMemoryInvertedIndexOpContext(btree,
+                tokenCmpFactories, tokenizerFactory, fullTextConfigEvaluatorFactory), iap);
     }
 
     @Override
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/PartitionedInMemoryInvertedIndexOpContext.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/PartitionedInMemoryInvertedIndexOpContext.java
index 9cfaf7a..6b6401a 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/PartitionedInMemoryInvertedIndexOpContext.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/inmemory/PartitionedInMemoryInvertedIndexOpContext.java
@@ -21,6 +21,8 @@
 
 import org.apache.hyracks.api.dataflow.value.IBinaryComparatorFactory;
 import org.apache.hyracks.storage.am.btree.impls.BTree;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.util.PartitionedInvertedIndexTokenizingTupleIterator;
@@ -28,13 +30,15 @@
 public class PartitionedInMemoryInvertedIndexOpContext extends InMemoryInvertedIndexOpContext {
 
     public PartitionedInMemoryInvertedIndexOpContext(BTree btree, IBinaryComparatorFactory[] tokenCmpFactories,
-            IBinaryTokenizerFactory tokenizerFactory) {
-        super(btree, tokenCmpFactories, tokenizerFactory);
+            IBinaryTokenizerFactory tokenizerFactory, IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory) {
+        super(btree, tokenCmpFactories, tokenizerFactory, fullTextConfigEvaluatorFactory);
     }
 
     protected void setTokenizingTupleIterator() {
         IBinaryTokenizer tokenizer = getTokenizerFactory().createTokenizer();
+        IFullTextConfigEvaluator fullTextConfigEvaluator =
+                getFullTextConfigEvaluatorFactory().createFullTextConfigEvaluator();
         setTupleIter(new PartitionedInvertedIndexTokenizingTupleIterator(tokenCmpFactories.length,
-                btree.getFieldCount() - tokenCmpFactories.length, tokenizer));
+                btree.getFieldCount() - tokenCmpFactories.length, tokenizer, fullTextConfigEvaluator));
     }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/search/AbstractTOccurrenceSearcher.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/search/AbstractTOccurrenceSearcher.java
index 1a08fd0..2fb620c 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/search/AbstractTOccurrenceSearcher.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/search/AbstractTOccurrenceSearcher.java
@@ -45,8 +45,8 @@
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedListCursor;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedListTupleReference;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IObjectFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.DelimitedUTF8StringBinaryTokenizer;
-import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.TokenizerInfo.TokenizerType;
 import org.apache.hyracks.storage.am.lsm.invertedindex.util.InvertedIndexUtils;
@@ -126,25 +126,27 @@
     protected void tokenizeQuery(InvertedIndexSearchPredicate searchPred) throws HyracksDataException {
         ITupleReference queryTuple = searchPred.getQueryTuple();
         int queryFieldIndex = searchPred.getQueryFieldIndex();
-        IBinaryTokenizer queryTokenizer = searchPred.getQueryTokenizer();
+        IFullTextConfigEvaluator fullTextAnalyzer = searchPred.getFullTextConfigEvaluator();
+        fullTextAnalyzer.setTokenizer(searchPred.getQueryTokenizer());
+
         // Is this a full-text query?
         // Then, the last argument is conjunctive or disjunctive search option, not a query text.
         // Thus, we need to remove the last argument.
         boolean isFullTextSearchQuery = searchPred.getIsFullTextSearchQuery();
         // Get the type of query tokenizer.
-        TokenizerType queryTokenizerType = queryTokenizer.getTokenizerType();
+        TokenizerType queryTokenizerType = fullTextAnalyzer.getTokenizer().getTokenizerType();
         int tokenCountInOneField = 0;
 
         queryTokenAppender.reset(queryTokenFrame, true);
-        queryTokenizer.reset(queryTuple.getFieldData(queryFieldIndex), queryTuple.getFieldStart(queryFieldIndex),
+        fullTextAnalyzer.reset(queryTuple.getFieldData(queryFieldIndex), queryTuple.getFieldStart(queryFieldIndex),
                 queryTuple.getFieldLength(queryFieldIndex));
 
-        while (queryTokenizer.hasNext()) {
-            queryTokenizer.next();
+        while (fullTextAnalyzer.hasNext()) {
+            fullTextAnalyzer.next();
             queryTokenBuilder.reset();
             tokenCountInOneField++;
             try {
-                IToken token = queryTokenizer.getToken();
+                IToken token = fullTextAnalyzer.getToken();
                 // For the full-text search, we don't support a phrase search yet.
                 // So, each field should have only one token.
                 // If it's a list, it can have multiple keywords in it. But, each keyword should not be a phrase.
@@ -161,6 +163,7 @@
                     }
                 }
 
+                // Includes the length of the string, e.g. 8database where 8 (of type byte instead of char) is the length of "database"
                 token.serializeToken(queryTokenBuilder.getFieldData());
                 queryTokenBuilder.addFieldEndOffset();
                 // WARNING: assuming one frame is big enough to hold all tokens
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/search/InvertedIndexSearchPredicate.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/search/InvertedIndexSearchPredicate.java
index 4ee685b..3cf9066 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/search/InvertedIndexSearchPredicate.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/search/InvertedIndexSearchPredicate.java
@@ -22,6 +22,7 @@
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
 import org.apache.hyracks.storage.am.common.impls.AbstractSearchPredicate;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndexSearchModifier;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.common.MultiComparator;
 
@@ -31,21 +32,27 @@
     private ITupleReference queryTuple;
     private int queryFieldIndex;
     private final IBinaryTokenizer queryTokenizer;
+    private final IFullTextConfigEvaluator fullTextConfigEvaluator;
     private final IInvertedIndexSearchModifier searchModifier;
     // Keeps the information whether the given query is a full-text search or not.
     // We need to have this information to stop the search process since we don't allow a phrase search yet.
     private boolean isFullTextSearchQuery;
 
-    public InvertedIndexSearchPredicate(IBinaryTokenizer queryTokenizer, IInvertedIndexSearchModifier searchModifier) {
+    // Used for test only
+    public InvertedIndexSearchPredicate(IBinaryTokenizer queryTokenizer,
+            IFullTextConfigEvaluator fullTextConfigEvaluator, IInvertedIndexSearchModifier searchModifier) {
         this.queryTokenizer = queryTokenizer;
+        this.fullTextConfigEvaluator = fullTextConfigEvaluator;
         this.searchModifier = searchModifier;
         this.isFullTextSearchQuery = false;
     }
 
-    public InvertedIndexSearchPredicate(IBinaryTokenizer queryTokenizer, IInvertedIndexSearchModifier searchModifier,
+    public InvertedIndexSearchPredicate(IBinaryTokenizer queryTokenizer,
+            IFullTextConfigEvaluator fullTextConfigEvaluator, IInvertedIndexSearchModifier searchModifier,
             ITupleReference minFilterTuple, ITupleReference maxFilterTuple, boolean isFullTextSearchQuery) {
         super(minFilterTuple, maxFilterTuple);
         this.queryTokenizer = queryTokenizer;
+        this.fullTextConfigEvaluator = fullTextConfigEvaluator;
         this.searchModifier = searchModifier;
         this.isFullTextSearchQuery = isFullTextSearchQuery;
     }
@@ -82,6 +89,10 @@
         return queryTokenizer;
     }
 
+    public IFullTextConfigEvaluator getFullTextConfigEvaluator() {
+        return fullTextConfigEvaluator;
+    }
+
     @Override
     public MultiComparator getLowKeyComparator() {
         // TODO: This doesn't make sense for an inverted index. Change ISearchPredicate interface.
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/DelimitedUTF8StringBinaryTokenizer.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/DelimitedUTF8StringBinaryTokenizer.java
index 3a5224c..df06525 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/DelimitedUTF8StringBinaryTokenizer.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/DelimitedUTF8StringBinaryTokenizer.java
@@ -19,6 +19,7 @@
 
 package org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers;
 
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.TokenizerInfo.TokenizerType;
 import org.apache.hyracks.util.string.UTF8StringUtil;
 
@@ -51,6 +52,8 @@
         return byteIndex < sentenceEndOffset;
     }
 
+    // ToDo: current solution (where a white list defined for non-separator chars) is not suitable for double-surrogate utf-8 chars
+    // which are always judged as separators
     public static boolean isSeparator(char c) {
         return !(Character.isLetterOrDigit(c) || Character.getType(c) == Character.OTHER_LETTER
                 || Character.getType(c) == Character.OTHER_NUMBER);
@@ -119,4 +122,9 @@
     public TokenizerType getTokenizerType() {
         return TokenizerType.STRING;
     }
+
+    @Override
+    public TokenizerCategory getTokenizerCategory() {
+        return TokenizerCategory.WORD;
+    }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/IBinaryTokenizer.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/IBinaryTokenizer.java
index 6a7da02..0e7f30d 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/IBinaryTokenizer.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/IBinaryTokenizer.java
@@ -19,20 +19,24 @@
 
 package org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers;
 
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.TokenizerInfo.TokenizerType;
 
 public interface IBinaryTokenizer {
-    public IToken getToken();
+    IToken getToken();
 
-    public boolean hasNext();
+    boolean hasNext();
 
-    public void next();
+    void next();
 
-    public void reset(byte[] data, int start, int length);
+    void reset(byte[] data, int start, int length);
 
     // Get the total number of tokens
-    public short getTokensCount();
+    short getTokensCount();
 
-    // Get the tokenizer types
-    public TokenizerType getTokenizerType();
+    // Get the tokenizer types: String or List
+    TokenizerType getTokenizerType();
+
+    // WORD or NGRAM tokenizer
+    TokenizerCategory getTokenizerCategory();
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/NGramUTF8StringBinaryTokenizer.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/NGramUTF8StringBinaryTokenizer.java
index 711a82f..0ab1662 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/NGramUTF8StringBinaryTokenizer.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/NGramUTF8StringBinaryTokenizer.java
@@ -19,6 +19,7 @@
 
 package org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers;
 
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.TokenizerInfo.TokenizerType;
 import org.apache.hyracks.util.string.UTF8StringUtil;
 
@@ -136,4 +137,9 @@
     public TokenizerType getTokenizerType() {
         return TokenizerType.STRING;
     }
+
+    @Override
+    public TokenizerCategory getTokenizerCategory() {
+        return TokenizerCategory.NGRAM;
+    }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/InvertedIndexTokenizingTupleIterator.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/InvertedIndexTokenizingTupleIterator.java
index 4cf0c55..19d6f11 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/InvertedIndexTokenizingTupleIterator.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/InvertedIndexTokenizingTupleIterator.java
@@ -25,6 +25,7 @@
 import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleBuilder;
 import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleReference;
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
 
@@ -36,38 +37,43 @@
     protected final int invListFieldCount;
     protected final ArrayTupleBuilder tupleBuilder;
     protected final ArrayTupleReference tupleReference;
-    protected final IBinaryTokenizer tokenizer;
+    protected final IFullTextConfigEvaluator fullTextConfigEvaluator;
     protected ITupleReference inputTuple;
 
-    public InvertedIndexTokenizingTupleIterator(int tokensFieldCount, int invListFieldCount,
-            IBinaryTokenizer tokenizer) {
+    public InvertedIndexTokenizingTupleIterator(int tokensFieldCount, int invListFieldCount, IBinaryTokenizer tokenizer,
+            IFullTextConfigEvaluator fullTextConfigEvaluator) {
         this.invListFieldCount = invListFieldCount;
         this.tupleBuilder = new ArrayTupleBuilder(tokensFieldCount + invListFieldCount);
         this.tupleReference = new ArrayTupleReference();
-        this.tokenizer = tokenizer;
+        this.fullTextConfigEvaluator = fullTextConfigEvaluator;
+
+        // ToDo: check the codes in upper layer to see if we can remove tokenizer to use fullTextConfig instead
+        this.fullTextConfigEvaluator.setTokenizer(tokenizer);
     }
 
     public void reset(ITupleReference inputTuple) {
         this.inputTuple = inputTuple;
-        tokenizer.reset(inputTuple.getFieldData(DOC_FIELD_INDEX), inputTuple.getFieldStart(DOC_FIELD_INDEX),
-                inputTuple.getFieldLength(DOC_FIELD_INDEX));
+        fullTextConfigEvaluator.reset(inputTuple.getFieldData(DOC_FIELD_INDEX),
+                inputTuple.getFieldStart(DOC_FIELD_INDEX), inputTuple.getFieldLength(DOC_FIELD_INDEX));
     }
 
     public boolean hasNext() {
-        return tokenizer.hasNext();
+        return fullTextConfigEvaluator.hasNext();
     }
 
     public void next() throws HyracksDataException {
-        tokenizer.next();
-        IToken token = tokenizer.getToken();
+        fullTextConfigEvaluator.next();
+        IToken token = fullTextConfigEvaluator.getToken();
+
         tupleBuilder.reset();
-        // Add token field.
         try {
+            // Add token field.
             token.serializeToken(tupleBuilder.getFieldData());
         } catch (IOException e) {
             throw HyracksDataException.create(e);
         }
         tupleBuilder.addFieldEndOffset();
+
         // Add inverted-list element fields.
         for (int i = 0; i < invListFieldCount; i++) {
             tupleBuilder.addField(inputTuple.getFieldData(i + 1), inputTuple.getFieldStart(i + 1),
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/InvertedIndexUtils.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/InvertedIndexUtils.java
index a9a01e9..dcde832 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/InvertedIndexUtils.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/InvertedIndexUtils.java
@@ -52,6 +52,7 @@
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedListBuilder;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedListBuilderFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedListTupleReference;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndex;
 import org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndexDiskComponentFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndexFileManager;
@@ -83,18 +84,21 @@
             IPageManager virtualFreePageManager, ITypeTraits[] invListTypeTraits,
             IBinaryComparatorFactory[] invListCmpFactories, ITypeTraits[] tokenTypeTraits,
             IBinaryComparatorFactory[] tokenCmpFactories, IBinaryTokenizerFactory tokenizerFactory,
-            FileReference btreeFileRef) throws HyracksDataException {
+            IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory, FileReference btreeFileRef)
+            throws HyracksDataException {
         return new InMemoryInvertedIndex(memBufferCache, virtualFreePageManager, invListTypeTraits, invListCmpFactories,
-                tokenTypeTraits, tokenCmpFactories, tokenizerFactory, btreeFileRef);
+                tokenTypeTraits, tokenCmpFactories, tokenizerFactory, fullTextConfigEvaluatorFactory, btreeFileRef);
     }
 
     public static InMemoryInvertedIndex createPartitionedInMemoryBTreeInvertedindex(IBufferCache memBufferCache,
             IPageManager virtualFreePageManager, ITypeTraits[] invListTypeTraits,
             IBinaryComparatorFactory[] invListCmpFactories, ITypeTraits[] tokenTypeTraits,
             IBinaryComparatorFactory[] tokenCmpFactories, IBinaryTokenizerFactory tokenizerFactory,
-            FileReference btreeFileRef) throws HyracksDataException {
+            IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory, FileReference btreeFileRef)
+            throws HyracksDataException {
         return new PartitionedInMemoryInvertedIndex(memBufferCache, virtualFreePageManager, invListTypeTraits,
-                invListCmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory, btreeFileRef);
+                invListCmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
+                fullTextConfigEvaluatorFactory, btreeFileRef);
     }
 
     public static OnDiskInvertedIndex createOnDiskInvertedIndex(IIOManager ioManager, IBufferCache bufferCache,
@@ -138,8 +142,9 @@
             List<IVirtualBufferCache> virtualBufferCaches, ITypeTraits[] invListTypeTraits,
             IBinaryComparatorFactory[] invListCmpFactories, ITypeTraits[] tokenTypeTraits,
             IBinaryComparatorFactory[] tokenCmpFactories, IBinaryTokenizerFactory tokenizerFactory,
-            IBufferCache diskBufferCache, String absoluteOnDiskDir, double bloomFilterFalsePositiveRate,
-            ILSMMergePolicy mergePolicy, ILSMOperationTracker opTracker, ILSMIOOperationScheduler ioScheduler,
+            IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory, IBufferCache diskBufferCache,
+            String absoluteOnDiskDir, double bloomFilterFalsePositiveRate, ILSMMergePolicy mergePolicy,
+            ILSMOperationTracker opTracker, ILSMIOOperationScheduler ioScheduler,
             ILSMIOOperationCallbackFactory ioOpCallbackFactory, ILSMPageWriteCallbackFactory pageWriteCallbackFactory,
             int[] invertedIndexFields, ITypeTraits[] filterTypeTraits, IBinaryComparatorFactory[] filterCmpFactories,
             int[] filterFields, int[] filterFieldsForNonBulkLoadOps, int[] invertedIndexFieldsForNonBulkLoadOps,
@@ -179,17 +184,19 @@
 
         return new LSMInvertedIndex(ioManager, virtualBufferCaches, componentFactory, filterHelper, filterFrameFactory,
                 filterManager, bloomFilterFalsePositiveRate, diskBufferCache, fileManager, invListTypeTraits,
-                invListCmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory, mergePolicy, opTracker,
-                ioScheduler, ioOpCallbackFactory, pageWriteCallbackFactory, invertedIndexFields, filterFields,
-                filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, durable, tracer);
+                invListCmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
+                fullTextConfigEvaluatorFactory, mergePolicy, opTracker, ioScheduler, ioOpCallbackFactory,
+                pageWriteCallbackFactory, invertedIndexFields, filterFields, filterFieldsForNonBulkLoadOps,
+                invertedIndexFieldsForNonBulkLoadOps, durable, tracer);
     }
 
     public static PartitionedLSMInvertedIndex createPartitionedLSMInvertedIndex(IIOManager ioManager,
             List<IVirtualBufferCache> virtualBufferCaches, ITypeTraits[] invListTypeTraits,
             IBinaryComparatorFactory[] invListCmpFactories, ITypeTraits[] tokenTypeTraits,
             IBinaryComparatorFactory[] tokenCmpFactories, IBinaryTokenizerFactory tokenizerFactory,
-            IBufferCache diskBufferCache, String absoluteOnDiskDir, double bloomFilterFalsePositiveRate,
-            ILSMMergePolicy mergePolicy, ILSMOperationTracker opTracker, ILSMIOOperationScheduler ioScheduler,
+            IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory, IBufferCache diskBufferCache,
+            String absoluteOnDiskDir, double bloomFilterFalsePositiveRate, ILSMMergePolicy mergePolicy,
+            ILSMOperationTracker opTracker, ILSMIOOperationScheduler ioScheduler,
             ILSMIOOperationCallbackFactory ioOpCallbackFactory, ILSMPageWriteCallbackFactory pageWriteCallbackFactory,
             int[] invertedIndexFields, ITypeTraits[] filterTypeTraits, IBinaryComparatorFactory[] filterCmpFactories,
             int[] filterFields, int[] filterFieldsForNonBulkLoadOps, int[] invertedIndexFieldsForNonBulkLoadOps,
@@ -229,8 +236,9 @@
         return new PartitionedLSMInvertedIndex(ioManager, virtualBufferCaches, componentFactory, filterHelper,
                 filterFrameFactory, filterManager, bloomFilterFalsePositiveRate, diskBufferCache, fileManager,
                 invListTypeTraits, invListCmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
-                mergePolicy, opTracker, ioScheduler, ioOpCallbackFactory, pageWriteCallbackFactory, invertedIndexFields,
-                filterFields, filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, durable, tracer);
+                fullTextConfigEvaluatorFactory, mergePolicy, opTracker, ioScheduler, ioOpCallbackFactory,
+                pageWriteCallbackFactory, invertedIndexFields, filterFields, filterFieldsForNonBulkLoadOps,
+                invertedIndexFieldsForNonBulkLoadOps, durable, tracer);
     }
 
     public static boolean checkTypeTraitsAllFixed(ITypeTraits[] typeTraits) {
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/PartitionedInvertedIndexTokenizingTupleIterator.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/PartitionedInvertedIndexTokenizingTupleIterator.java
index c44dffb..783afc6 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/PartitionedInvertedIndexTokenizingTupleIterator.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/PartitionedInvertedIndexTokenizingTupleIterator.java
@@ -23,6 +23,7 @@
 
 import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizer;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IToken;
 
@@ -32,28 +33,33 @@
     protected short numTokens = 0;
 
     public PartitionedInvertedIndexTokenizingTupleIterator(int tokensFieldCount, int invListFieldCount,
-            IBinaryTokenizer tokenizer) {
-        super(tokensFieldCount, invListFieldCount, tokenizer);
+            IBinaryTokenizer tokenizer, IFullTextConfigEvaluator fullTextConfigEvaluator) {
+        super(tokensFieldCount, invListFieldCount, tokenizer, fullTextConfigEvaluator);
     }
 
+    @Override
     public void reset(ITupleReference inputTuple) {
         super.reset(inputTuple);
         // Run through the tokenizer once to get the total number of tokens.
         numTokens = 0;
-        while (tokenizer.hasNext()) {
-            tokenizer.next();
+        while (fullTextConfigEvaluator.hasNext()) {
+            fullTextConfigEvaluator.next();
             numTokens++;
         }
         super.reset(inputTuple);
     }
 
+    @Override
     public void next() throws HyracksDataException {
-        tokenizer.next();
-        IToken token = tokenizer.getToken();
+        fullTextConfigEvaluator.next();
+        IToken token = fullTextConfigEvaluator.getToken();
+
         tupleBuilder.reset();
         try {
             // Add token field.
             token.serializeToken(tupleBuilder.getFieldData());
+
+            // Different from super.next(): here we write the numTokens
             tupleBuilder.addFieldEndOffset();
             // Add field with number of tokens.
             tupleBuilder.getDataOutput().writeShort(numTokens);
@@ -61,6 +67,7 @@
         } catch (IOException e) {
             throw HyracksDataException.create(e);
         }
+
         // Add inverted-list element fields.
         for (int i = 0; i < invListFieldCount; i++) {
             tupleBuilder.addField(inputTuple.getFieldData(i + 1), inputTuple.getFieldStart(i + 1),
diff --git a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/pom.xml b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/pom.xml
index 4934660..aac8b50 100644
--- a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/pom.xml
+++ b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/pom.xml
@@ -116,6 +116,10 @@
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-api</artifactId>
     </dependency>
+    <dependency>
+      <groupId>com.google.guava</groupId>
+      <artifactId>guava</artifactId>
+    </dependency>
   </dependencies>
 
 </project>
diff --git a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/multithread/LSMInvertedIndexTestWorker.java b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/multithread/LSMInvertedIndexTestWorker.java
index 2fcd96f..9818147 100644
--- a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/multithread/LSMInvertedIndexTestWorker.java
+++ b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/multithread/LSMInvertedIndexTestWorker.java
@@ -43,6 +43,7 @@
 import org.apache.hyracks.storage.am.common.impls.IndexAccessParameters;
 import org.apache.hyracks.storage.am.config.AccessMethodTestsConfig;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndexSearchModifier;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.FullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndex;
 import org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndexAccessor;
 import org.apache.hyracks.storage.am.lsm.invertedindex.search.ConjunctiveSearchModifier;
@@ -90,6 +91,7 @@
         IBinaryTokenizerFactory tokenizerFactory = invIndex.getTokenizerFactory();
         int searchModifierIndex = Math.abs(rnd.nextInt()) % TEST_SEARCH_MODIFIERS.length;
         InvertedIndexSearchPredicate searchPred = new InvertedIndexSearchPredicate(tokenizerFactory.createTokenizer(),
+                FullTextConfigEvaluatorFactory.getDefaultFactory().createFullTextConfigEvaluator(),
                 TEST_SEARCH_MODIFIERS[searchModifierIndex]);
 
         switch (op) {
diff --git a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestContext.java b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestContext.java
index 524904f..3e8db34 100644
--- a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestContext.java
+++ b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestContext.java
@@ -51,6 +51,7 @@
 import org.apache.hyracks.storage.am.lsm.common.freepage.VirtualFreePageManager;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndex;
 import org.apache.hyracks.storage.am.lsm.invertedindex.common.LSMInvertedIndexTestHarness;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluatorFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.util.LSMInvertedIndexTestUtils.HyracksTaskTestContext;
 import org.apache.hyracks.storage.common.IIndex;
@@ -127,9 +128,10 @@
 
     public static LSMInvertedIndexTestContext create(LSMInvertedIndexTestHarness harness,
             ISerializerDeserializer[] fieldSerdes, int tokenFieldCount, IBinaryTokenizerFactory tokenizerFactory,
-            InvertedIndexType invIndexType, int[] invertedIndexFields, ITypeTraits[] filterTypeTraits,
-            IBinaryComparatorFactory[] filterCmpFactories, int[] filterFields, int[] filterFieldsForNonBulkLoadOps,
-            int[] invertedIndexFieldsForNonBulkLoadOps) throws HyracksDataException {
+            IFullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory, InvertedIndexType invIndexType,
+            int[] invertedIndexFields, ITypeTraits[] filterTypeTraits, IBinaryComparatorFactory[] filterCmpFactories,
+            int[] filterFields, int[] filterFieldsForNonBulkLoadOps, int[] invertedIndexFieldsForNonBulkLoadOps)
+            throws HyracksDataException {
         ITypeTraits[] allTypeTraits = SerdeUtils.serdesToTypeTraits(fieldSerdes);
         IOManager ioManager = harness.getIOManager();
         IBinaryComparatorFactory[] allCmpFactories =
@@ -157,7 +159,7 @@
                 invIndex = InvertedIndexUtils.createInMemoryBTreeInvertedindex(harness.getVirtualBufferCaches().get(0),
                         new VirtualFreePageManager(harness.getVirtualBufferCaches().get(0)), invListTypeTraits,
                         invListCmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
-                        ioManager.resolveAbsolutePath(harness.getOnDiskDir()));
+                        fullTextConfigEvaluatorFactory, ioManager.resolveAbsolutePath(harness.getOnDiskDir()));
                 break;
             }
             case PARTITIONED_INMEMORY: {
@@ -165,7 +167,7 @@
                         harness.getVirtualBufferCaches().get(0),
                         new VirtualFreePageManager(harness.getVirtualBufferCaches().get(0)), invListTypeTraits,
                         invListCmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
-                        ioManager.resolveAbsolutePath(harness.getOnDiskDir()));
+                        fullTextConfigEvaluatorFactory, ioManager.resolveAbsolutePath(harness.getOnDiskDir()));
                 break;
             }
             case ONDISK: {
@@ -183,8 +185,9 @@
             case LSM: {
                 invIndex = InvertedIndexUtils.createLSMInvertedIndex(ioManager, harness.getVirtualBufferCaches(),
                         invListTypeTraits, invListCmpFactories, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
-                        harness.getDiskBufferCache(), harness.getOnDiskDir(), harness.getBoomFilterFalsePositiveRate(),
-                        harness.getMergePolicy(), harness.getOperationTracker(), harness.getIOScheduler(),
+                        fullTextConfigEvaluatorFactory, harness.getDiskBufferCache(), harness.getOnDiskDir(),
+                        harness.getBoomFilterFalsePositiveRate(), harness.getMergePolicy(),
+                        harness.getOperationTracker(), harness.getIOScheduler(),
                         harness.getIOOperationCallbackFactory(), harness.getPageWriteCallbackFactory(),
                         invertedIndexFields, filterTypeTraits, filterCmpFactories, filterFields,
                         filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, true,
@@ -196,9 +199,9 @@
             case PARTITIONED_LSM: {
                 invIndex = InvertedIndexUtils.createPartitionedLSMInvertedIndex(ioManager,
                         harness.getVirtualBufferCaches(), invListTypeTraits, invListCmpFactories, tokenTypeTraits,
-                        tokenCmpFactories, tokenizerFactory, harness.getDiskBufferCache(), harness.getOnDiskDir(),
-                        harness.getBoomFilterFalsePositiveRate(), harness.getMergePolicy(),
-                        harness.getOperationTracker(), harness.getIOScheduler(),
+                        tokenCmpFactories, tokenizerFactory, fullTextConfigEvaluatorFactory,
+                        harness.getDiskBufferCache(), harness.getOnDiskDir(), harness.getBoomFilterFalsePositiveRate(),
+                        harness.getMergePolicy(), harness.getOperationTracker(), harness.getIOScheduler(),
                         harness.getIOOperationCallbackFactory(), harness.getPageWriteCallbackFactory(),
                         invertedIndexFields, filterTypeTraits, filterCmpFactories, filterFields,
                         filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps, true,
@@ -217,7 +220,8 @@
             case ONDISK:
             case LSM: {
                 indexTupleIter = new InvertedIndexTokenizingTupleIterator(invIndex.getTokenTypeTraits().length,
-                        invIndex.getInvListTypeTraits().length, tokenizerFactory.createTokenizer());
+                        invIndex.getInvListTypeTraits().length, tokenizerFactory.createTokenizer(),
+                        fullTextConfigEvaluatorFactory.createFullTextConfigEvaluator());
                 break;
             }
             case PARTITIONED_INMEMORY:
@@ -225,7 +229,8 @@
             case PARTITIONED_LSM: {
                 indexTupleIter =
                         new PartitionedInvertedIndexTokenizingTupleIterator(invIndex.getTokenTypeTraits().length,
-                                invIndex.getInvListTypeTraits().length, tokenizerFactory.createTokenizer());
+                                invIndex.getInvListTypeTraits().length, tokenizerFactory.createTokenizer(),
+                                fullTextConfigEvaluatorFactory.createFullTextConfigEvaluator());
                 break;
             }
             default: {
diff --git a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestUtils.java b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestUtils.java
index a5e47b5..3cc0913 100644
--- a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestUtils.java
+++ b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestUtils.java
@@ -88,6 +88,9 @@
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndexSearchModifier;
 import org.apache.hyracks.storage.am.lsm.invertedindex.api.IInvertedListCursor;
 import org.apache.hyracks.storage.am.lsm.invertedindex.common.LSMInvertedIndexTestHarness;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.FullTextConfigEvaluatorFactory;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.IFullTextConfigEvaluator;
+import org.apache.hyracks.storage.am.lsm.invertedindex.fulltext.TokenizerCategory;
 import org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndexAccessor;
 import org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndexMergeCursor;
 import org.apache.hyracks.storage.am.lsm.invertedindex.search.InvertedIndexSearchPredicate;
@@ -113,11 +116,16 @@
 import org.apache.hyracks.util.IThreadStatsCollector;
 import org.apache.hyracks.util.ThreadStats;
 
+import com.google.common.collect.ImmutableList;
+
 @SuppressWarnings("rawtypes")
 public class LSMInvertedIndexTestUtils {
 
     public static final int TEST_GRAM_LENGTH = 3;
 
+    public static FullTextConfigEvaluatorFactory fullTextConfigEvaluatorFactory =
+            new FullTextConfigEvaluatorFactory("test_config", TokenizerCategory.WORD, ImmutableList.of());
+
     public static TupleGenerator createStringDocumentTupleGen(Random rnd) throws IOException {
         IFieldValueGenerator[] fieldGens = new IFieldValueGenerator[2];
         fieldGens[0] = new DocumentStringFieldValueGenerator(2, 10, 10000, rnd);
@@ -196,8 +204,9 @@
         ITokenFactory tokenFactory = new UTF8WordTokenFactory();
         IBinaryTokenizerFactory tokenizerFactory =
                 new DelimitedUTF8StringBinaryTokenizerFactory(true, false, tokenFactory);
-        LSMInvertedIndexTestContext testCtx = LSMInvertedIndexTestContext.create(harness, fieldSerdes,
-                fieldSerdes.length - 1, tokenizerFactory, invIndexType, null, null, null, null, null, null);
+        LSMInvertedIndexTestContext testCtx =
+                LSMInvertedIndexTestContext.create(harness, fieldSerdes, fieldSerdes.length - 1, tokenizerFactory,
+                        fullTextConfigEvaluatorFactory, invIndexType, null, null, null, null, null, null);
         return testCtx;
     }
 
@@ -207,8 +216,9 @@
         ITokenFactory tokenFactory = new HashedUTF8WordTokenFactory();
         IBinaryTokenizerFactory tokenizerFactory =
                 new DelimitedUTF8StringBinaryTokenizerFactory(true, false, tokenFactory);
-        LSMInvertedIndexTestContext testCtx = LSMInvertedIndexTestContext.create(harness, fieldSerdes,
-                fieldSerdes.length - 1, tokenizerFactory, invIndexType, null, null, null, null, null, null);
+        LSMInvertedIndexTestContext testCtx =
+                LSMInvertedIndexTestContext.create(harness, fieldSerdes, fieldSerdes.length - 1, tokenizerFactory,
+                        fullTextConfigEvaluatorFactory, invIndexType, null, null, null, null, null, null);
         return testCtx;
     }
 
@@ -218,8 +228,9 @@
         ITokenFactory tokenFactory = new UTF8NGramTokenFactory();
         IBinaryTokenizerFactory tokenizerFactory =
                 new NGramUTF8StringBinaryTokenizerFactory(TEST_GRAM_LENGTH, true, true, false, tokenFactory);
-        LSMInvertedIndexTestContext testCtx = LSMInvertedIndexTestContext.create(harness, fieldSerdes,
-                fieldSerdes.length - 1, tokenizerFactory, invIndexType, null, null, null, null, null, null);
+        LSMInvertedIndexTestContext testCtx =
+                LSMInvertedIndexTestContext.create(harness, fieldSerdes, fieldSerdes.length - 1, tokenizerFactory,
+                        fullTextConfigEvaluatorFactory, invIndexType, null, null, null, null, null, null);
         return testCtx;
     }
 
@@ -229,8 +240,9 @@
         ITokenFactory tokenFactory = new HashedUTF8NGramTokenFactory();
         IBinaryTokenizerFactory tokenizerFactory =
                 new NGramUTF8StringBinaryTokenizerFactory(TEST_GRAM_LENGTH, true, true, false, tokenFactory);
-        LSMInvertedIndexTestContext testCtx = LSMInvertedIndexTestContext.create(harness, fieldSerdes,
-                fieldSerdes.length - 1, tokenizerFactory, invIndexType, null, null, null, null, null, null);
+        LSMInvertedIndexTestContext testCtx =
+                LSMInvertedIndexTestContext.create(harness, fieldSerdes, fieldSerdes.length - 1, tokenizerFactory,
+                        fullTextConfigEvaluatorFactory, invIndexType, null, null, null, null, null, null);
         return testCtx;
     }
 
@@ -561,7 +573,10 @@
         iap.getParameters().put(HyracksConstants.HYRACKS_TASK_CONTEXT, ctx);
         IInvertedIndexAccessor accessor = (IInvertedIndexAccessor) invIndex.createAccessor(iap);
         IBinaryTokenizer tokenizer = testCtx.getTokenizerFactory().createTokenizer();
-        InvertedIndexSearchPredicate searchPred = new InvertedIndexSearchPredicate(tokenizer, searchModifier);
+        IFullTextConfigEvaluator fullTextConfigEvaluator =
+                fullTextConfigEvaluatorFactory.createFullTextConfigEvaluator();
+        InvertedIndexSearchPredicate searchPred =
+                new InvertedIndexSearchPredicate(tokenizer, fullTextConfigEvaluator, searchModifier);
         List<ITupleReference> documentCorpus = testCtx.getDocumentCorpus();
         // Project away the primary-key field.
         int[] fieldPermutation = new int[] { 0 };
diff --git a/hyracks-fullstack/hyracks/hyracks-util/src/main/java/org/apache/hyracks/util/string/UTF8StringUtil.java b/hyracks-fullstack/hyracks/hyracks-util/src/main/java/org/apache/hyracks/util/string/UTF8StringUtil.java
index f96ed72..e83aedb 100644
--- a/hyracks-fullstack/hyracks/hyracks-util/src/main/java/org/apache/hyracks/util/string/UTF8StringUtil.java
+++ b/hyracks-fullstack/hyracks/hyracks-util/src/main/java/org/apache/hyracks/util/string/UTF8StringUtil.java
@@ -618,6 +618,10 @@
         int count = 0;
 
         for (int i = 0; i < strlen; i++) {
+            // ToDo: we shouldn't use str.charAt(i) to convert raw byte array to UTF-8 chars
+            // one UTF-8 char has at most four bytes, and one Java char we get via str.charAt(i) has 2 bytes
+            // In this case, a UTF-8 char may be consistent of 2 Java chars, and 1 Java char can be converted into 3 UTF-8 bytes
+            // For the emoji, it can be 6 bytes after encoded to UTF-8
             c = str.charAt(i);
             utflen += UTF8StringUtil.getModifiedUTF8Len(c);
         }