diff --git a/asterix-algebra/src/main/java/edu/uci/ics/asterix/algebra/operators/physical/InvertedIndexPOperator.java b/asterix-algebra/src/main/java/edu/uci/ics/asterix/algebra/operators/physical/InvertedIndexPOperator.java
index 56fc0e7..ef98581 100644
--- a/asterix-algebra/src/main/java/edu/uci/ics/asterix/algebra/operators/physical/InvertedIndexPOperator.java
+++ b/asterix-algebra/src/main/java/edu/uci/ics/asterix/algebra/operators/physical/InvertedIndexPOperator.java
@@ -16,6 +16,7 @@
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 
 import edu.uci.ics.asterix.common.config.AsterixStorageProperties;
 import edu.uci.ics.asterix.common.context.AsterixVirtualBufferCacheProvider;
@@ -69,6 +70,7 @@
 import edu.uci.ics.hyracks.dataflow.std.file.IFileSplitProvider;
 import edu.uci.ics.hyracks.storage.am.common.dataflow.IIndexDataflowHelperFactory;
 import edu.uci.ics.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.invertedindex.api.IInvertedIndexSearchModifierFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.invertedindex.dataflow.LSMInvertedIndexDataflowHelperFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.invertedindex.dataflow.LSMInvertedIndexSearchOperatorDescriptor;
@@ -216,18 +218,20 @@
             IIndexDataflowHelperFactory dataflowHelperFactory;
 
             AsterixStorageProperties storageProperties = AsterixAppContextInfo.getInstance().getStorageProperties();
+            Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(
+                    dataset, metadataProvider.getMetadataTxnContext());
             if (!isPartitioned) {
                 dataflowHelperFactory = new LSMInvertedIndexDataflowHelperFactory(
-                        new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                        AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, new SecondaryIndexOperationTrackerProvider(
+                        new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()), compactionInfo.first,
+                        compactionInfo.second, new SecondaryIndexOperationTrackerProvider(
                                 LSMInvertedIndexIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         storageProperties.getBloomFilterFalsePositiveRate());
             } else {
                 dataflowHelperFactory = new PartitionedLSMInvertedIndexDataflowHelperFactory(
-                        new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                        AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, new SecondaryIndexOperationTrackerProvider(
+                        new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()), compactionInfo.first,
+                        compactionInfo.second, new SecondaryIndexOperationTrackerProvider(
                                 LSMInvertedIndexIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/api/common/AsterixAppRuntimeContext.java b/asterix-app/src/main/java/edu/uci/ics/asterix/api/common/AsterixAppRuntimeContext.java
index 719ec37..16e3c14 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/api/common/AsterixAppRuntimeContext.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/api/common/AsterixAppRuntimeContext.java
@@ -28,7 +28,6 @@
 import edu.uci.ics.asterix.common.config.IAsterixPropertiesProvider;
 import edu.uci.ics.asterix.common.context.AsterixFileMapManager;
 import edu.uci.ics.asterix.common.context.DatasetLifecycleManager;
-import edu.uci.ics.asterix.common.context.PrefixMergePolicy;
 import edu.uci.ics.asterix.common.exceptions.ACIDException;
 import edu.uci.ics.asterix.common.exceptions.AsterixException;
 import edu.uci.ics.asterix.common.transactions.IAsterixAppRuntimeContextProvider;
@@ -44,10 +43,11 @@
 import edu.uci.ics.hyracks.api.lifecycle.LifeCycleComponentManager;
 import edu.uci.ics.hyracks.storage.am.common.api.IIndexLifecycleManager;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMOperationTracker;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import edu.uci.ics.hyracks.storage.am.lsm.common.impls.AsynchronousScheduler;
+import edu.uci.ics.hyracks.storage.am.lsm.common.impls.PrefixMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.common.buffercache.BufferCache;
 import edu.uci.ics.hyracks.storage.common.buffercache.ClockPageReplacementStrategy;
 import edu.uci.ics.hyracks.storage.common.buffercache.DelayPageCleanerPolicy;
@@ -66,6 +66,7 @@
 public class AsterixAppRuntimeContext implements IAsterixAppRuntimeContext, IAsterixPropertiesProvider {
     private static final int METADATA_IO_DEVICE_ID = 0;
 
+    private ILSMMergePolicyFactory metadataMergePolicyFactory;
     private final INCApplicationContext ncApplicationContext;
 
     private AsterixCompilerProperties compilerProperties;
@@ -79,7 +80,6 @@
     private IBufferCache bufferCache;
     private ITransactionSubsystem txnSubsystem;
 
-    private ILSMMergePolicy mergePolicy;
     private ILSMIOOperationScheduler lsmIOScheduler;
     private ILocalResourceRepository localResourceRepository;
     private ResourceIdFactory resourceIdFactory;
@@ -111,7 +111,8 @@
 
         AsynchronousScheduler.INSTANCE.init(ncApplicationContext.getThreadFactory());
         lsmIOScheduler = AsynchronousScheduler.INSTANCE;
-        mergePolicy = new PrefixMergePolicy(10485760, 5, this);//new ConstantMergePolicy(storageProperties.getLSMIndexMergeThreshold(), this);
+
+        metadataMergePolicyFactory = new PrefixMergePolicyFactory();
 
         ILocalResourceRepositoryFactory persistentLocalResourceRepositoryFactory = new PersistentLocalResourceRepositoryFactory(
                 ioManager);
@@ -120,7 +121,7 @@
         resourceIdFactory = (new ResourceIdFactoryProvider(localResourceRepository)).createResourceIdFactory();
         indexLifecycleManager = new DatasetLifecycleManager(storageProperties, localResourceRepository,
                 MetadataPrimaryIndexes.FIRST_AVAILABLE_USER_DATASET_ID);
-        IAsterixAppRuntimeContextProvider asterixAppRuntimeContextProvider = new AsterixAppRuntimeContextProdiverForRecovery(
+        IAsterixAppRuntimeContextProvider asterixAppRuntimeContextProvider = new AsterixAppRuntimeContextProviderForRecovery(
                 this);
         txnSubsystem = new TransactionSubsystem(ncApplicationContext.getNodeId(), asterixAppRuntimeContextProvider,
                 txnProperties);
@@ -162,10 +163,6 @@
         return indexLifecycleManager;
     }
 
-    public ILSMMergePolicy getLSMMergePolicy() {
-        return mergePolicy;
-    }
-
     public double getBloomFilterFalsePositiveRate() {
         return storageProperties.getBloomFilterFalsePositiveRate();
     }
@@ -224,4 +221,10 @@
     public ILSMOperationTracker getLSMBTreeOperationTracker(int datasetID) {
         return indexLifecycleManager.getOperationTracker(datasetID);
     }
+
+    @Override
+    public ILSMMergePolicyFactory getMetadataMergePolicyFactory() {
+        return metadataMergePolicyFactory;
+    }
+
 }
\ No newline at end of file
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/api/common/AsterixAppRuntimeContextProviderForRecovery.java b/asterix-app/src/main/java/edu/uci/ics/asterix/api/common/AsterixAppRuntimeContextProviderForRecovery.java
index ee9dfae..f94b52c 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/api/common/AsterixAppRuntimeContextProviderForRecovery.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/api/common/AsterixAppRuntimeContextProviderForRecovery.java
@@ -16,6 +16,7 @@
 
 import java.util.List;
 
+import edu.uci.ics.asterix.common.api.IAsterixAppRuntimeContext;
 import edu.uci.ics.asterix.common.transactions.IAsterixAppRuntimeContextProvider;
 import edu.uci.ics.asterix.common.transactions.ITransactionSubsystem;
 import edu.uci.ics.asterix.transaction.management.service.transaction.AsterixRuntimeComponentsProvider;
@@ -23,7 +24,6 @@
 import edu.uci.ics.hyracks.storage.am.common.api.IIndexLifecycleManager;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackProvider;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMOperationTracker;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import edu.uci.ics.hyracks.storage.common.buffercache.IBufferCache;
@@ -65,11 +65,6 @@
     }
 
     @Override
-    public ILSMMergePolicy getLSMMergePolicy() {
-        return asterixAppRuntimeContext.getLSMMergePolicy();
-    }
-
-    @Override
     public ILSMIOOperationScheduler getLSMIOScheduler() {
         return asterixAppRuntimeContext.getLSMIOScheduler();
     }
@@ -118,4 +113,9 @@
     public ILSMOperationTracker getLSMBTreeOperationTracker(int datasetID) {
         return asterixAppRuntimeContext.getLSMBTreeOperationTracker(datasetID);
     }
+
+    @Override
+    public IAsterixAppRuntimeContext getAppContext() {
+        return asterixAppRuntimeContext;
+    }
 }
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/aql/translator/AqlTranslator.java b/asterix-app/src/main/java/edu/uci/ics/asterix/aql/translator/AqlTranslator.java
index 68a41a2..929465a 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/aql/translator/AqlTranslator.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/aql/translator/AqlTranslator.java
@@ -75,7 +75,9 @@
 import edu.uci.ics.asterix.metadata.MetadataManager;
 import edu.uci.ics.asterix.metadata.MetadataTransactionContext;
 import edu.uci.ics.asterix.metadata.api.IMetadataEntity;
+import edu.uci.ics.asterix.metadata.bootstrap.MetadataConstants;
 import edu.uci.ics.asterix.metadata.declared.AqlMetadataProvider;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
 import edu.uci.ics.asterix.metadata.entities.Datatype;
 import edu.uci.ics.asterix.metadata.entities.Dataverse;
@@ -118,6 +120,7 @@
 import edu.uci.ics.hyracks.api.job.JobId;
 import edu.uci.ics.hyracks.api.job.JobSpecification;
 import edu.uci.ics.hyracks.dataflow.std.file.FileSplit;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 
 /*
  * Provides functionality for executing a batch of AQL statements (queries included)
@@ -366,6 +369,23 @@
         }
     }
 
+    private void validateCompactionPolicy(String compactionPolicy, Map<String, String> compactionPolicyProperties,
+            MetadataTransactionContext mdTxnCtx) throws AsterixException, Exception {
+        CompactionPolicy compactionPolicyEntity = MetadataManager.INSTANCE.getCompactionPolicy(mdTxnCtx,
+                MetadataConstants.METADATA_DATAVERSE_NAME, compactionPolicy);
+        if (compactionPolicyEntity == null) {
+            throw new AsterixException("Unknown compaction policy :" + compactionPolicy);
+        }
+        String compactionPolicyFactoryClassName = compactionPolicyEntity.getClassName();
+        ILSMMergePolicyFactory mergePolicyFactory = (ILSMMergePolicyFactory) Class.forName(
+                compactionPolicyFactoryClassName).newInstance();
+        for (Map.Entry<String, String> entry : compactionPolicyProperties.entrySet()) {
+            if (!mergePolicyFactory.getPropertiesNames().contains(entry.getKey())) {
+                throw new AsterixException("Invalid compaction policy property :" + entry.getKey());
+            }
+        }
+    }
+
     private void handleCreateDatasetStatement(AqlMetadataProvider metadataProvider, Statement stmt,
             IHyracksClientConnection hcc) throws AsterixException, Exception {
 
@@ -413,9 +433,18 @@
                     ARecordType aRecordType = (ARecordType) itemType;
                     aRecordType.validatePartitioningExpressions(partitioningExprs);
                     String ngName = ((InternalDetailsDecl) dd.getDatasetDetailsDecl()).getNodegroupName().getValue();
+                    String compactionPolicy = ((InternalDetailsDecl) dd.getDatasetDetailsDecl()).getCompactionPolicy();
+                    Map<String, String> compactionPolicyProperties = ((InternalDetailsDecl) dd.getDatasetDetailsDecl())
+                            .getCompactionPolicyProperties();
+                    if (compactionPolicy == null) {
+                        compactionPolicy = GlobalConfig.DEFAULT_COMPACTION_POLICY_NAME;
+                        compactionPolicyProperties = GlobalConfig.DEFAULT_COMPACTION_POLICY_PROPERTIES;
+                    } else {
+                        validateCompactionPolicy(compactionPolicy, compactionPolicyProperties, mdTxnCtx);
+                    }
                     datasetDetails = new InternalDatasetDetails(InternalDatasetDetails.FileStructure.BTREE,
                             InternalDatasetDetails.PartitioningStrategy.HASH, partitioningExprs, partitioningExprs,
-                            ngName);
+                            ngName, compactionPolicy, compactionPolicyProperties);
                     break;
                 }
                 case EXTERNAL: {
@@ -438,9 +467,20 @@
                     Map<String, String> configuration = ((FeedDetailsDecl) dd.getDatasetDetailsDecl())
                             .getConfiguration();
                     FunctionSignature signature = ((FeedDetailsDecl) dd.getDatasetDetailsDecl()).getFunctionSignature();
+                    String compactionPolicy = ((FeedDetailsDecl) dd.getDatasetDetailsDecl()).getCompactionPolicy();
+                    Map<String, String> compactionPolicyProperties = ((FeedDetailsDecl) dd.getDatasetDetailsDecl())
+                            .getCompactionPolicyProperties();
+                    if (compactionPolicy == null) {
+                        compactionPolicy = GlobalConfig.DEFAULT_COMPACTION_POLICY_NAME;
+                        compactionPolicyProperties = GlobalConfig.DEFAULT_COMPACTION_POLICY_PROPERTIES;
+                    } else {
+                        validateCompactionPolicy(compactionPolicy, compactionPolicyProperties, mdTxnCtx);
+                    }
                     datasetDetails = new FeedDatasetDetails(InternalDatasetDetails.FileStructure.BTREE,
                             InternalDatasetDetails.PartitioningStrategy.HASH, partitioningExprs, partitioningExprs,
-                            ngName, adapter, configuration, signature, FeedDatasetDetails.FeedState.INACTIVE.toString());
+                            ngName, adapter, configuration, signature,
+                            FeedDatasetDetails.FeedState.INACTIVE.toString(), compactionPolicy,
+                            compactionPolicyProperties);
                     break;
                 }
             }
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/file/DatasetOperations.java b/asterix-app/src/main/java/edu/uci/ics/asterix/file/DatasetOperations.java
index edbae21..328cab4 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/file/DatasetOperations.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/file/DatasetOperations.java
@@ -19,6 +19,7 @@
 import java.io.IOException;
 import java.rmi.RemoteException;
 import java.util.List;
+import java.util.Map;
 import java.util.logging.Logger;
 
 import edu.uci.ics.asterix.api.common.Job;
@@ -84,6 +85,7 @@
 import edu.uci.ics.hyracks.storage.am.common.dataflow.TreeIndexCreateOperatorDescriptor;
 import edu.uci.ics.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.btree.dataflow.LSMBTreeDataflowHelperFactory;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.common.dataflow.LSMTreeIndexCompactOperatorDescriptor;
 import edu.uci.ics.hyracks.storage.common.file.ILocalResourceFactoryProvider;
 import edu.uci.ics.hyracks.storage.common.file.LocalResource;
@@ -125,10 +127,12 @@
                 .splitProviderAndPartitionConstraintsForInternalOrFeedDataset(dataset.getDataverseName(), datasetName,
                         datasetName);
         AsterixStorageProperties storageProperties = AsterixAppContextInfo.getInstance().getStorageProperties();
+        Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(dataset,
+                metadataProvider.getMetadataTxnContext());
         IndexDropOperatorDescriptor primaryBtreeDrop = new IndexDropOperatorDescriptor(specPrimary,
                 AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                 splitsAndConstraint.first, new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(
-                        dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                        dataset.getDatasetId()), compactionInfo.first, compactionInfo.second,
                         new PrimaryIndexOperationTrackerProvider(dataset.getDatasetId()),
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
@@ -170,10 +174,13 @@
         }
         LOGGER.info("CREATING File Splits: " + sb.toString());
 
+        Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(dataset,
+                metadata.getMetadataTxnContext());
         AsterixStorageProperties storageProperties = AsterixAppContextInfo.getInstance().getStorageProperties();
         //prepare a LocalResourceMetadata which will be stored in NC's local resource repository
         ILocalResourceMetadata localResourceMetadata = new LSMBTreeLocalResourceMetadata(typeTraits,
-                comparatorFactories, blooFilterKeyFields, true, dataset.getDatasetId());
+                comparatorFactories, blooFilterKeyFields, true, dataset.getDatasetId(), compactionInfo.first,
+                compactionInfo.second);
         ILocalResourceFactoryProvider localResourceFactoryProvider = new PersistentLocalResourceFactoryProvider(
                 localResourceMetadata, LocalResource.LSMBTreeResource);
 
@@ -181,8 +188,8 @@
                 AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                 splitsAndConstraint.first, typeTraits, comparatorFactories, blooFilterKeyFields,
                 new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                        AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, new PrimaryIndexOperationTrackerProvider(
-                                dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                        compactionInfo.first, compactionInfo.second, new PrimaryIndexOperationTrackerProvider(dataset
+                                .getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, storageProperties
                                 .getBloomFilterFalsePositiveRate()), localResourceFactoryProvider,
                 NoOpOperationCallbackFactory.INSTANCE);
@@ -260,15 +267,16 @@
         long numElementsHint = metadataProvider.getCardinalityPerPartitionHint(dataset);
         AsterixStorageProperties storageProperties = AsterixAppContextInfo.getInstance().getStorageProperties();
         TreeIndexBulkLoadOperatorDescriptor btreeBulkLoad;
+        Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(dataset,
+                metadataProvider.getMetadataTxnContext());
         if (!loadStmt.alreadySorted()) {
             btreeBulkLoad = new TreeIndexBulkLoadOperatorDescriptor(spec,
                     AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                     AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, splitsAndConstraint.first, typeTraits,
                     comparatorFactories, blooFilterKeyFields, fieldPermutation, GlobalConfig.DEFAULT_BTREE_FILL_FACTOR,
                     true, numElementsHint, true, new LSMBTreeDataflowHelperFactory(
-                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                            AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
-                            new PrimaryIndexOperationTrackerProvider(dataset.getDatasetId()),
+                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()), compactionInfo.first,
+                            compactionInfo.second, new PrimaryIndexOperationTrackerProvider(dataset.getDatasetId()),
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             storageProperties.getBloomFilterFalsePositiveRate()), NoOpOperationCallbackFactory.INSTANCE);
@@ -292,9 +300,8 @@
                     AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, splitsAndConstraint.first, typeTraits,
                     comparatorFactories, blooFilterKeyFields, fieldPermutation, GlobalConfig.DEFAULT_BTREE_FILL_FACTOR,
                     true, numElementsHint, true, new LSMBTreeDataflowHelperFactory(
-                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                            AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
-                            new PrimaryIndexOperationTrackerProvider(dataset.getDatasetId()),
+                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()), compactionInfo.first,
+                            compactionInfo.second, new PrimaryIndexOperationTrackerProvider(dataset.getDatasetId()),
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             storageProperties.getBloomFilterFalsePositiveRate()), NoOpOperationCallbackFactory.INSTANCE);
@@ -388,11 +395,13 @@
 
         AsterixStorageProperties storageProperties = AsterixAppContextInfo.getInstance().getStorageProperties();
 
+        Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(dataset,
+                metadata.getMetadataTxnContext());
         LSMTreeIndexCompactOperatorDescriptor compactOp = new LSMTreeIndexCompactOperatorDescriptor(spec,
                 AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                 splitsAndConstraint.first, typeTraits, comparatorFactories, blooFilterKeyFields,
                 new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                        AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, new SecondaryIndexOperationTrackerProvider(
+                        compactionInfo.first, compactionInfo.second, new SecondaryIndexOperationTrackerProvider(
                                 LSMBTreeIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/file/IndexOperations.java b/asterix-app/src/main/java/edu/uci/ics/asterix/file/IndexOperations.java
index 60d7251..0ca95af 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/file/IndexOperations.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/file/IndexOperations.java
@@ -14,6 +14,8 @@
  */
 package edu.uci.ics.asterix.file;
 
+import java.util.Map;
+
 import edu.uci.ics.asterix.common.config.AsterixStorageProperties;
 import edu.uci.ics.asterix.common.config.OptimizationConfUtil;
 import edu.uci.ics.asterix.common.context.AsterixVirtualBufferCacheProvider;
@@ -22,6 +24,7 @@
 import edu.uci.ics.asterix.metadata.MetadataException;
 import edu.uci.ics.asterix.metadata.declared.AqlMetadataProvider;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
+import edu.uci.ics.asterix.metadata.utils.DatasetUtils;
 import edu.uci.ics.asterix.om.util.AsterixAppContextInfo;
 import edu.uci.ics.asterix.transaction.management.opcallbacks.SecondaryIndexOperationTrackerProvider;
 import edu.uci.ics.asterix.transaction.management.service.transaction.AsterixRuntimeComponentsProvider;
@@ -37,6 +40,7 @@
 import edu.uci.ics.hyracks.dataflow.std.file.IFileSplitProvider;
 import edu.uci.ics.hyracks.storage.am.common.dataflow.IndexDropOperatorDescriptor;
 import edu.uci.ics.hyracks.storage.am.lsm.btree.dataflow.LSMBTreeDataflowHelperFactory;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 
 public class IndexOperations {
 
@@ -74,10 +78,12 @@
         Pair<IFileSplitProvider, AlgebricksPartitionConstraint> splitsAndConstraint = metadataProvider
                 .splitProviderAndPartitionConstraintsForInternalOrFeedDataset(dataverseName, datasetName, indexName);
         AsterixStorageProperties storageProperties = AsterixAppContextInfo.getInstance().getStorageProperties();
+        Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(dataset,
+                metadataProvider.getMetadataTxnContext());
         IndexDropOperatorDescriptor btreeDrop = new IndexDropOperatorDescriptor(spec,
                 AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                 splitsAndConstraint.first, new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(
-                        dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                        dataset.getDatasetId()), compactionInfo.first, compactionInfo.second,
                         new SecondaryIndexOperationTrackerProvider(LSMBTreeIOOperationCallbackFactory.INSTANCE, dataset
                                 .getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryBTreeOperationsHelper.java b/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryBTreeOperationsHelper.java
index 71caad1..6695862 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryBTreeOperationsHelper.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryBTreeOperationsHelper.java
@@ -58,7 +58,7 @@
         //prepare a LocalResourceMetadata which will be stored in NC's local resource repository
         ILocalResourceMetadata localResourceMetadata = new LSMBTreeLocalResourceMetadata(
                 secondaryRecDesc.getTypeTraits(), secondaryComparatorFactories, secondaryBloomFilterKeyFields, true,
-                dataset.getDatasetId());
+                dataset.getDatasetId(), mergePolicyFactory, mergePolicyFactoryProperties);
         ILocalResourceFactoryProvider localResourceFactoryProvider = new PersistentLocalResourceFactoryProvider(
                 localResourceMetadata, LocalResource.LSMBTreeResource);
 
@@ -66,7 +66,7 @@
                 AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                 secondaryFileSplitProvider, secondaryRecDesc.getTypeTraits(), secondaryComparatorFactories,
                 secondaryBloomFilterKeyFields, new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(
-                        dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                        dataset.getDatasetId()), mergePolicyFactory, mergePolicyFactoryProperties,
                         new SecondaryIndexOperationTrackerProvider(LSMBTreeIOOperationCallbackFactory.INSTANCE, dataset
                                 .getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
@@ -107,7 +107,7 @@
                 spec,
                 numSecondaryKeys,
                 new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                        AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, new SecondaryIndexOperationTrackerProvider(
+                        mergePolicyFactory, mergePolicyFactoryProperties, new SecondaryIndexOperationTrackerProvider(
                                 LSMBTreeIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, storageProperties
@@ -137,7 +137,7 @@
                 AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                 secondaryFileSplitProvider, secondaryRecDesc.getTypeTraits(), secondaryComparatorFactories,
                 secondaryBloomFilterKeyFields, new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(
-                        dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                        dataset.getDatasetId()), mergePolicyFactory, mergePolicyFactoryProperties,
                         new SecondaryIndexOperationTrackerProvider(LSMBTreeIOOperationCallbackFactory.INSTANCE, dataset
                                 .getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryIndexOperationsHelper.java b/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryIndexOperationsHelper.java
index 0a830d6..d26b627 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryIndexOperationsHelper.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryIndexOperationsHelper.java
@@ -18,6 +18,7 @@
 import java.io.DataOutput;
 import java.io.IOException;
 import java.util.List;
+import java.util.Map;
 
 import edu.uci.ics.asterix.common.config.AsterixStorageProperties;
 import edu.uci.ics.asterix.common.config.DatasetConfig.DatasetType;
@@ -84,6 +85,7 @@
 import edu.uci.ics.hyracks.storage.am.common.dataflow.TreeIndexBulkLoadOperatorDescriptor;
 import edu.uci.ics.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.btree.dataflow.LSMBTreeDataflowHelperFactory;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 
 @SuppressWarnings("rawtypes")
 // TODO: We should eventually have a hierarchy of classes that can create all
@@ -117,6 +119,8 @@
     protected ICopyEvaluatorFactory[] secondaryFieldAccessEvalFactories;
 
     protected IAsterixPropertiesProvider propertiesProvider;
+    protected ILSMMergePolicyFactory mergePolicyFactory;
+    protected Map<String, String> mergePolicyFactoryProperties;
 
     // Prevent public construction. Should be created via createIndexCreator().
     protected SecondaryIndexOperationsHelper(PhysicalOptimizationConfig physOptConf,
@@ -144,7 +148,8 @@
             case SINGLE_PARTITION_NGRAM_INVIX:
             case LENGTH_PARTITIONED_WORD_INVIX:
             case LENGTH_PARTITIONED_NGRAM_INVIX: {
-                indexOperationsHelper = new SecondaryInvertedIndexOperationsHelper(physOptConf, asterixPropertiesProvider);
+                indexOperationsHelper = new SecondaryInvertedIndexOperationsHelper(physOptConf,
+                        asterixPropertiesProvider);
                 break;
             }
             default: {
@@ -192,6 +197,10 @@
         setPrimaryRecDescAndComparators();
         setSecondaryRecDescAndComparators(indexType, secondaryKeyFields, gramLength, metadataProvider);
         numElementsHint = metadataProvider.getCardinalityPerPartitionHint(dataset);
+        Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(dataset,
+                metadataProvider.getMetadataTxnContext());
+        mergePolicyFactory = compactionInfo.first;
+        mergePolicyFactoryProperties = compactionInfo.second;
     }
 
     protected void setPrimaryRecDescAndComparators() throws AlgebricksException {
@@ -296,7 +305,7 @@
                 primaryFileSplitProvider, primaryRecDesc.getTypeTraits(), primaryComparatorFactories,
                 primaryBloomFilterKeyFields, lowKeyFields, highKeyFields, true, true,
                 new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                        AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, new PrimaryIndexOperationTrackerProvider(
+                        mergePolicyFactory, mergePolicyFactoryProperties, new PrimaryIndexOperationTrackerProvider(
                                 dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         storageProperties.getBloomFilterFalsePositiveRate()), false, searchCallbackFactory);
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryInvertedIndexOperationsHelper.java b/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryInvertedIndexOperationsHelper.java
index c11122b..17a1304 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryInvertedIndexOperationsHelper.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryInvertedIndexOperationsHelper.java
@@ -171,7 +171,7 @@
         //prepare a LocalResourceMetadata which will be stored in NC's local resource repository
         ILocalResourceMetadata localResourceMetadata = new LSMInvertedIndexLocalResourceMetadata(invListsTypeTraits,
                 primaryComparatorFactories, tokenTypeTraits, tokenComparatorFactories, tokenizerFactory, isPartitioned,
-                dataset.getDatasetId());
+                dataset.getDatasetId(), mergePolicyFactory, mergePolicyFactoryProperties);
         ILocalResourceFactoryProvider localResourceFactoryProvider = new PersistentLocalResourceFactoryProvider(
                 localResourceMetadata, LocalResource.LSMInvertedIndexResource);
 
@@ -281,14 +281,14 @@
         AsterixStorageProperties storageProperties = propertiesProvider.getStorageProperties();
         if (!isPartitioned) {
             return new LSMInvertedIndexDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(
-                    dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                    dataset.getDatasetId()), mergePolicyFactory, mergePolicyFactoryProperties,
                     new SecondaryIndexOperationTrackerProvider(LSMInvertedIndexIOOperationCallbackFactory.INSTANCE,
                             dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                     AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                     storageProperties.getBloomFilterFalsePositiveRate());
         } else {
             return new PartitionedLSMInvertedIndexDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(
-                    dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                    dataset.getDatasetId()), mergePolicyFactory, mergePolicyFactoryProperties,
                     new SecondaryIndexOperationTrackerProvider(LSMInvertedIndexIOOperationCallbackFactory.INSTANCE,
                             dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                     AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
diff --git a/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryRTreeOperationsHelper.java b/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryRTreeOperationsHelper.java
index bd4917c..210e5b6 100644
--- a/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryRTreeOperationsHelper.java
+++ b/asterix-app/src/main/java/edu/uci/ics/asterix/file/SecondaryRTreeOperationsHelper.java
@@ -82,7 +82,8 @@
         ILocalResourceMetadata localResourceMetadata = new LSMRTreeLocalResourceMetadata(
                 secondaryRecDesc.getTypeTraits(), secondaryComparatorFactories, primaryComparatorFactories,
                 valueProviderFactories, RTreePolicyType.RTREE, AqlMetadataProvider.proposeLinearizer(keyType,
-                        secondaryComparatorFactories.length), dataset.getDatasetId());
+                        secondaryComparatorFactories.length), dataset.getDatasetId(), mergePolicyFactory,
+                mergePolicyFactoryProperties);
         ILocalResourceFactoryProvider localResourceFactoryProvider = new PersistentLocalResourceFactoryProvider(
                 localResourceMetadata, LocalResource.LSMRTreeResource);
 
@@ -91,7 +92,7 @@
                 secondaryFileSplitProvider, secondaryRecDesc.getTypeTraits(), secondaryComparatorFactories, null,
                 new LSMRTreeDataflowHelperFactory(valueProviderFactories, RTreePolicyType.RTREE,
                         primaryComparatorFactories, new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                        AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, new SecondaryIndexOperationTrackerProvider(
+                        mergePolicyFactory, mergePolicyFactoryProperties, new SecondaryIndexOperationTrackerProvider(
                                 LSMRTreeIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, AqlMetadataProvider.proposeLinearizer(
@@ -176,7 +177,7 @@
                 numNestedSecondaryKeyFields,
                 new LSMRTreeDataflowHelperFactory(valueProviderFactories, RTreePolicyType.RTREE,
                         primaryComparatorFactories, new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                        AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, new SecondaryIndexOperationTrackerProvider(
+                        mergePolicyFactory, mergePolicyFactoryProperties, new SecondaryIndexOperationTrackerProvider(
                                 LSMRTreeIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, AqlMetadataProvider.proposeLinearizer(
@@ -207,7 +208,7 @@
                 secondaryFileSplitProvider, secondaryRecDesc.getTypeTraits(), secondaryComparatorFactories,
                 secondaryBloomFilterKeyFields, new LSMRTreeDataflowHelperFactory(valueProviderFactories,
                         RTreePolicyType.RTREE, primaryComparatorFactories, new AsterixVirtualBufferCacheProvider(
-                                dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                                dataset.getDatasetId()), mergePolicyFactory, mergePolicyFactoryProperties,
                         new SecondaryIndexOperationTrackerProvider(LSMRTreeIOOperationCallbackFactory.INSTANCE, dataset
                                 .getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                         AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, AqlMetadataProvider.proposeLinearizer(
diff --git a/asterix-app/src/main/resources/asterix-build-configuration.xml b/asterix-app/src/main/resources/asterix-build-configuration.xml
index 9c4d15b..7a91205 100644
--- a/asterix-app/src/main/resources/asterix-build-configuration.xml
+++ b/asterix-app/src/main/resources/asterix-build-configuration.xml
@@ -31,6 +31,21 @@
 		<description>Log level for running tests/build</description>
 	</property>
 	<property>
+		<name>storage.buffercache.pagesize</name>
+		<value>32768</value>
+		<description>The page size in bytes for pages in the buffer cache.
+			(Default = "32768" // 32KB)
+		</description>
+	</property>
+	<property>
+		<name>storage.buffercache.size</name>
+		<value>33554432</value>
+		<description>The size of memory allocated to the disk buffer cache.
+			The value should be a multiple of the buffer cache page size(Default
+			= "33554432" // 32MB)
+		</description>
+	</property>
+	<property>
 		<name>storage.memorycomponent.numpages</name>
 		<value>8</value>
 		<description>The number of pages to allocate for a memory component.
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.1.ddl.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.1.ddl.aql
new file mode 100644
index 0000000..f96f04f
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.1.ddl.aql
@@ -0,0 +1,36 @@
+/* 
+ * Test case Name  : compact-dataset-and-its-indexes.aql
+ * Description     : This test is intended to test the compact statement which merge the disk components of a dataset and
+ * all of its indexes.
+ * Expected Result : Success
+ * Date            : Sep 19 2013
+ */
+ 
+drop dataverse test if exists;
+create dataverse test;
+
+use dataverse test;
+
+create type LineItemType as closed {
+  l_orderkey: int32, 
+  l_partkey: int32, 
+  l_suppkey: int32, 
+  l_linenumber: int32, 
+  l_quantity: int32, 
+  l_extendedprice: double,
+  l_discount: double, 
+  l_tax: double,
+  l_returnflag: string, 
+  l_linestatus: string, 
+  l_shipdate: string,
+  l_commitdate: string, 
+  l_receiptdate: string, 
+  l_shipinstruct: string, 
+  l_shipmode: string, 
+  l_comment: string
+}
+
+create dataset LineItem(LineItemType)
+  primary key l_orderkey, l_linenumber using compaction policy constant
+(("num-components"="2"));
+
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.2.update.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.2.update.aql
new file mode 100644
index 0000000..169c6dc
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.2.update.aql
@@ -0,0 +1,6 @@
+use dataverse test;
+
+load dataset LineItem 
+using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter"
+(("path"="nc1://data/tpch0.001/lineitem.tbl"),("format"="delimited-text"),("delimiter"="|")) pre-sorted;
+
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.3.ddl.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.3.ddl.aql
new file mode 100644
index 0000000..a3572c4
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.3.ddl.aql
@@ -0,0 +1,5 @@
+use dataverse test;
+
+create index idx_LineItem_partkey on LineItem(l_linenumber);
+create index idx_LineItem_suppkey on LineItem(l_suppkey);
+
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.4.update.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.4.update.aql
new file mode 100644
index 0000000..c3bc7d7
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.4.update.aql
@@ -0,0 +1,5 @@
+use dataverse test;
+
+delete $l from dataset LineItem where $l.l_suppkey>=2 or $l.l_linenumber>1;
+
+compact dataset LineItem;
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.5.query.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.5.query.aql
new file mode 100644
index 0000000..69912f9
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-constant-merge-policy/using-constant-merge-policy.5.query.aql
@@ -0,0 +1,6 @@
+use dataverse test;
+     
+for $c in dataset('LineItem')
+where $c.l_suppkey<150
+order by $c.l_orderkey, $c.l_linenumber
+return $c
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.1.ddl.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.1.ddl.aql
new file mode 100644
index 0000000..53390af
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.1.ddl.aql
@@ -0,0 +1,36 @@
+/* 
+ * Test case Name  : compact-dataset-and-its-indexes.aql
+ * Description     : This test is intended to test the compact statement which merge the disk components of a dataset and
+ * all of its indexes.
+ * Expected Result : Success
+ * Date            : Sep 19 2013
+ */
+ 
+drop dataverse test if exists;
+create dataverse test;
+
+use dataverse test;
+
+create type LineItemType as closed {
+  l_orderkey: int32, 
+  l_partkey: int32, 
+  l_suppkey: int32, 
+  l_linenumber: int32, 
+  l_quantity: int32, 
+  l_extendedprice: double,
+  l_discount: double, 
+  l_tax: double,
+  l_returnflag: string, 
+  l_linestatus: string, 
+  l_shipdate: string,
+  l_commitdate: string, 
+  l_receiptdate: string, 
+  l_shipinstruct: string, 
+  l_shipmode: string, 
+  l_comment: string
+}
+
+create dataset LineItem(LineItemType)
+  primary key l_orderkey, l_linenumber using compaction policy prefix
+(("max-mergable-component-size"="1048576"),("max-tolernace-component-count"="3"));
+
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.2.update.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.2.update.aql
new file mode 100644
index 0000000..169c6dc
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.2.update.aql
@@ -0,0 +1,6 @@
+use dataverse test;
+
+load dataset LineItem 
+using "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter"
+(("path"="nc1://data/tpch0.001/lineitem.tbl"),("format"="delimited-text"),("delimiter"="|")) pre-sorted;
+
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.3.ddl.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.3.ddl.aql
new file mode 100644
index 0000000..a3572c4
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.3.ddl.aql
@@ -0,0 +1,5 @@
+use dataverse test;
+
+create index idx_LineItem_partkey on LineItem(l_linenumber);
+create index idx_LineItem_suppkey on LineItem(l_suppkey);
+
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.4.update.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.4.update.aql
new file mode 100644
index 0000000..c3bc7d7
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.4.update.aql
@@ -0,0 +1,5 @@
+use dataverse test;
+
+delete $l from dataset LineItem where $l.l_suppkey>=2 or $l.l_linenumber>1;
+
+compact dataset LineItem;
diff --git a/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.5.query.aql b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.5.query.aql
new file mode 100644
index 0000000..69912f9
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/queries/dml/using-prefix-merge-policy/using-prefix-merge-policy.5.query.aql
@@ -0,0 +1,6 @@
+use dataverse test;
+     
+for $c in dataset('LineItem')
+where $c.l_suppkey<150
+order by $c.l_orderkey, $c.l_linenumber
+return $c
diff --git a/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv02/cross-dv02.1.adm b/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv02/cross-dv02.1.adm
index 8bd73db..89f66a8 100644
--- a/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv02/cross-dv02.1.adm
+++ b/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv02/cross-dv02.1.adm
@@ -1,4 +1,4 @@
-{ "DataverseName": "student", "DatasetName": "gdstd", "DataTypeName": "stdType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:01:46 PST 2013" }
-{ "DataverseName": "student", "DatasetName": "ugdstd", "DataTypeName": "stdType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:01:46 PST 2013" }
-{ "DataverseName": "teacher", "DatasetName": "prof", "DataTypeName": "tchrType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:01:46 PST 2013" }
-{ "DataverseName": "teacher", "DatasetName": "pstdoc", "DataTypeName": "tchrType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:01:46 PST 2013" }
+{ "DataverseName": "student", "DatasetName": "gdstd", "DataTypeName": "stdType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:56 PDT 2013", "DatasetId": 662, "PendingOp": 0 }
+{ "DataverseName": "student", "DatasetName": "ugdstd", "DataTypeName": "stdType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:56 PDT 2013", "DatasetId": 661, "PendingOp": 0 }
+{ "DataverseName": "teacher", "DatasetName": "prof", "DataTypeName": "tchrType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:56 PDT 2013", "DatasetId": 663, "PendingOp": 0 }
+{ "DataverseName": "teacher", "DatasetName": "pstdoc", "DataTypeName": "tchrType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:56 PDT 2013", "DatasetId": 664, "PendingOp": 0 }
\ No newline at end of file
diff --git a/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv04/cross-dv04.1.adm b/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv04/cross-dv04.1.adm
index ff1f9df..f9981d1 100644
--- a/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv04/cross-dv04.1.adm
+++ b/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv04/cross-dv04.1.adm
@@ -1,4 +1,4 @@
-{ "DataverseName": "student", "DatasetName": "gdstd", "DataTypeName": "stdType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:03:50 PST 2013" }
-{ "DataverseName": "student", "DatasetName": "ugdstd", "DataTypeName": "stdType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:03:50 PST 2013" }
-{ "DataverseName": "teacher", "DatasetName": "prof", "DataTypeName": "tchrType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:03:50 PST 2013" }
-{ "DataverseName": "teacher", "DatasetName": "pstdoc", "DataTypeName": "tchrType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:03:50 PST 2013" }
+{ "DataverseName": "student", "DatasetName": "gdstd", "DataTypeName": "stdType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:57 PDT 2013", "DatasetId": 674, "PendingOp": 0 }
+{ "DataverseName": "student", "DatasetName": "ugdstd", "DataTypeName": "stdType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:57 PDT 2013", "DatasetId": 673, "PendingOp": 0 }
+{ "DataverseName": "teacher", "DatasetName": "prof", "DataTypeName": "tchrType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:57 PDT 2013", "DatasetId": 675, "PendingOp": 0 }
+{ "DataverseName": "teacher", "DatasetName": "pstdoc", "DataTypeName": "tchrType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:57 PDT 2013", "DatasetId": 676, "PendingOp": 0 }
\ No newline at end of file
diff --git a/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv19/cross-dv19.1.adm b/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv19/cross-dv19.1.adm
index 7be9c57..2d04f8b 100644
--- a/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv19/cross-dv19.1.adm
+++ b/asterix-app/src/test/resources/runtimets/results/cross-dataverse/cross-dv19/cross-dv19.1.adm
@@ -1,7 +1,7 @@
-{ "DataverseName": "test1", "DatasetName": "TwitterData", "DataTypeName": "Tweet", "DatasetType": "EXTERNAL", "InternalDetails": null, "ExternalDetails": { "DatasourceAdapter": "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter", "Properties": [ { "Name": "path", "Value": "nc1://data/twitter/extrasmalltweets.txt" }, { "Name": "format", "Value": "adm" } ] }, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:04:36 PST 2013" }
-{ "DataverseName": "test1", "DatasetName": "t1", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:04:36 PST 2013" }
-{ "DataverseName": "test1", "DatasetName": "t2", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:04:36 PST 2013" }
-{ "DataverseName": "test1", "DatasetName": "t3", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:04:36 PST 2013" }
-{ "DataverseName": "test2", "DatasetName": "t2", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:04:36 PST 2013" }
-{ "DataverseName": "test2", "DatasetName": "t3", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:04:36 PST 2013" }
-{ "DataverseName": "test2", "DatasetName": "t4", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:04:36 PST 2013" }
+{ "DataverseName": "test1", "DatasetName": "TwitterData", "DataTypeName": "Tweet", "DatasetType": "EXTERNAL", "InternalDetails": null, "ExternalDetails": { "DatasourceAdapter": "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter", "Properties": [ { "Name": "path", "Value": "nc1://data/twitter/extrasmalltweets.txt" }, { "Name": "format", "Value": "adm" } ] }, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:58 PDT 2013", "DatasetId": 684, "PendingOp": 0 }
+{ "DataverseName": "test1", "DatasetName": "t1", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:58 PDT 2013", "DatasetId": 678, "PendingOp": 0 }
+{ "DataverseName": "test1", "DatasetName": "t2", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:58 PDT 2013", "DatasetId": 681, "PendingOp": 0 }
+{ "DataverseName": "test1", "DatasetName": "t3", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:58 PDT 2013", "DatasetId": 682, "PendingOp": 0 }
+{ "DataverseName": "test2", "DatasetName": "t2", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:58 PDT 2013", "DatasetId": 679, "PendingOp": 0 }
+{ "DataverseName": "test2", "DatasetName": "t3", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:58 PDT 2013", "DatasetId": 680, "PendingOp": 0 }
+{ "DataverseName": "test2", "DatasetName": "t4", "DataTypeName": "testtype", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:58 PDT 2013", "DatasetId": 683, "PendingOp": 0 }
\ No newline at end of file
diff --git a/asterix-app/src/test/resources/runtimets/results/dml/using-constant-merge-policy/using-constant-merge-policy.1.adm b/asterix-app/src/test/resources/runtimets/results/dml/using-constant-merge-policy/using-constant-merge-policy.1.adm
new file mode 100644
index 0000000..0d69984
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/results/dml/using-constant-merge-policy/using-constant-merge-policy.1.adm
@@ -0,0 +1,167 @@
+{ "l_orderkey": 36, "l_partkey": 120, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 42, "l_extendedprice": 42845.04d, "l_discount": 0.09d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-02-03", "l_commitdate": "1996-01-21", "l_receiptdate": "1996-02-23", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": " careful courts. special " }
+{ "l_orderkey": 68, "l_partkey": 8, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 2724.0d, "l_discount": 0.05d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-07-04", "l_commitdate": "1998-06-05", "l_receiptdate": "1998-07-21", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "fully special instructions cajole. furious" }
+{ "l_orderkey": 162, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2180.38d, "l_discount": 0.02d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-09-02", "l_commitdate": "1995-06-17", "l_receiptdate": "1995-09-08", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "es! final somas integrate" }
+{ "l_orderkey": 192, "l_partkey": 98, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 23, "l_extendedprice": 22956.07d, "l_discount": 0.0d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-02-05", "l_commitdate": "1998-02-06", "l_receiptdate": "1998-03-07", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "ly pending theodolites haggle quickly fluf" }
+{ "l_orderkey": 197, "l_partkey": 99, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 39, "l_extendedprice": 38964.51d, "l_discount": 0.02d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-07-21", "l_commitdate": "1995-07-01", "l_receiptdate": "1995-08-14", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "press accounts. daringly sp" }
+{ "l_orderkey": 227, "l_partkey": 166, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 19, "l_extendedprice": 20257.04d, "l_discount": 0.05d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-12-10", "l_commitdate": "1996-01-30", "l_receiptdate": "1995-12-26", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "s cajole furiously a" }
+{ "l_orderkey": 290, "l_partkey": 6, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 35, "l_extendedprice": 31710.0d, "l_discount": 0.01d, "l_tax": 0.02d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-04-01", "l_commitdate": "1994-02-05", "l_receiptdate": "1994-04-27", "l_shipinstruct": "NONE", "l_shipmode": "MAIL", "l_comment": "ove the final foxes detect slyly fluffily" }
+{ "l_orderkey": 325, "l_partkey": 159, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 34, "l_extendedprice": 36011.1d, "l_discount": 0.09d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-10-28", "l_commitdate": "1993-12-13", "l_receiptdate": "1993-11-17", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "ly bold deposits. always iron" }
+{ "l_orderkey": 355, "l_partkey": 114, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 31, "l_extendedprice": 31437.41d, "l_discount": 0.09d, "l_tax": 0.07d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-07-13", "l_commitdate": "1994-08-18", "l_receiptdate": "1994-07-18", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "y unusual, ironic" }
+{ "l_orderkey": 389, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2180.38d, "l_discount": 0.09d, "l_tax": 0.0d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-04-13", "l_commitdate": "1994-04-10", "l_receiptdate": "1994-04-25", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "fts. courts eat blithely even dependenc" }
+{ "l_orderkey": 391, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 14, "l_extendedprice": 14309.68d, "l_discount": 0.09d, "l_tax": 0.02d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1995-02-11", "l_commitdate": "1995-02-03", "l_receiptdate": "1995-02-13", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": " escapades sleep furiously about " }
+{ "l_orderkey": 417, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 39, "l_extendedprice": 36661.56d, "l_discount": 0.01d, "l_tax": 0.02d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-05-31", "l_commitdate": "1994-05-02", "l_receiptdate": "1994-06-06", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "y regular requests wake along " }
+{ "l_orderkey": 453, "l_partkey": 198, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 45, "l_extendedprice": 49418.55d, "l_discount": 0.01d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-06-30", "l_commitdate": "1997-08-20", "l_receiptdate": "1997-07-19", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "ifts wake carefully." }
+{ "l_orderkey": 485, "l_partkey": 150, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 50, "l_extendedprice": 52507.5d, "l_discount": 0.01d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-03-28", "l_commitdate": "1997-05-26", "l_receiptdate": "1997-04-18", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "iously quick excuses. carefully final f" }
+{ "l_orderkey": 545, "l_partkey": 170, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 4280.68d, "l_discount": 0.02d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-02-23", "l_commitdate": "1995-12-16", "l_receiptdate": "1996-03-21", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": ", ironic grouches cajole over" }
+{ "l_orderkey": 581, "l_partkey": 64, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 39526.46d, "l_discount": 0.09d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-05-26", "l_commitdate": "1997-04-06", "l_receiptdate": "1997-06-10", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "nts. quickly" }
+{ "l_orderkey": 647, "l_partkey": 17, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 37597.41d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-11-19", "l_commitdate": "1997-09-24", "l_receiptdate": "1997-12-15", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "r instructions. quickly unusu" }
+{ "l_orderkey": 704, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 40, "l_extendedprice": 43607.6d, "l_discount": 0.05d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-30", "l_commitdate": "1997-01-10", "l_receiptdate": "1997-02-20", "l_shipinstruct": "COLLECT COD", "l_shipmode": "AIR", "l_comment": "ggle quickly. r" }
+{ "l_orderkey": 738, "l_partkey": 198, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 34, "l_extendedprice": 37338.46d, "l_discount": 0.0d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-06-09", "l_commitdate": "1993-04-15", "l_receiptdate": "1993-07-09", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "s against the ironic exc" }
+{ "l_orderkey": 773, "l_partkey": 100, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 5, "l_extendedprice": 5000.5d, "l_discount": 0.06d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-11-21", "l_commitdate": "1993-12-19", "l_receiptdate": "1993-12-21", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "ar requests. regular, thin packages u" }
+{ "l_orderkey": 800, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 36938.66d, "l_discount": 0.0d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-07-21", "l_commitdate": "1998-09-25", "l_receiptdate": "1998-08-07", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "according to the bold, final dependencies " }
+{ "l_orderkey": 900, "l_partkey": 199, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 48364.36d, "l_discount": 0.01d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-12-15", "l_commitdate": "1994-12-03", "l_receiptdate": "1994-12-27", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": " detect quick" }
+{ "l_orderkey": 931, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 18, "l_extendedprice": 16920.72d, "l_discount": 0.0d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-04-04", "l_commitdate": "1993-01-11", "l_receiptdate": "1993-04-13", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "slyly ironic re" }
+{ "l_orderkey": 932, "l_partkey": 44, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 38705.64d, "l_discount": 0.01d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-06-05", "l_commitdate": "1997-07-22", "l_receiptdate": "1997-06-26", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": "foxes. ironic pl" }
+{ "l_orderkey": 965, "l_partkey": 108, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 20, "l_extendedprice": 20162.0d, "l_discount": 0.04d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "F", "l_shipdate": "1995-06-16", "l_commitdate": "1995-07-20", "l_receiptdate": "1995-07-06", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "kly. carefully pending requ" }
+{ "l_orderkey": 995, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 15, "l_extendedprice": 16097.55d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-06-30", "l_commitdate": "1995-08-04", "l_receiptdate": "1995-07-27", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "uses. fluffily fina" }
+{ "l_orderkey": 1025, "l_partkey": 150, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 36, "l_extendedprice": 37805.4d, "l_discount": 0.03d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1995-05-15", "l_commitdate": "1995-07-05", "l_receiptdate": "1995-06-10", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "e unusual, regular instr" }
+{ "l_orderkey": 1027, "l_partkey": 156, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 45414.45d, "l_discount": 0.07d, "l_tax": 0.08d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-06-17", "l_commitdate": "1992-08-28", "l_receiptdate": "1992-07-10", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "oxes. carefully regular deposits" }
+{ "l_orderkey": 1155, "l_partkey": 70, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 3880.28d, "l_discount": 0.09d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-10-19", "l_commitdate": "1997-12-09", "l_receiptdate": "1997-11-02", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "SHIP", "l_comment": "ic foxes according to the carefully final " }
+{ "l_orderkey": 1185, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 8, "l_extendedprice": 7776.56d, "l_discount": 0.01d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-12-05", "l_commitdate": "1992-10-05", "l_receiptdate": "1992-12-28", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "ely according to the furiously regular r" }
+{ "l_orderkey": 1216, "l_partkey": 97, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 8, "l_extendedprice": 7976.72d, "l_discount": 0.03d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-02-01", "l_commitdate": "1993-03-06", "l_receiptdate": "1993-02-08", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": " of the carefully express" }
+{ "l_orderkey": 1223, "l_partkey": 100, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 28, "l_extendedprice": 28002.8d, "l_discount": 0.1d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-08-07", "l_commitdate": "1996-07-24", "l_receiptdate": "1996-08-13", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": " quickly ironic requests. furious" }
+{ "l_orderkey": 1381, "l_partkey": 144, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 49074.58d, "l_discount": 0.08d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-09-22", "l_commitdate": "1998-08-12", "l_receiptdate": "1998-10-12", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": "ly ironic deposits" }
+{ "l_orderkey": 1409, "l_partkey": 99, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 23, "l_extendedprice": 22979.07d, "l_discount": 0.01d, "l_tax": 0.03d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-04-18", "l_commitdate": "1993-02-25", "l_receiptdate": "1993-05-06", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "ions. slyly ironic packages wake quick" }
+{ "l_orderkey": 1445, "l_partkey": 100, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 24, "l_extendedprice": 24002.4d, "l_discount": 0.01d, "l_tax": 0.0d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1995-02-21", "l_commitdate": "1995-02-22", "l_receiptdate": "1995-03-18", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "SHIP", "l_comment": "al accounts use furiously a" }
+{ "l_orderkey": 1477, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 31, "l_extendedprice": 30134.17d, "l_discount": 0.0d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-12-16", "l_commitdate": "1997-09-30", "l_receiptdate": "1997-12-17", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": " requests. fluffily final " }
+{ "l_orderkey": 1540, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 40780.46d, "l_discount": 0.03d, "l_tax": 0.01d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-09-30", "l_commitdate": "1992-10-27", "l_receiptdate": "1992-10-12", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": " final grouches bo" }
+{ "l_orderkey": 1568, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 36, "l_extendedprice": 35643.24d, "l_discount": 0.02d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-05-31", "l_commitdate": "1997-04-22", "l_receiptdate": "1997-06-21", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "platelets-- furiously sly excu" }
+{ "l_orderkey": 1605, "l_partkey": 142, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 48980.58d, "l_discount": 0.0d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-04-29", "l_commitdate": "1998-06-12", "l_receiptdate": "1998-05-20", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": ". carefully r" }
+{ "l_orderkey": 1607, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2180.38d, "l_discount": 0.02d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-01-11", "l_commitdate": "1996-02-15", "l_receiptdate": "1996-01-19", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "packages haggle. regular requests boost s" }
+{ "l_orderkey": 1635, "l_partkey": 71, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 2913.21d, "l_discount": 0.06d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-03-13", "l_commitdate": "1997-03-25", "l_receiptdate": "1997-03-27", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": " quickly ironic r" }
+{ "l_orderkey": 1700, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 39525.32d, "l_discount": 0.04d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-10-03", "l_commitdate": "1996-07-27", "l_receiptdate": "1996-10-22", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "ular dependencies engage slyly " }
+{ "l_orderkey": 1796, "l_partkey": 10, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 28, "l_extendedprice": 25480.28d, "l_discount": 0.08d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-12-01", "l_commitdate": "1993-01-01", "l_receiptdate": "1992-12-24", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "y quickly ironic accounts." }
+{ "l_orderkey": 1825, "l_partkey": 156, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 45414.45d, "l_discount": 0.05d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-02-18", "l_commitdate": "1994-02-19", "l_receiptdate": "1994-03-02", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": " accounts breach fluffily spe" }
+{ "l_orderkey": 1827, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 46534.23d, "l_discount": 0.0d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-08-01", "l_commitdate": "1996-08-07", "l_receiptdate": "1996-08-23", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": ". pending courts about the even e" }
+{ "l_orderkey": 1893, "l_partkey": 99, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 42960.87d, "l_discount": 0.1d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-01-25", "l_commitdate": "1998-01-06", "l_receiptdate": "1998-02-14", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "he carefully regular " }
+{ "l_orderkey": 1924, "l_partkey": 73, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 6811.49d, "l_discount": 0.06d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-01", "l_commitdate": "1996-12-02", "l_receiptdate": "1997-01-08", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "osits. even accounts nag furious" }
+{ "l_orderkey": 1953, "l_partkey": 128, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 25, "l_extendedprice": 25703.0d, "l_discount": 0.07d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-01-07", "l_commitdate": "1994-01-28", "l_receiptdate": "1994-01-29", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "ular, regular i" }
+{ "l_orderkey": 1985, "l_partkey": 28, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 33, "l_extendedprice": 30624.66d, "l_discount": 0.1d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-12-04", "l_commitdate": "1994-11-01", "l_receiptdate": "1994-12-05", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "s are express packages. pendin" }
+{ "l_orderkey": 1988, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 36, "l_extendedprice": 34994.52d, "l_discount": 0.09d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-01-21", "l_commitdate": "1995-11-24", "l_receiptdate": "1996-01-27", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "gular theodolites. " }
+{ "l_orderkey": 2048, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 6545.21d, "l_discount": 0.06d, "l_tax": 0.01d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-12-07", "l_commitdate": "1994-01-31", "l_receiptdate": "1994-01-05", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": "lent platelets boost deposits. carefully sp" }
+{ "l_orderkey": 2086, "l_partkey": 60, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 22, "l_extendedprice": 21121.32d, "l_discount": 0.03d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-12-04", "l_commitdate": "1994-12-16", "l_receiptdate": "1994-12-20", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "RAIL", "l_comment": "idly busy acc" }
+{ "l_orderkey": 2118, "l_partkey": 160, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 24, "l_extendedprice": 25443.84d, "l_discount": 0.1d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-06", "l_commitdate": "1996-12-14", "l_receiptdate": "1997-01-14", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "about the slyly bold depende" }
+{ "l_orderkey": 2183, "l_partkey": 71, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 28161.03d, "l_discount": 0.05d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-07-21", "l_commitdate": "1996-08-24", "l_receiptdate": "1996-08-15", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "ly unusual deposits sleep carefully" }
+{ "l_orderkey": 2211, "l_partkey": 48, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 25, "l_extendedprice": 23701.0d, "l_discount": 0.04d, "l_tax": 0.01d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-10-09", "l_commitdate": "1994-08-04", "l_receiptdate": "1994-11-03", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "deas. carefully special theodolites along" }
+{ "l_orderkey": 2215, "l_partkey": 73, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 33, "l_extendedprice": 32111.31d, "l_discount": 0.0d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-07-19", "l_commitdate": "1996-08-10", "l_receiptdate": "1996-07-30", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": "dolites cajole b" }
+{ "l_orderkey": 2272, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 18, "l_extendedprice": 17821.62d, "l_discount": 0.04d, "l_tax": 0.0d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-08-01", "l_commitdate": "1993-07-06", "l_receiptdate": "1993-08-25", "l_shipinstruct": "NONE", "l_shipmode": "MAIL", "l_comment": "ons along the blithely e" }
+{ "l_orderkey": 2342, "l_partkey": 42, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 12, "l_extendedprice": 11304.48d, "l_discount": 0.0d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-07-31", "l_commitdate": "1996-07-26", "l_receiptdate": "1996-08-14", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "print blithely even deposits. carefull" }
+{ "l_orderkey": 2343, "l_partkey": 110, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 27, "l_extendedprice": 27272.97d, "l_discount": 0.0d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-11-10", "l_commitdate": "1995-11-17", "l_receiptdate": "1995-12-10", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "old theodolites." }
+{ "l_orderkey": 2439, "l_partkey": 164, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2128.32d, "l_discount": 0.09d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-04-14", "l_commitdate": "1997-06-11", "l_receiptdate": "1997-05-09", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "courts boos" }
+{ "l_orderkey": 2469, "l_partkey": 166, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 11, "l_extendedprice": 11727.76d, "l_discount": 0.0d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-02-09", "l_commitdate": "1997-01-26", "l_receiptdate": "1997-02-16", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "ies wake carefully b" }
+{ "l_orderkey": 2592, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 6930.63d, "l_discount": 0.1d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-03-13", "l_commitdate": "1993-04-25", "l_receiptdate": "1993-04-01", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": " carefully special theodolites integrate " }
+{ "l_orderkey": 2625, "l_partkey": 20, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 42, "l_extendedprice": 38640.84d, "l_discount": 0.02d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-10-18", "l_commitdate": "1992-11-17", "l_receiptdate": "1992-10-23", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": " even accounts haggle furiously" }
+{ "l_orderkey": 2659, "l_partkey": 42, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 28, "l_extendedprice": 26377.12d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-03-17", "l_commitdate": "1994-01-24", "l_receiptdate": "1994-03-19", "l_shipinstruct": "NONE", "l_shipmode": "FOB", "l_comment": "idle tithes" }
+{ "l_orderkey": 2689, "l_partkey": 6, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 45, "l_extendedprice": 40770.0d, "l_discount": 0.02d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-04-29", "l_commitdate": "1992-06-22", "l_receiptdate": "1992-04-30", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "e quickly. carefully silent" }
+{ "l_orderkey": 2690, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 45766.16d, "l_discount": 0.05d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-05-30", "l_commitdate": "1996-05-19", "l_receiptdate": "1996-06-26", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "ly alongside of th" }
+{ "l_orderkey": 2692, "l_partkey": 17, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 2751.03d, "l_discount": 0.1d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-02-25", "l_commitdate": "1998-01-29", "l_receiptdate": "1998-03-27", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "equests. bold, even foxes haggle slyl" }
+{ "l_orderkey": 2694, "l_partkey": 153, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 31594.5d, "l_discount": 0.02d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-06-20", "l_commitdate": "1996-06-01", "l_receiptdate": "1996-07-15", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "oxes. never iro" }
+{ "l_orderkey": 2759, "l_partkey": 59, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 10, "l_extendedprice": 9590.5d, "l_discount": 0.1d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-12-14", "l_commitdate": "1994-01-08", "l_receiptdate": "1994-01-01", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "s. busily ironic theodo" }
+{ "l_orderkey": 2819, "l_partkey": 70, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 17, "l_extendedprice": 16491.19d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-07-16", "l_commitdate": "1994-07-15", "l_receiptdate": "1994-07-17", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "en deposits above the f" }
+{ "l_orderkey": 2850, "l_partkey": 97, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 42874.87d, "l_discount": 0.02d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-11", "l_commitdate": "1996-11-03", "l_receiptdate": "1997-02-01", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "unusual accounts" }
+{ "l_orderkey": 2886, "l_partkey": 60, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 1, "l_extendedprice": 960.06d, "l_discount": 0.09d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1995-02-01", "l_commitdate": "1994-12-18", "l_receiptdate": "1995-02-28", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "eposits fr" }
+{ "l_orderkey": 2912, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 8, "l_extendedprice": 8176.96d, "l_discount": 0.06d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-04-09", "l_commitdate": "1992-04-19", "l_receiptdate": "1992-04-26", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "hs cajole over the slyl" }
+{ "l_orderkey": 2944, "l_partkey": 120, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 44885.28d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-12-25", "l_commitdate": "1997-10-28", "l_receiptdate": "1998-01-21", "l_shipinstruct": "COLLECT COD", "l_shipmode": "AIR", "l_comment": "ickly special theodolit" }
+{ "l_orderkey": 2947, "l_partkey": 10, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 37, "l_extendedprice": 33670.37d, "l_discount": 0.09d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-08-09", "l_commitdate": "1995-07-05", "l_receiptdate": "1995-08-20", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "RAIL", "l_comment": "e accounts: expres" }
+{ "l_orderkey": 2950, "l_partkey": 130, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 32, "l_extendedprice": 32964.16d, "l_discount": 0.01d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-09-21", "l_commitdate": "1997-08-25", "l_receiptdate": "1997-10-08", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "REG AIR", "l_comment": "its wake carefully slyly final ideas." }
+{ "l_orderkey": 2978, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 28712.61d, "l_discount": 0.0d, "l_tax": 0.08d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1995-06-03", "l_commitdate": "1995-07-25", "l_receiptdate": "1995-06-06", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "ecial ideas promise slyly" }
+{ "l_orderkey": 3143, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 22, "l_extendedprice": 21781.98d, "l_discount": 0.02d, "l_tax": 0.0d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-05-11", "l_commitdate": "1993-03-26", "l_receiptdate": "1993-05-20", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "l, special instructions nag " }
+{ "l_orderkey": 3264, "l_partkey": 200, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 39, "l_extendedprice": 42907.8d, "l_discount": 0.06d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-11-07", "l_commitdate": "1996-12-12", "l_receiptdate": "1996-11-20", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": "sleep carefully after the slyly final" }
+{ "l_orderkey": 3266, "l_partkey": 64, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 31, "l_extendedprice": 29885.86d, "l_discount": 0.09d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-06-19", "l_commitdate": "1995-05-04", "l_receiptdate": "1995-07-06", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "grate among the quickly express deposits" }
+{ "l_orderkey": 3270, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 11, "l_extendedprice": 10285.33d, "l_discount": 0.07d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-07-29", "l_commitdate": "1997-08-11", "l_receiptdate": "1997-08-05", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": " solve at the regular deposits. " }
+{ "l_orderkey": 3364, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 49, "l_extendedprice": 48514.41d, "l_discount": 0.03d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-09-17", "l_commitdate": "1997-08-23", "l_receiptdate": "1997-10-06", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "d accounts? caref" }
+{ "l_orderkey": 3366, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 3760.16d, "l_discount": 0.07d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-05-20", "l_commitdate": "1997-06-25", "l_receiptdate": "1997-06-03", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": " carefully about " }
+{ "l_orderkey": 3425, "l_partkey": 120, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 11, "l_extendedprice": 11221.32d, "l_discount": 0.03d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-04-24", "l_commitdate": "1996-05-29", "l_receiptdate": "1996-05-23", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "ckly final deposits use quickly?" }
+{ "l_orderkey": 3460, "l_partkey": 11, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 40, "l_extendedprice": 36440.4d, "l_discount": 0.1d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-12-28", "l_commitdate": "1995-12-14", "l_receiptdate": "1996-01-02", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "odolites are slyly bold deposits" }
+{ "l_orderkey": 3494, "l_partkey": 117, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 40, "l_extendedprice": 40684.4d, "l_discount": 0.05d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-07-10", "l_commitdate": "1993-06-01", "l_receiptdate": "1993-07-25", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "lites haggle furiously about the fin" }
+{ "l_orderkey": 3520, "l_partkey": 28, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 27840.6d, "l_discount": 0.04d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-11-11", "l_commitdate": "1997-10-02", "l_receiptdate": "1997-12-06", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "deas should solve blithely among the ironi" }
+{ "l_orderkey": 3559, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 28712.61d, "l_discount": 0.0d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-12-10", "l_commitdate": "1992-12-03", "l_receiptdate": "1992-12-20", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "l, regular accounts wake flu" }
+{ "l_orderkey": 3585, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 21, "l_extendedprice": 21464.52d, "l_discount": 0.05d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-12-04", "l_commitdate": "1994-12-25", "l_receiptdate": "1995-01-01", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "ounts use. express, final platelets us" }
+{ "l_orderkey": 3618, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 39525.32d, "l_discount": 0.08d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-12-22", "l_commitdate": "1998-02-23", "l_receiptdate": "1998-01-03", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "nts haggle fluffily above the regular " }
+{ "l_orderkey": 3715, "l_partkey": 97, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 13, "l_extendedprice": 12962.17d, "l_discount": 0.0d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-05-11", "l_commitdate": "1996-04-25", "l_receiptdate": "1996-06-09", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "e quickly ironic" }
+{ "l_orderkey": 3844, "l_partkey": 135, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2070.26d, "l_discount": 0.03d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1995-02-24", "l_commitdate": "1995-02-03", "l_receiptdate": "1995-03-18", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "es haggle final acco" }
+{ "l_orderkey": 3878, "l_partkey": 200, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 6, "l_extendedprice": 6601.2d, "l_discount": 0.07d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-06-21", "l_commitdate": "1997-05-22", "l_receiptdate": "1997-07-01", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "s. regular instru" }
+{ "l_orderkey": 3906, "l_partkey": 153, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 42, "l_extendedprice": 44232.3d, "l_discount": 0.0d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-09-03", "l_commitdate": "1992-07-22", "l_receiptdate": "1992-09-04", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": "jole blithely after the furiously regular " }
+{ "l_orderkey": 3974, "l_partkey": 22, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 43334.94d, "l_discount": 0.1d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-06-03", "l_commitdate": "1996-05-08", "l_receiptdate": "1996-06-28", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "dencies above the re" }
+{ "l_orderkey": 4001, "l_partkey": 106, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 26, "l_extendedprice": 26158.6d, "l_discount": 0.0d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-07-26", "l_commitdate": "1997-06-18", "l_receiptdate": "1997-08-08", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "RAIL", "l_comment": "tegrate blithely" }
+{ "l_orderkey": 4005, "l_partkey": 4, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 26, "l_extendedprice": 23504.0d, "l_discount": 0.09d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-12-01", "l_commitdate": "1997-02-03", "l_receiptdate": "1996-12-15", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": " to the quic" }
+{ "l_orderkey": 4033, "l_partkey": 110, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 27, "l_extendedprice": 27272.97d, "l_discount": 0.01d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-08-08", "l_commitdate": "1993-08-14", "l_receiptdate": "1993-08-09", "l_shipinstruct": "NONE", "l_shipmode": "AIR", "l_comment": "pinto beans" }
+{ "l_orderkey": 4034, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 48, "l_extendedprice": 52329.12d, "l_discount": 0.03d, "l_tax": 0.03d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-03-01", "l_commitdate": "1994-01-16", "l_receiptdate": "1994-03-16", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": " blithely regular requests play carefull" }
+{ "l_orderkey": 4036, "l_partkey": 6, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 46, "l_extendedprice": 41676.0d, "l_discount": 0.09d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-06-21", "l_commitdate": "1997-05-29", "l_receiptdate": "1997-07-18", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "usly across the even th" }
+{ "l_orderkey": 4064, "l_partkey": 199, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 3297.57d, "l_discount": 0.1d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-04", "l_commitdate": "1997-01-01", "l_receiptdate": "1997-01-23", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "its! quickly sp" }
+{ "l_orderkey": 4067, "l_partkey": 180, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 18, "l_extendedprice": 19443.24d, "l_discount": 0.03d, "l_tax": 0.08d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-01-24", "l_commitdate": "1992-12-23", "l_receiptdate": "1993-02-20", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "FOB", "l_comment": "e the slyly final packages d" }
+{ "l_orderkey": 4068, "l_partkey": 110, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 43434.73d, "l_discount": 0.05d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-11-28", "l_commitdate": "1996-11-16", "l_receiptdate": "1996-12-22", "l_shipinstruct": "NONE", "l_shipmode": "AIR", "l_comment": "ructions. regular, special packag" }
+{ "l_orderkey": 4098, "l_partkey": 200, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 46, "l_extendedprice": 50609.2d, "l_discount": 0.07d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-26", "l_commitdate": "1997-01-27", "l_receiptdate": "1997-02-13", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "e slyly blithely silent deposits. fluff" }
+{ "l_orderkey": 4192, "l_partkey": 11, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 36, "l_extendedprice": 32796.36d, "l_discount": 0.06d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-04-25", "l_commitdate": "1998-05-26", "l_receiptdate": "1998-05-03", "l_shipinstruct": "COLLECT COD", "l_shipmode": "TRUCK", "l_comment": "eodolites sleep" }
+{ "l_orderkey": 4194, "l_partkey": 197, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 47179.17d, "l_discount": 0.08d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-11-06", "l_commitdate": "1994-12-09", "l_receiptdate": "1994-11-16", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "olites are after the exp" }
+{ "l_orderkey": 4261, "l_partkey": 110, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 12, "l_extendedprice": 12121.32d, "l_discount": 0.05d, "l_tax": 0.01d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-11-01", "l_commitdate": "1993-01-01", "l_receiptdate": "1992-11-12", "l_shipinstruct": "NONE", "l_shipmode": "FOB", "l_comment": "into beans " }
+{ "l_orderkey": 4418, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 32, "l_extendedprice": 29920.96d, "l_discount": 0.02d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-05-28", "l_commitdate": "1993-06-02", "l_receiptdate": "1993-05-30", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "ly. bold pinto b" }
+{ "l_orderkey": 4422, "l_partkey": 135, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 5, "l_extendedprice": 5175.65d, "l_discount": 0.09d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-07-17", "l_commitdate": "1995-08-13", "l_receiptdate": "1995-07-25", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "e furiously about t" }
+{ "l_orderkey": 4486, "l_partkey": 135, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 46, "l_extendedprice": 47615.98d, "l_discount": 0.08d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-05-02", "l_commitdate": "1998-04-05", "l_receiptdate": "1998-05-08", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "ackages. specia" }
+{ "l_orderkey": 4512, "l_partkey": 162, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 31864.8d, "l_discount": 0.07d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-01-28", "l_commitdate": "1995-12-22", "l_receiptdate": "1996-02-22", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "ly unusual package" }
+{ "l_orderkey": 4513, "l_partkey": 170, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 31034.93d, "l_discount": 0.03d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-05-18", "l_commitdate": "1996-05-23", "l_receiptdate": "1996-06-08", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "cajole. regular packages boost. s" }
+{ "l_orderkey": 4545, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 40780.46d, "l_discount": 0.06d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-01-27", "l_commitdate": "1993-03-01", "l_receiptdate": "1993-02-04", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "nts serve according to th" }
+{ "l_orderkey": 4549, "l_partkey": 159, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 46602.6d, "l_discount": 0.08d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-03-13", "l_commitdate": "1998-04-15", "l_receiptdate": "1998-03-27", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "ding to the regular, silent requests" }
+{ "l_orderkey": 4551, "l_partkey": 11, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 6, "l_extendedprice": 5466.06d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-05-18", "l_commitdate": "1996-04-23", "l_receiptdate": "1996-06-13", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "TRUCK", "l_comment": "fily silent fo" }
+{ "l_orderkey": 4576, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 5, "l_extendedprice": 4950.45d, "l_discount": 0.09d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-08-23", "l_commitdate": "1996-11-08", "l_receiptdate": "1996-09-20", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "ly express, special asymptote" }
+{ "l_orderkey": 4608, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 32195.1d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-10-08", "l_commitdate": "1994-07-18", "l_receiptdate": "1994-10-25", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "SHIP", "l_comment": "s cajole. slyly " }
+{ "l_orderkey": 4641, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 45, "l_extendedprice": 49058.55d, "l_discount": 0.07d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-05-11", "l_commitdate": "1993-04-19", "l_receiptdate": "1993-05-21", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": " about the close " }
+{ "l_orderkey": 4679, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 7631.33d, "l_discount": 0.1d, "l_tax": 0.05d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-05-11", "l_commitdate": "1993-04-11", "l_receiptdate": "1993-05-16", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "kages. bold, regular packa" }
+{ "l_orderkey": 4769, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 16, "l_extendedprice": 14960.48d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-07-16", "l_commitdate": "1995-07-05", "l_receiptdate": "1995-07-22", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "FOB", "l_comment": " deposits. slyly even asymptote" }
+{ "l_orderkey": 4802, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 6, "l_extendedprice": 5640.24d, "l_discount": 0.0d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-04-16", "l_commitdate": "1997-03-25", "l_receiptdate": "1997-04-21", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "unusual accounts wake blithely. b" }
+{ "l_orderkey": 4804, "l_partkey": 128, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 45237.28d, "l_discount": 0.06d, "l_tax": 0.08d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-05-02", "l_commitdate": "1992-03-24", "l_receiptdate": "1992-05-28", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "aggle quickly among the slyly fi" }
+{ "l_orderkey": 4805, "l_partkey": 150, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 7351.05d, "l_discount": 0.09d, "l_tax": 0.03d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-05-01", "l_commitdate": "1992-07-09", "l_receiptdate": "1992-05-09", "l_shipinstruct": "NONE", "l_shipmode": "FOB", "l_comment": " requests. regular deposit" }
+{ "l_orderkey": 4807, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 9, "l_extendedprice": 9199.08d, "l_discount": 0.04d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-04-23", "l_commitdate": "1997-03-01", "l_receiptdate": "1997-05-15", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "may are blithely. carefully even pinto b" }
+{ "l_orderkey": 4836, "l_partkey": 162, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 22, "l_extendedprice": 23367.52d, "l_discount": 0.01d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-03-03", "l_commitdate": "1997-02-23", "l_receiptdate": "1997-03-04", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "al pinto beans. care" }
+{ "l_orderkey": 4837, "l_partkey": 42, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 16, "l_extendedprice": 15072.64d, "l_discount": 0.09d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-08-12", "l_commitdate": "1998-06-06", "l_receiptdate": "1998-08-26", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "ing requests are blithely regular instructi" }
+{ "l_orderkey": 4898, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 42771.08d, "l_discount": 0.07d, "l_tax": 0.02d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-09-13", "l_commitdate": "1994-08-18", "l_receiptdate": "1994-09-16", "l_shipinstruct": "NONE", "l_shipmode": "FOB", "l_comment": "y regular grouches about" }
+{ "l_orderkey": 4928, "l_partkey": 100, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 4000.4d, "l_discount": 0.04d, "l_tax": 0.02d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-10-25", "l_commitdate": "1993-12-24", "l_receiptdate": "1993-11-16", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": "bout the slyly final accounts. carefull" }
+{ "l_orderkey": 4929, "l_partkey": 14, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 20, "l_extendedprice": 18280.2d, "l_discount": 0.0d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-03-12", "l_commitdate": "1996-05-23", "l_receiptdate": "1996-03-20", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": " final pinto beans detect. final," }
+{ "l_orderkey": 4967, "l_partkey": 71, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 50, "l_extendedprice": 48553.5d, "l_discount": 0.07d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-05-27", "l_commitdate": "1997-05-13", "l_receiptdate": "1997-06-12", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "kages. final, unusual accounts c" }
+{ "l_orderkey": 4996, "l_partkey": 56, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 35, "l_extendedprice": 33461.75d, "l_discount": 0.07d, "l_tax": 0.01d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-10-30", "l_commitdate": "1992-10-27", "l_receiptdate": "1992-11-05", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "s. unusual, regular dolphins integrate care" }
+{ "l_orderkey": 5028, "l_partkey": 14, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 15, "l_extendedprice": 13710.15d, "l_discount": 0.07d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-07-17", "l_commitdate": "1992-07-16", "l_receiptdate": "1992-08-05", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "es are quickly final pains. furiously pend" }
+{ "l_orderkey": 5031, "l_partkey": 50, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 15, "l_extendedprice": 14250.75d, "l_discount": 0.02d, "l_tax": 0.05d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1995-04-01", "l_commitdate": "1995-02-24", "l_receiptdate": "1995-04-12", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": "yly pending theodolites." }
+{ "l_orderkey": 5092, "l_partkey": 164, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 31924.8d, "l_discount": 0.06d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-12-27", "l_commitdate": "1995-12-08", "l_receiptdate": "1996-01-09", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "ss, ironic deposits. furiously stea" }
+{ "l_orderkey": 5153, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 42, "l_extendedprice": 39271.26d, "l_discount": 0.03d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-10-03", "l_commitdate": "1995-11-09", "l_receiptdate": "1995-10-11", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": "re thinly. ironic" }
+{ "l_orderkey": 5154, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 11, "l_extendedprice": 11992.09d, "l_discount": 0.02d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-08-06", "l_commitdate": "1997-06-30", "l_receiptdate": "1997-09-04", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "luffily bold foxes. final" }
+{ "l_orderkey": 5185, "l_partkey": 197, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 37, "l_extendedprice": 40596.03d, "l_discount": 0.0d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-08-08", "l_commitdate": "1997-09-08", "l_receiptdate": "1997-08-14", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "gainst the courts dazzle care" }
+{ "l_orderkey": 5187, "l_partkey": 11, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 49, "l_extendedprice": 44639.49d, "l_discount": 0.04d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-10-20", "l_commitdate": "1997-10-12", "l_receiptdate": "1997-10-26", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": "l, regular platelets instead of the foxes w" }
+{ "l_orderkey": 5190, "l_partkey": 56, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 41110.15d, "l_discount": 0.09d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-08-19", "l_commitdate": "1992-06-10", "l_receiptdate": "1992-09-01", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "encies use fluffily unusual requests? hoc" }
+{ "l_orderkey": 5217, "l_partkey": 80, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 50, "l_extendedprice": 49004.0d, "l_discount": 0.05d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-12-26", "l_commitdate": "1995-11-21", "l_receiptdate": "1996-01-24", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "s. express, express accounts c" }
+{ "l_orderkey": 5281, "l_partkey": 114, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 37, "l_extendedprice": 37522.07d, "l_discount": 0.05d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-11-10", "l_commitdate": "1996-01-31", "l_receiptdate": "1995-11-22", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "ronic dependencies. fluffily final p" }
+{ "l_orderkey": 5284, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 16, "l_extendedprice": 17170.72d, "l_discount": 0.04d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-08-17", "l_commitdate": "1995-08-23", "l_receiptdate": "1995-08-26", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "TRUCK", "l_comment": "unts detect furiously even d" }
+{ "l_orderkey": 5286, "l_partkey": 199, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 1, "l_extendedprice": 1099.19d, "l_discount": 0.01d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-11-25", "l_commitdate": "1997-11-07", "l_receiptdate": "1997-12-17", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "ly! furiously final pack" }
+{ "l_orderkey": 5313, "l_partkey": 17, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 34, "l_extendedprice": 31178.34d, "l_discount": 0.1d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-08-07", "l_commitdate": "1997-08-12", "l_receiptdate": "1997-08-24", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "ccording to the blithely final account" }
+{ "l_orderkey": 5315, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 12, "l_extendedprice": 11220.36d, "l_discount": 0.08d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-12-18", "l_commitdate": "1993-01-16", "l_receiptdate": "1993-01-10", "l_shipinstruct": "NONE", "l_shipmode": "AIR", "l_comment": "ccounts. furiously ironi" }
+{ "l_orderkey": 5316, "l_partkey": 108, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 29234.9d, "l_discount": 0.1d, "l_tax": 0.05d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-03-28", "l_commitdate": "1994-04-29", "l_receiptdate": "1994-04-09", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "REG AIR", "l_comment": "ckly unusual foxes bo" }
+{ "l_orderkey": 5379, "l_partkey": 199, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 40, "l_extendedprice": 43967.6d, "l_discount": 0.01d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-10-01", "l_commitdate": "1995-10-19", "l_receiptdate": "1995-10-30", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "carefully final accounts haggle blithely. " }
+{ "l_orderkey": 5441, "l_partkey": 164, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 3192.48d, "l_discount": 0.0d, "l_tax": 0.02d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-08-12", "l_commitdate": "1994-10-14", "l_receiptdate": "1994-09-01", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": "are. unusual, " }
+{ "l_orderkey": 5445, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 33, "l_extendedprice": 32672.97d, "l_discount": 0.08d, "l_tax": 0.07d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-10-21", "l_commitdate": "1993-10-14", "l_receiptdate": "1993-10-28", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "REG AIR", "l_comment": "ests. final instructions" }
+{ "l_orderkey": 5446, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 27, "l_extendedprice": 29435.13d, "l_discount": 0.05d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-07-21", "l_commitdate": "1994-08-25", "l_receiptdate": "1994-08-17", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "ously across the quic" }
+{ "l_orderkey": 5447, "l_partkey": 99, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 31, "l_extendedprice": 30971.79d, "l_discount": 0.09d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-07-14", "l_commitdate": "1996-05-07", "l_receiptdate": "1996-07-17", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": " foxes sleep. blithely unusual accounts det" }
+{ "l_orderkey": 5476, "l_partkey": 48, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 13, "l_extendedprice": 12324.52d, "l_discount": 0.01d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-12-27", "l_commitdate": "1997-12-08", "l_receiptdate": "1997-12-29", "l_shipinstruct": "COLLECT COD", "l_shipmode": "TRUCK", "l_comment": "iously special ac" }
+{ "l_orderkey": 5506, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2080.28d, "l_discount": 0.0d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-02-04", "l_commitdate": "1994-01-13", "l_receiptdate": "1994-02-17", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "onic theodolites are fluffil" }
+{ "l_orderkey": 5536, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 14, "l_extendedprice": 13861.26d, "l_discount": 0.08d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-05-18", "l_commitdate": "1998-05-08", "l_receiptdate": "1998-06-05", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "instructions sleep " }
+{ "l_orderkey": 5572, "l_partkey": 22, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 24, "l_extendedprice": 22128.48d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-10-30", "l_commitdate": "1994-10-02", "l_receiptdate": "1994-11-27", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "ests cajole. evenly ironic exc" }
+{ "l_orderkey": 5664, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 25, "l_extendedprice": 25553.0d, "l_discount": 0.0d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-10-29", "l_commitdate": "1998-09-23", "l_receiptdate": "1998-11-25", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "eposits: furiously ironic grouch" }
+{ "l_orderkey": 5670, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 27, "l_extendedprice": 26732.43d, "l_discount": 0.1d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-05-09", "l_commitdate": "1993-05-30", "l_receiptdate": "1993-06-06", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": " ideas promise bli" }
+{ "l_orderkey": 5728, "l_partkey": 44, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 44369.88d, "l_discount": 0.1d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-12-13", "l_commitdate": "1995-01-25", "l_receiptdate": "1994-12-25", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "nd the bravely final deposits. final ideas" }
+{ "l_orderkey": 5735, "l_partkey": 60, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 39362.46d, "l_discount": 0.01d, "l_tax": 0.01d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-12-23", "l_commitdate": "1995-02-10", "l_receiptdate": "1995-01-22", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "lthily ruthless i" }
+{ "l_orderkey": 5826, "l_partkey": 144, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 4176.56d, "l_discount": 0.03d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-07-31", "l_commitdate": "1998-09-10", "l_receiptdate": "1998-08-27", "l_shipinstruct": "NONE", "l_shipmode": "AIR", "l_comment": " packages across the fluffily spec" }
+{ "l_orderkey": 5829, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 3760.16d, "l_discount": 0.01d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-03-01", "l_commitdate": "1997-02-17", "l_receiptdate": "1997-03-22", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "ithely; accounts cajole ideas. regular foxe" }
+{ "l_orderkey": 5856, "l_partkey": 4, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 1, "l_extendedprice": 904.0d, "l_discount": 0.03d, "l_tax": 0.02d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-12-29", "l_commitdate": "1995-01-07", "l_receiptdate": "1995-01-10", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "tly. special deposits wake blithely even" }
+{ "l_orderkey": 5926, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 8, "l_extendedprice": 7920.72d, "l_discount": 0.02d, "l_tax": 0.0d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-07-17", "l_commitdate": "1994-07-20", "l_receiptdate": "1994-08-11", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "gle furiously express foxes. bo" }
+{ "l_orderkey": 5927, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 43563.96d, "l_discount": 0.04d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-11-29", "l_commitdate": "1997-11-21", "l_receiptdate": "1997-12-13", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "TRUCK", "l_comment": "rding to the special, final decoy" }
+{ "l_orderkey": 5955, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 14, "l_extendedprice": 14561.96d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-06-22", "l_commitdate": "1995-05-23", "l_receiptdate": "1995-06-24", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "TRUCK", "l_comment": " unusual, bold theodolit" }
+{ "l_orderkey": 5959, "l_partkey": 135, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 49, "l_extendedprice": 50721.37d, "l_discount": 0.07d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-07-16", "l_commitdate": "1992-08-09", "l_receiptdate": "1992-08-14", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "SHIP", "l_comment": "usual packages haggle slyly pi" }
+{ "l_orderkey": 5988, "l_partkey": 172, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 43958.97d, "l_discount": 0.08d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-01-20", "l_commitdate": "1994-02-06", "l_receiptdate": "1994-02-10", "l_shipinstruct": "COLLECT COD", "l_shipmode": "AIR", "l_comment": "the pending, express reque" }
diff --git a/asterix-app/src/test/resources/runtimets/results/dml/using-prefix-merge-policy/using-prefix-merge-policy.1.adm b/asterix-app/src/test/resources/runtimets/results/dml/using-prefix-merge-policy/using-prefix-merge-policy.1.adm
new file mode 100644
index 0000000..0d69984
--- /dev/null
+++ b/asterix-app/src/test/resources/runtimets/results/dml/using-prefix-merge-policy/using-prefix-merge-policy.1.adm
@@ -0,0 +1,167 @@
+{ "l_orderkey": 36, "l_partkey": 120, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 42, "l_extendedprice": 42845.04d, "l_discount": 0.09d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-02-03", "l_commitdate": "1996-01-21", "l_receiptdate": "1996-02-23", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": " careful courts. special " }
+{ "l_orderkey": 68, "l_partkey": 8, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 2724.0d, "l_discount": 0.05d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-07-04", "l_commitdate": "1998-06-05", "l_receiptdate": "1998-07-21", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "fully special instructions cajole. furious" }
+{ "l_orderkey": 162, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2180.38d, "l_discount": 0.02d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-09-02", "l_commitdate": "1995-06-17", "l_receiptdate": "1995-09-08", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "es! final somas integrate" }
+{ "l_orderkey": 192, "l_partkey": 98, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 23, "l_extendedprice": 22956.07d, "l_discount": 0.0d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-02-05", "l_commitdate": "1998-02-06", "l_receiptdate": "1998-03-07", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "ly pending theodolites haggle quickly fluf" }
+{ "l_orderkey": 197, "l_partkey": 99, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 39, "l_extendedprice": 38964.51d, "l_discount": 0.02d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-07-21", "l_commitdate": "1995-07-01", "l_receiptdate": "1995-08-14", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "press accounts. daringly sp" }
+{ "l_orderkey": 227, "l_partkey": 166, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 19, "l_extendedprice": 20257.04d, "l_discount": 0.05d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-12-10", "l_commitdate": "1996-01-30", "l_receiptdate": "1995-12-26", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "s cajole furiously a" }
+{ "l_orderkey": 290, "l_partkey": 6, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 35, "l_extendedprice": 31710.0d, "l_discount": 0.01d, "l_tax": 0.02d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-04-01", "l_commitdate": "1994-02-05", "l_receiptdate": "1994-04-27", "l_shipinstruct": "NONE", "l_shipmode": "MAIL", "l_comment": "ove the final foxes detect slyly fluffily" }
+{ "l_orderkey": 325, "l_partkey": 159, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 34, "l_extendedprice": 36011.1d, "l_discount": 0.09d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-10-28", "l_commitdate": "1993-12-13", "l_receiptdate": "1993-11-17", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "ly bold deposits. always iron" }
+{ "l_orderkey": 355, "l_partkey": 114, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 31, "l_extendedprice": 31437.41d, "l_discount": 0.09d, "l_tax": 0.07d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-07-13", "l_commitdate": "1994-08-18", "l_receiptdate": "1994-07-18", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "y unusual, ironic" }
+{ "l_orderkey": 389, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2180.38d, "l_discount": 0.09d, "l_tax": 0.0d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-04-13", "l_commitdate": "1994-04-10", "l_receiptdate": "1994-04-25", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "fts. courts eat blithely even dependenc" }
+{ "l_orderkey": 391, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 14, "l_extendedprice": 14309.68d, "l_discount": 0.09d, "l_tax": 0.02d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1995-02-11", "l_commitdate": "1995-02-03", "l_receiptdate": "1995-02-13", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": " escapades sleep furiously about " }
+{ "l_orderkey": 417, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 39, "l_extendedprice": 36661.56d, "l_discount": 0.01d, "l_tax": 0.02d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-05-31", "l_commitdate": "1994-05-02", "l_receiptdate": "1994-06-06", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "y regular requests wake along " }
+{ "l_orderkey": 453, "l_partkey": 198, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 45, "l_extendedprice": 49418.55d, "l_discount": 0.01d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-06-30", "l_commitdate": "1997-08-20", "l_receiptdate": "1997-07-19", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "ifts wake carefully." }
+{ "l_orderkey": 485, "l_partkey": 150, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 50, "l_extendedprice": 52507.5d, "l_discount": 0.01d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-03-28", "l_commitdate": "1997-05-26", "l_receiptdate": "1997-04-18", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "iously quick excuses. carefully final f" }
+{ "l_orderkey": 545, "l_partkey": 170, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 4280.68d, "l_discount": 0.02d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-02-23", "l_commitdate": "1995-12-16", "l_receiptdate": "1996-03-21", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": ", ironic grouches cajole over" }
+{ "l_orderkey": 581, "l_partkey": 64, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 39526.46d, "l_discount": 0.09d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-05-26", "l_commitdate": "1997-04-06", "l_receiptdate": "1997-06-10", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "nts. quickly" }
+{ "l_orderkey": 647, "l_partkey": 17, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 37597.41d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-11-19", "l_commitdate": "1997-09-24", "l_receiptdate": "1997-12-15", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "r instructions. quickly unusu" }
+{ "l_orderkey": 704, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 40, "l_extendedprice": 43607.6d, "l_discount": 0.05d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-30", "l_commitdate": "1997-01-10", "l_receiptdate": "1997-02-20", "l_shipinstruct": "COLLECT COD", "l_shipmode": "AIR", "l_comment": "ggle quickly. r" }
+{ "l_orderkey": 738, "l_partkey": 198, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 34, "l_extendedprice": 37338.46d, "l_discount": 0.0d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-06-09", "l_commitdate": "1993-04-15", "l_receiptdate": "1993-07-09", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "s against the ironic exc" }
+{ "l_orderkey": 773, "l_partkey": 100, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 5, "l_extendedprice": 5000.5d, "l_discount": 0.06d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-11-21", "l_commitdate": "1993-12-19", "l_receiptdate": "1993-12-21", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "ar requests. regular, thin packages u" }
+{ "l_orderkey": 800, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 36938.66d, "l_discount": 0.0d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-07-21", "l_commitdate": "1998-09-25", "l_receiptdate": "1998-08-07", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "according to the bold, final dependencies " }
+{ "l_orderkey": 900, "l_partkey": 199, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 48364.36d, "l_discount": 0.01d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-12-15", "l_commitdate": "1994-12-03", "l_receiptdate": "1994-12-27", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": " detect quick" }
+{ "l_orderkey": 931, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 18, "l_extendedprice": 16920.72d, "l_discount": 0.0d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-04-04", "l_commitdate": "1993-01-11", "l_receiptdate": "1993-04-13", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "slyly ironic re" }
+{ "l_orderkey": 932, "l_partkey": 44, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 38705.64d, "l_discount": 0.01d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-06-05", "l_commitdate": "1997-07-22", "l_receiptdate": "1997-06-26", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": "foxes. ironic pl" }
+{ "l_orderkey": 965, "l_partkey": 108, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 20, "l_extendedprice": 20162.0d, "l_discount": 0.04d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "F", "l_shipdate": "1995-06-16", "l_commitdate": "1995-07-20", "l_receiptdate": "1995-07-06", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "kly. carefully pending requ" }
+{ "l_orderkey": 995, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 15, "l_extendedprice": 16097.55d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-06-30", "l_commitdate": "1995-08-04", "l_receiptdate": "1995-07-27", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "uses. fluffily fina" }
+{ "l_orderkey": 1025, "l_partkey": 150, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 36, "l_extendedprice": 37805.4d, "l_discount": 0.03d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1995-05-15", "l_commitdate": "1995-07-05", "l_receiptdate": "1995-06-10", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "e unusual, regular instr" }
+{ "l_orderkey": 1027, "l_partkey": 156, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 45414.45d, "l_discount": 0.07d, "l_tax": 0.08d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-06-17", "l_commitdate": "1992-08-28", "l_receiptdate": "1992-07-10", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "oxes. carefully regular deposits" }
+{ "l_orderkey": 1155, "l_partkey": 70, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 3880.28d, "l_discount": 0.09d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-10-19", "l_commitdate": "1997-12-09", "l_receiptdate": "1997-11-02", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "SHIP", "l_comment": "ic foxes according to the carefully final " }
+{ "l_orderkey": 1185, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 8, "l_extendedprice": 7776.56d, "l_discount": 0.01d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-12-05", "l_commitdate": "1992-10-05", "l_receiptdate": "1992-12-28", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "ely according to the furiously regular r" }
+{ "l_orderkey": 1216, "l_partkey": 97, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 8, "l_extendedprice": 7976.72d, "l_discount": 0.03d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-02-01", "l_commitdate": "1993-03-06", "l_receiptdate": "1993-02-08", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": " of the carefully express" }
+{ "l_orderkey": 1223, "l_partkey": 100, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 28, "l_extendedprice": 28002.8d, "l_discount": 0.1d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-08-07", "l_commitdate": "1996-07-24", "l_receiptdate": "1996-08-13", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": " quickly ironic requests. furious" }
+{ "l_orderkey": 1381, "l_partkey": 144, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 49074.58d, "l_discount": 0.08d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-09-22", "l_commitdate": "1998-08-12", "l_receiptdate": "1998-10-12", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": "ly ironic deposits" }
+{ "l_orderkey": 1409, "l_partkey": 99, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 23, "l_extendedprice": 22979.07d, "l_discount": 0.01d, "l_tax": 0.03d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-04-18", "l_commitdate": "1993-02-25", "l_receiptdate": "1993-05-06", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "ions. slyly ironic packages wake quick" }
+{ "l_orderkey": 1445, "l_partkey": 100, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 24, "l_extendedprice": 24002.4d, "l_discount": 0.01d, "l_tax": 0.0d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1995-02-21", "l_commitdate": "1995-02-22", "l_receiptdate": "1995-03-18", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "SHIP", "l_comment": "al accounts use furiously a" }
+{ "l_orderkey": 1477, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 31, "l_extendedprice": 30134.17d, "l_discount": 0.0d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-12-16", "l_commitdate": "1997-09-30", "l_receiptdate": "1997-12-17", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": " requests. fluffily final " }
+{ "l_orderkey": 1540, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 40780.46d, "l_discount": 0.03d, "l_tax": 0.01d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-09-30", "l_commitdate": "1992-10-27", "l_receiptdate": "1992-10-12", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": " final grouches bo" }
+{ "l_orderkey": 1568, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 36, "l_extendedprice": 35643.24d, "l_discount": 0.02d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-05-31", "l_commitdate": "1997-04-22", "l_receiptdate": "1997-06-21", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "platelets-- furiously sly excu" }
+{ "l_orderkey": 1605, "l_partkey": 142, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 48980.58d, "l_discount": 0.0d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-04-29", "l_commitdate": "1998-06-12", "l_receiptdate": "1998-05-20", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": ". carefully r" }
+{ "l_orderkey": 1607, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2180.38d, "l_discount": 0.02d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-01-11", "l_commitdate": "1996-02-15", "l_receiptdate": "1996-01-19", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "packages haggle. regular requests boost s" }
+{ "l_orderkey": 1635, "l_partkey": 71, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 2913.21d, "l_discount": 0.06d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-03-13", "l_commitdate": "1997-03-25", "l_receiptdate": "1997-03-27", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": " quickly ironic r" }
+{ "l_orderkey": 1700, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 39525.32d, "l_discount": 0.04d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-10-03", "l_commitdate": "1996-07-27", "l_receiptdate": "1996-10-22", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "ular dependencies engage slyly " }
+{ "l_orderkey": 1796, "l_partkey": 10, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 28, "l_extendedprice": 25480.28d, "l_discount": 0.08d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-12-01", "l_commitdate": "1993-01-01", "l_receiptdate": "1992-12-24", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "y quickly ironic accounts." }
+{ "l_orderkey": 1825, "l_partkey": 156, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 45414.45d, "l_discount": 0.05d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-02-18", "l_commitdate": "1994-02-19", "l_receiptdate": "1994-03-02", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": " accounts breach fluffily spe" }
+{ "l_orderkey": 1827, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 46534.23d, "l_discount": 0.0d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-08-01", "l_commitdate": "1996-08-07", "l_receiptdate": "1996-08-23", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": ". pending courts about the even e" }
+{ "l_orderkey": 1893, "l_partkey": 99, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 42960.87d, "l_discount": 0.1d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-01-25", "l_commitdate": "1998-01-06", "l_receiptdate": "1998-02-14", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "he carefully regular " }
+{ "l_orderkey": 1924, "l_partkey": 73, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 6811.49d, "l_discount": 0.06d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-01", "l_commitdate": "1996-12-02", "l_receiptdate": "1997-01-08", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "osits. even accounts nag furious" }
+{ "l_orderkey": 1953, "l_partkey": 128, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 25, "l_extendedprice": 25703.0d, "l_discount": 0.07d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-01-07", "l_commitdate": "1994-01-28", "l_receiptdate": "1994-01-29", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "ular, regular i" }
+{ "l_orderkey": 1985, "l_partkey": 28, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 33, "l_extendedprice": 30624.66d, "l_discount": 0.1d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-12-04", "l_commitdate": "1994-11-01", "l_receiptdate": "1994-12-05", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "s are express packages. pendin" }
+{ "l_orderkey": 1988, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 36, "l_extendedprice": 34994.52d, "l_discount": 0.09d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-01-21", "l_commitdate": "1995-11-24", "l_receiptdate": "1996-01-27", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "gular theodolites. " }
+{ "l_orderkey": 2048, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 6545.21d, "l_discount": 0.06d, "l_tax": 0.01d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-12-07", "l_commitdate": "1994-01-31", "l_receiptdate": "1994-01-05", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": "lent platelets boost deposits. carefully sp" }
+{ "l_orderkey": 2086, "l_partkey": 60, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 22, "l_extendedprice": 21121.32d, "l_discount": 0.03d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-12-04", "l_commitdate": "1994-12-16", "l_receiptdate": "1994-12-20", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "RAIL", "l_comment": "idly busy acc" }
+{ "l_orderkey": 2118, "l_partkey": 160, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 24, "l_extendedprice": 25443.84d, "l_discount": 0.1d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-06", "l_commitdate": "1996-12-14", "l_receiptdate": "1997-01-14", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "about the slyly bold depende" }
+{ "l_orderkey": 2183, "l_partkey": 71, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 28161.03d, "l_discount": 0.05d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-07-21", "l_commitdate": "1996-08-24", "l_receiptdate": "1996-08-15", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "ly unusual deposits sleep carefully" }
+{ "l_orderkey": 2211, "l_partkey": 48, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 25, "l_extendedprice": 23701.0d, "l_discount": 0.04d, "l_tax": 0.01d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-10-09", "l_commitdate": "1994-08-04", "l_receiptdate": "1994-11-03", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "deas. carefully special theodolites along" }
+{ "l_orderkey": 2215, "l_partkey": 73, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 33, "l_extendedprice": 32111.31d, "l_discount": 0.0d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-07-19", "l_commitdate": "1996-08-10", "l_receiptdate": "1996-07-30", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": "dolites cajole b" }
+{ "l_orderkey": 2272, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 18, "l_extendedprice": 17821.62d, "l_discount": 0.04d, "l_tax": 0.0d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-08-01", "l_commitdate": "1993-07-06", "l_receiptdate": "1993-08-25", "l_shipinstruct": "NONE", "l_shipmode": "MAIL", "l_comment": "ons along the blithely e" }
+{ "l_orderkey": 2342, "l_partkey": 42, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 12, "l_extendedprice": 11304.48d, "l_discount": 0.0d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-07-31", "l_commitdate": "1996-07-26", "l_receiptdate": "1996-08-14", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "print blithely even deposits. carefull" }
+{ "l_orderkey": 2343, "l_partkey": 110, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 27, "l_extendedprice": 27272.97d, "l_discount": 0.0d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-11-10", "l_commitdate": "1995-11-17", "l_receiptdate": "1995-12-10", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "old theodolites." }
+{ "l_orderkey": 2439, "l_partkey": 164, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2128.32d, "l_discount": 0.09d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-04-14", "l_commitdate": "1997-06-11", "l_receiptdate": "1997-05-09", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "courts boos" }
+{ "l_orderkey": 2469, "l_partkey": 166, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 11, "l_extendedprice": 11727.76d, "l_discount": 0.0d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-02-09", "l_commitdate": "1997-01-26", "l_receiptdate": "1997-02-16", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "ies wake carefully b" }
+{ "l_orderkey": 2592, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 6930.63d, "l_discount": 0.1d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-03-13", "l_commitdate": "1993-04-25", "l_receiptdate": "1993-04-01", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": " carefully special theodolites integrate " }
+{ "l_orderkey": 2625, "l_partkey": 20, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 42, "l_extendedprice": 38640.84d, "l_discount": 0.02d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-10-18", "l_commitdate": "1992-11-17", "l_receiptdate": "1992-10-23", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": " even accounts haggle furiously" }
+{ "l_orderkey": 2659, "l_partkey": 42, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 28, "l_extendedprice": 26377.12d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-03-17", "l_commitdate": "1994-01-24", "l_receiptdate": "1994-03-19", "l_shipinstruct": "NONE", "l_shipmode": "FOB", "l_comment": "idle tithes" }
+{ "l_orderkey": 2689, "l_partkey": 6, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 45, "l_extendedprice": 40770.0d, "l_discount": 0.02d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-04-29", "l_commitdate": "1992-06-22", "l_receiptdate": "1992-04-30", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "e quickly. carefully silent" }
+{ "l_orderkey": 2690, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 45766.16d, "l_discount": 0.05d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-05-30", "l_commitdate": "1996-05-19", "l_receiptdate": "1996-06-26", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "ly alongside of th" }
+{ "l_orderkey": 2692, "l_partkey": 17, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 2751.03d, "l_discount": 0.1d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-02-25", "l_commitdate": "1998-01-29", "l_receiptdate": "1998-03-27", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "equests. bold, even foxes haggle slyl" }
+{ "l_orderkey": 2694, "l_partkey": 153, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 31594.5d, "l_discount": 0.02d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-06-20", "l_commitdate": "1996-06-01", "l_receiptdate": "1996-07-15", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "oxes. never iro" }
+{ "l_orderkey": 2759, "l_partkey": 59, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 10, "l_extendedprice": 9590.5d, "l_discount": 0.1d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-12-14", "l_commitdate": "1994-01-08", "l_receiptdate": "1994-01-01", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "s. busily ironic theodo" }
+{ "l_orderkey": 2819, "l_partkey": 70, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 17, "l_extendedprice": 16491.19d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-07-16", "l_commitdate": "1994-07-15", "l_receiptdate": "1994-07-17", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "en deposits above the f" }
+{ "l_orderkey": 2850, "l_partkey": 97, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 42874.87d, "l_discount": 0.02d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-11", "l_commitdate": "1996-11-03", "l_receiptdate": "1997-02-01", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "unusual accounts" }
+{ "l_orderkey": 2886, "l_partkey": 60, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 1, "l_extendedprice": 960.06d, "l_discount": 0.09d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1995-02-01", "l_commitdate": "1994-12-18", "l_receiptdate": "1995-02-28", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "eposits fr" }
+{ "l_orderkey": 2912, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 8, "l_extendedprice": 8176.96d, "l_discount": 0.06d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-04-09", "l_commitdate": "1992-04-19", "l_receiptdate": "1992-04-26", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "hs cajole over the slyl" }
+{ "l_orderkey": 2944, "l_partkey": 120, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 44885.28d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-12-25", "l_commitdate": "1997-10-28", "l_receiptdate": "1998-01-21", "l_shipinstruct": "COLLECT COD", "l_shipmode": "AIR", "l_comment": "ickly special theodolit" }
+{ "l_orderkey": 2947, "l_partkey": 10, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 37, "l_extendedprice": 33670.37d, "l_discount": 0.09d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-08-09", "l_commitdate": "1995-07-05", "l_receiptdate": "1995-08-20", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "RAIL", "l_comment": "e accounts: expres" }
+{ "l_orderkey": 2950, "l_partkey": 130, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 32, "l_extendedprice": 32964.16d, "l_discount": 0.01d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-09-21", "l_commitdate": "1997-08-25", "l_receiptdate": "1997-10-08", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "REG AIR", "l_comment": "its wake carefully slyly final ideas." }
+{ "l_orderkey": 2978, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 28712.61d, "l_discount": 0.0d, "l_tax": 0.08d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1995-06-03", "l_commitdate": "1995-07-25", "l_receiptdate": "1995-06-06", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "ecial ideas promise slyly" }
+{ "l_orderkey": 3143, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 22, "l_extendedprice": 21781.98d, "l_discount": 0.02d, "l_tax": 0.0d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-05-11", "l_commitdate": "1993-03-26", "l_receiptdate": "1993-05-20", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "l, special instructions nag " }
+{ "l_orderkey": 3264, "l_partkey": 200, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 39, "l_extendedprice": 42907.8d, "l_discount": 0.06d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-11-07", "l_commitdate": "1996-12-12", "l_receiptdate": "1996-11-20", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": "sleep carefully after the slyly final" }
+{ "l_orderkey": 3266, "l_partkey": 64, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 31, "l_extendedprice": 29885.86d, "l_discount": 0.09d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-06-19", "l_commitdate": "1995-05-04", "l_receiptdate": "1995-07-06", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "grate among the quickly express deposits" }
+{ "l_orderkey": 3270, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 11, "l_extendedprice": 10285.33d, "l_discount": 0.07d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-07-29", "l_commitdate": "1997-08-11", "l_receiptdate": "1997-08-05", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": " solve at the regular deposits. " }
+{ "l_orderkey": 3364, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 49, "l_extendedprice": 48514.41d, "l_discount": 0.03d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-09-17", "l_commitdate": "1997-08-23", "l_receiptdate": "1997-10-06", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "d accounts? caref" }
+{ "l_orderkey": 3366, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 3760.16d, "l_discount": 0.07d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-05-20", "l_commitdate": "1997-06-25", "l_receiptdate": "1997-06-03", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": " carefully about " }
+{ "l_orderkey": 3425, "l_partkey": 120, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 11, "l_extendedprice": 11221.32d, "l_discount": 0.03d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-04-24", "l_commitdate": "1996-05-29", "l_receiptdate": "1996-05-23", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "ckly final deposits use quickly?" }
+{ "l_orderkey": 3460, "l_partkey": 11, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 40, "l_extendedprice": 36440.4d, "l_discount": 0.1d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-12-28", "l_commitdate": "1995-12-14", "l_receiptdate": "1996-01-02", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "odolites are slyly bold deposits" }
+{ "l_orderkey": 3494, "l_partkey": 117, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 40, "l_extendedprice": 40684.4d, "l_discount": 0.05d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-07-10", "l_commitdate": "1993-06-01", "l_receiptdate": "1993-07-25", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "lites haggle furiously about the fin" }
+{ "l_orderkey": 3520, "l_partkey": 28, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 27840.6d, "l_discount": 0.04d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-11-11", "l_commitdate": "1997-10-02", "l_receiptdate": "1997-12-06", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "deas should solve blithely among the ironi" }
+{ "l_orderkey": 3559, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 28712.61d, "l_discount": 0.0d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-12-10", "l_commitdate": "1992-12-03", "l_receiptdate": "1992-12-20", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "l, regular accounts wake flu" }
+{ "l_orderkey": 3585, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 21, "l_extendedprice": 21464.52d, "l_discount": 0.05d, "l_tax": 0.04d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-12-04", "l_commitdate": "1994-12-25", "l_receiptdate": "1995-01-01", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "ounts use. express, final platelets us" }
+{ "l_orderkey": 3618, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 39525.32d, "l_discount": 0.08d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-12-22", "l_commitdate": "1998-02-23", "l_receiptdate": "1998-01-03", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "nts haggle fluffily above the regular " }
+{ "l_orderkey": 3715, "l_partkey": 97, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 13, "l_extendedprice": 12962.17d, "l_discount": 0.0d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-05-11", "l_commitdate": "1996-04-25", "l_receiptdate": "1996-06-09", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "e quickly ironic" }
+{ "l_orderkey": 3844, "l_partkey": 135, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2070.26d, "l_discount": 0.03d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1995-02-24", "l_commitdate": "1995-02-03", "l_receiptdate": "1995-03-18", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "es haggle final acco" }
+{ "l_orderkey": 3878, "l_partkey": 200, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 6, "l_extendedprice": 6601.2d, "l_discount": 0.07d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-06-21", "l_commitdate": "1997-05-22", "l_receiptdate": "1997-07-01", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "s. regular instru" }
+{ "l_orderkey": 3906, "l_partkey": 153, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 42, "l_extendedprice": 44232.3d, "l_discount": 0.0d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-09-03", "l_commitdate": "1992-07-22", "l_receiptdate": "1992-09-04", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": "jole blithely after the furiously regular " }
+{ "l_orderkey": 3974, "l_partkey": 22, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 43334.94d, "l_discount": 0.1d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-06-03", "l_commitdate": "1996-05-08", "l_receiptdate": "1996-06-28", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "dencies above the re" }
+{ "l_orderkey": 4001, "l_partkey": 106, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 26, "l_extendedprice": 26158.6d, "l_discount": 0.0d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-07-26", "l_commitdate": "1997-06-18", "l_receiptdate": "1997-08-08", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "RAIL", "l_comment": "tegrate blithely" }
+{ "l_orderkey": 4005, "l_partkey": 4, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 26, "l_extendedprice": 23504.0d, "l_discount": 0.09d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-12-01", "l_commitdate": "1997-02-03", "l_receiptdate": "1996-12-15", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": " to the quic" }
+{ "l_orderkey": 4033, "l_partkey": 110, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 27, "l_extendedprice": 27272.97d, "l_discount": 0.01d, "l_tax": 0.04d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-08-08", "l_commitdate": "1993-08-14", "l_receiptdate": "1993-08-09", "l_shipinstruct": "NONE", "l_shipmode": "AIR", "l_comment": "pinto beans" }
+{ "l_orderkey": 4034, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 48, "l_extendedprice": 52329.12d, "l_discount": 0.03d, "l_tax": 0.03d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-03-01", "l_commitdate": "1994-01-16", "l_receiptdate": "1994-03-16", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": " blithely regular requests play carefull" }
+{ "l_orderkey": 4036, "l_partkey": 6, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 46, "l_extendedprice": 41676.0d, "l_discount": 0.09d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-06-21", "l_commitdate": "1997-05-29", "l_receiptdate": "1997-07-18", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "usly across the even th" }
+{ "l_orderkey": 4064, "l_partkey": 199, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 3297.57d, "l_discount": 0.1d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-04", "l_commitdate": "1997-01-01", "l_receiptdate": "1997-01-23", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "its! quickly sp" }
+{ "l_orderkey": 4067, "l_partkey": 180, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 18, "l_extendedprice": 19443.24d, "l_discount": 0.03d, "l_tax": 0.08d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-01-24", "l_commitdate": "1992-12-23", "l_receiptdate": "1993-02-20", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "FOB", "l_comment": "e the slyly final packages d" }
+{ "l_orderkey": 4068, "l_partkey": 110, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 43434.73d, "l_discount": 0.05d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-11-28", "l_commitdate": "1996-11-16", "l_receiptdate": "1996-12-22", "l_shipinstruct": "NONE", "l_shipmode": "AIR", "l_comment": "ructions. regular, special packag" }
+{ "l_orderkey": 4098, "l_partkey": 200, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 46, "l_extendedprice": 50609.2d, "l_discount": 0.07d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-01-26", "l_commitdate": "1997-01-27", "l_receiptdate": "1997-02-13", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "e slyly blithely silent deposits. fluff" }
+{ "l_orderkey": 4192, "l_partkey": 11, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 36, "l_extendedprice": 32796.36d, "l_discount": 0.06d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-04-25", "l_commitdate": "1998-05-26", "l_receiptdate": "1998-05-03", "l_shipinstruct": "COLLECT COD", "l_shipmode": "TRUCK", "l_comment": "eodolites sleep" }
+{ "l_orderkey": 4194, "l_partkey": 197, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 47179.17d, "l_discount": 0.08d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-11-06", "l_commitdate": "1994-12-09", "l_receiptdate": "1994-11-16", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "olites are after the exp" }
+{ "l_orderkey": 4261, "l_partkey": 110, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 12, "l_extendedprice": 12121.32d, "l_discount": 0.05d, "l_tax": 0.01d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-11-01", "l_commitdate": "1993-01-01", "l_receiptdate": "1992-11-12", "l_shipinstruct": "NONE", "l_shipmode": "FOB", "l_comment": "into beans " }
+{ "l_orderkey": 4418, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 32, "l_extendedprice": 29920.96d, "l_discount": 0.02d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-05-28", "l_commitdate": "1993-06-02", "l_receiptdate": "1993-05-30", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "ly. bold pinto b" }
+{ "l_orderkey": 4422, "l_partkey": 135, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 5, "l_extendedprice": 5175.65d, "l_discount": 0.09d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-07-17", "l_commitdate": "1995-08-13", "l_receiptdate": "1995-07-25", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "e furiously about t" }
+{ "l_orderkey": 4486, "l_partkey": 135, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 46, "l_extendedprice": 47615.98d, "l_discount": 0.08d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-05-02", "l_commitdate": "1998-04-05", "l_receiptdate": "1998-05-08", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "ackages. specia" }
+{ "l_orderkey": 4512, "l_partkey": 162, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 31864.8d, "l_discount": 0.07d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-01-28", "l_commitdate": "1995-12-22", "l_receiptdate": "1996-02-22", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "ly unusual package" }
+{ "l_orderkey": 4513, "l_partkey": 170, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 31034.93d, "l_discount": 0.03d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-05-18", "l_commitdate": "1996-05-23", "l_receiptdate": "1996-06-08", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "cajole. regular packages boost. s" }
+{ "l_orderkey": 4545, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 38, "l_extendedprice": 40780.46d, "l_discount": 0.06d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-01-27", "l_commitdate": "1993-03-01", "l_receiptdate": "1993-02-04", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "nts serve according to th" }
+{ "l_orderkey": 4549, "l_partkey": 159, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 46602.6d, "l_discount": 0.08d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-03-13", "l_commitdate": "1998-04-15", "l_receiptdate": "1998-03-27", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "ding to the regular, silent requests" }
+{ "l_orderkey": 4551, "l_partkey": 11, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 6, "l_extendedprice": 5466.06d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-05-18", "l_commitdate": "1996-04-23", "l_receiptdate": "1996-06-13", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "TRUCK", "l_comment": "fily silent fo" }
+{ "l_orderkey": 4576, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 5, "l_extendedprice": 4950.45d, "l_discount": 0.09d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-08-23", "l_commitdate": "1996-11-08", "l_receiptdate": "1996-09-20", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "ly express, special asymptote" }
+{ "l_orderkey": 4608, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 32195.1d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-10-08", "l_commitdate": "1994-07-18", "l_receiptdate": "1994-10-25", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "SHIP", "l_comment": "s cajole. slyly " }
+{ "l_orderkey": 4641, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 45, "l_extendedprice": 49058.55d, "l_discount": 0.07d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-05-11", "l_commitdate": "1993-04-19", "l_receiptdate": "1993-05-21", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": " about the close " }
+{ "l_orderkey": 4679, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 7631.33d, "l_discount": 0.1d, "l_tax": 0.05d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-05-11", "l_commitdate": "1993-04-11", "l_receiptdate": "1993-05-16", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "kages. bold, regular packa" }
+{ "l_orderkey": 4769, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 16, "l_extendedprice": 14960.48d, "l_discount": 0.08d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-07-16", "l_commitdate": "1995-07-05", "l_receiptdate": "1995-07-22", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "FOB", "l_comment": " deposits. slyly even asymptote" }
+{ "l_orderkey": 4802, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 6, "l_extendedprice": 5640.24d, "l_discount": 0.0d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-04-16", "l_commitdate": "1997-03-25", "l_receiptdate": "1997-04-21", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "unusual accounts wake blithely. b" }
+{ "l_orderkey": 4804, "l_partkey": 128, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 45237.28d, "l_discount": 0.06d, "l_tax": 0.08d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-05-02", "l_commitdate": "1992-03-24", "l_receiptdate": "1992-05-28", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "AIR", "l_comment": "aggle quickly among the slyly fi" }
+{ "l_orderkey": 4805, "l_partkey": 150, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 7, "l_extendedprice": 7351.05d, "l_discount": 0.09d, "l_tax": 0.03d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-05-01", "l_commitdate": "1992-07-09", "l_receiptdate": "1992-05-09", "l_shipinstruct": "NONE", "l_shipmode": "FOB", "l_comment": " requests. regular deposit" }
+{ "l_orderkey": 4807, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 9, "l_extendedprice": 9199.08d, "l_discount": 0.04d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-04-23", "l_commitdate": "1997-03-01", "l_receiptdate": "1997-05-15", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "TRUCK", "l_comment": "may are blithely. carefully even pinto b" }
+{ "l_orderkey": 4836, "l_partkey": 162, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 22, "l_extendedprice": 23367.52d, "l_discount": 0.01d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-03-03", "l_commitdate": "1997-02-23", "l_receiptdate": "1997-03-04", "l_shipinstruct": "NONE", "l_shipmode": "SHIP", "l_comment": "al pinto beans. care" }
+{ "l_orderkey": 4837, "l_partkey": 42, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 16, "l_extendedprice": 15072.64d, "l_discount": 0.09d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-08-12", "l_commitdate": "1998-06-06", "l_receiptdate": "1998-08-26", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "ing requests are blithely regular instructi" }
+{ "l_orderkey": 4898, "l_partkey": 72, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 42771.08d, "l_discount": 0.07d, "l_tax": 0.02d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-09-13", "l_commitdate": "1994-08-18", "l_receiptdate": "1994-09-16", "l_shipinstruct": "NONE", "l_shipmode": "FOB", "l_comment": "y regular grouches about" }
+{ "l_orderkey": 4928, "l_partkey": 100, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 4000.4d, "l_discount": 0.04d, "l_tax": 0.02d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-10-25", "l_commitdate": "1993-12-24", "l_receiptdate": "1993-11-16", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": "bout the slyly final accounts. carefull" }
+{ "l_orderkey": 4929, "l_partkey": 14, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 20, "l_extendedprice": 18280.2d, "l_discount": 0.0d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-03-12", "l_commitdate": "1996-05-23", "l_receiptdate": "1996-03-20", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": " final pinto beans detect. final," }
+{ "l_orderkey": 4967, "l_partkey": 71, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 50, "l_extendedprice": 48553.5d, "l_discount": 0.07d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-05-27", "l_commitdate": "1997-05-13", "l_receiptdate": "1997-06-12", "l_shipinstruct": "NONE", "l_shipmode": "REG AIR", "l_comment": "kages. final, unusual accounts c" }
+{ "l_orderkey": 4996, "l_partkey": 56, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 35, "l_extendedprice": 33461.75d, "l_discount": 0.07d, "l_tax": 0.01d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-10-30", "l_commitdate": "1992-10-27", "l_receiptdate": "1992-11-05", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "SHIP", "l_comment": "s. unusual, regular dolphins integrate care" }
+{ "l_orderkey": 5028, "l_partkey": 14, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 15, "l_extendedprice": 13710.15d, "l_discount": 0.07d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-07-17", "l_commitdate": "1992-07-16", "l_receiptdate": "1992-08-05", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "es are quickly final pains. furiously pend" }
+{ "l_orderkey": 5031, "l_partkey": 50, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 15, "l_extendedprice": 14250.75d, "l_discount": 0.02d, "l_tax": 0.05d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1995-04-01", "l_commitdate": "1995-02-24", "l_receiptdate": "1995-04-12", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": "yly pending theodolites." }
+{ "l_orderkey": 5092, "l_partkey": 164, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 30, "l_extendedprice": 31924.8d, "l_discount": 0.06d, "l_tax": 0.0d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-12-27", "l_commitdate": "1995-12-08", "l_receiptdate": "1996-01-09", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "ss, ironic deposits. furiously stea" }
+{ "l_orderkey": 5153, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 42, "l_extendedprice": 39271.26d, "l_discount": 0.03d, "l_tax": 0.01d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-10-03", "l_commitdate": "1995-11-09", "l_receiptdate": "1995-10-11", "l_shipinstruct": "COLLECT COD", "l_shipmode": "RAIL", "l_comment": "re thinly. ironic" }
+{ "l_orderkey": 5154, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 11, "l_extendedprice": 11992.09d, "l_discount": 0.02d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-08-06", "l_commitdate": "1997-06-30", "l_receiptdate": "1997-09-04", "l_shipinstruct": "NONE", "l_shipmode": "RAIL", "l_comment": "luffily bold foxes. final" }
+{ "l_orderkey": 5185, "l_partkey": 197, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 37, "l_extendedprice": 40596.03d, "l_discount": 0.0d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-08-08", "l_commitdate": "1997-09-08", "l_receiptdate": "1997-08-14", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": "gainst the courts dazzle care" }
+{ "l_orderkey": 5187, "l_partkey": 11, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 49, "l_extendedprice": 44639.49d, "l_discount": 0.04d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-10-20", "l_commitdate": "1997-10-12", "l_receiptdate": "1997-10-26", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "AIR", "l_comment": "l, regular platelets instead of the foxes w" }
+{ "l_orderkey": 5190, "l_partkey": 56, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 43, "l_extendedprice": 41110.15d, "l_discount": 0.09d, "l_tax": 0.06d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1992-08-19", "l_commitdate": "1992-06-10", "l_receiptdate": "1992-09-01", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "encies use fluffily unusual requests? hoc" }
+{ "l_orderkey": 5217, "l_partkey": 80, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 50, "l_extendedprice": 49004.0d, "l_discount": 0.05d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-12-26", "l_commitdate": "1995-11-21", "l_receiptdate": "1996-01-24", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "s. express, express accounts c" }
+{ "l_orderkey": 5281, "l_partkey": 114, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 37, "l_extendedprice": 37522.07d, "l_discount": 0.05d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-11-10", "l_commitdate": "1996-01-31", "l_receiptdate": "1995-11-22", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "MAIL", "l_comment": "ronic dependencies. fluffily final p" }
+{ "l_orderkey": 5284, "l_partkey": 173, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 16, "l_extendedprice": 17170.72d, "l_discount": 0.04d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-08-17", "l_commitdate": "1995-08-23", "l_receiptdate": "1995-08-26", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "TRUCK", "l_comment": "unts detect furiously even d" }
+{ "l_orderkey": 5286, "l_partkey": 199, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 1, "l_extendedprice": 1099.19d, "l_discount": 0.01d, "l_tax": 0.07d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-11-25", "l_commitdate": "1997-11-07", "l_receiptdate": "1997-12-17", "l_shipinstruct": "COLLECT COD", "l_shipmode": "REG AIR", "l_comment": "ly! furiously final pack" }
+{ "l_orderkey": 5313, "l_partkey": 17, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 34, "l_extendedprice": 31178.34d, "l_discount": 0.1d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-08-07", "l_commitdate": "1997-08-12", "l_receiptdate": "1997-08-24", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "FOB", "l_comment": "ccording to the blithely final account" }
+{ "l_orderkey": 5315, "l_partkey": 35, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 12, "l_extendedprice": 11220.36d, "l_discount": 0.08d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-12-18", "l_commitdate": "1993-01-16", "l_receiptdate": "1993-01-10", "l_shipinstruct": "NONE", "l_shipmode": "AIR", "l_comment": "ccounts. furiously ironi" }
+{ "l_orderkey": 5316, "l_partkey": 108, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 29, "l_extendedprice": 29234.9d, "l_discount": 0.1d, "l_tax": 0.05d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-03-28", "l_commitdate": "1994-04-29", "l_receiptdate": "1994-04-09", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "REG AIR", "l_comment": "ckly unusual foxes bo" }
+{ "l_orderkey": 5379, "l_partkey": 199, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 40, "l_extendedprice": 43967.6d, "l_discount": 0.01d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-10-01", "l_commitdate": "1995-10-19", "l_receiptdate": "1995-10-30", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "carefully final accounts haggle blithely. " }
+{ "l_orderkey": 5441, "l_partkey": 164, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 3, "l_extendedprice": 3192.48d, "l_discount": 0.0d, "l_tax": 0.02d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-08-12", "l_commitdate": "1994-10-14", "l_receiptdate": "1994-09-01", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": "are. unusual, " }
+{ "l_orderkey": 5445, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 33, "l_extendedprice": 32672.97d, "l_discount": 0.08d, "l_tax": 0.07d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1993-10-21", "l_commitdate": "1993-10-14", "l_receiptdate": "1993-10-28", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "REG AIR", "l_comment": "ests. final instructions" }
+{ "l_orderkey": 5446, "l_partkey": 190, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 27, "l_extendedprice": 29435.13d, "l_discount": 0.05d, "l_tax": 0.07d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-07-21", "l_commitdate": "1994-08-25", "l_receiptdate": "1994-08-17", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "RAIL", "l_comment": "ously across the quic" }
+{ "l_orderkey": 5447, "l_partkey": 99, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 31, "l_extendedprice": 30971.79d, "l_discount": 0.09d, "l_tax": 0.03d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1996-07-14", "l_commitdate": "1996-05-07", "l_receiptdate": "1996-07-17", "l_shipinstruct": "COLLECT COD", "l_shipmode": "SHIP", "l_comment": " foxes sleep. blithely unusual accounts det" }
+{ "l_orderkey": 5476, "l_partkey": 48, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 13, "l_extendedprice": 12324.52d, "l_discount": 0.01d, "l_tax": 0.04d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-12-27", "l_commitdate": "1997-12-08", "l_receiptdate": "1997-12-29", "l_shipinstruct": "COLLECT COD", "l_shipmode": "TRUCK", "l_comment": "iously special ac" }
+{ "l_orderkey": 5506, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 2, "l_extendedprice": 2080.28d, "l_discount": 0.0d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-02-04", "l_commitdate": "1994-01-13", "l_receiptdate": "1994-02-17", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "onic theodolites are fluffil" }
+{ "l_orderkey": 5536, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 14, "l_extendedprice": 13861.26d, "l_discount": 0.08d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-05-18", "l_commitdate": "1998-05-08", "l_receiptdate": "1998-06-05", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "instructions sleep " }
+{ "l_orderkey": 5572, "l_partkey": 22, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 24, "l_extendedprice": 22128.48d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-10-30", "l_commitdate": "1994-10-02", "l_receiptdate": "1994-11-27", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "ests cajole. evenly ironic exc" }
+{ "l_orderkey": 5664, "l_partkey": 122, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 25, "l_extendedprice": 25553.0d, "l_discount": 0.0d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-10-29", "l_commitdate": "1998-09-23", "l_receiptdate": "1998-11-25", "l_shipinstruct": "COLLECT COD", "l_shipmode": "FOB", "l_comment": "eposits: furiously ironic grouch" }
+{ "l_orderkey": 5670, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 27, "l_extendedprice": 26732.43d, "l_discount": 0.1d, "l_tax": 0.06d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1993-05-09", "l_commitdate": "1993-05-30", "l_receiptdate": "1993-06-06", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "REG AIR", "l_comment": " ideas promise bli" }
+{ "l_orderkey": 5728, "l_partkey": 44, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 47, "l_extendedprice": 44369.88d, "l_discount": 0.1d, "l_tax": 0.05d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-12-13", "l_commitdate": "1995-01-25", "l_receiptdate": "1994-12-25", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "nd the bravely final deposits. final ideas" }
+{ "l_orderkey": 5735, "l_partkey": 60, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 39362.46d, "l_discount": 0.01d, "l_tax": 0.01d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-12-23", "l_commitdate": "1995-02-10", "l_receiptdate": "1995-01-22", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "lthily ruthless i" }
+{ "l_orderkey": 5826, "l_partkey": 144, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 4176.56d, "l_discount": 0.03d, "l_tax": 0.06d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1998-07-31", "l_commitdate": "1998-09-10", "l_receiptdate": "1998-08-27", "l_shipinstruct": "NONE", "l_shipmode": "AIR", "l_comment": " packages across the fluffily spec" }
+{ "l_orderkey": 5829, "l_partkey": 40, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 4, "l_extendedprice": 3760.16d, "l_discount": 0.01d, "l_tax": 0.02d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-03-01", "l_commitdate": "1997-02-17", "l_receiptdate": "1997-03-22", "l_shipinstruct": "NONE", "l_shipmode": "TRUCK", "l_comment": "ithely; accounts cajole ideas. regular foxe" }
+{ "l_orderkey": 5856, "l_partkey": 4, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 1, "l_extendedprice": 904.0d, "l_discount": 0.03d, "l_tax": 0.02d, "l_returnflag": "A", "l_linestatus": "F", "l_shipdate": "1994-12-29", "l_commitdate": "1995-01-07", "l_receiptdate": "1995-01-10", "l_shipinstruct": "TAKE BACK RETURN", "l_shipmode": "MAIL", "l_comment": "tly. special deposits wake blithely even" }
+{ "l_orderkey": 5926, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 8, "l_extendedprice": 7920.72d, "l_discount": 0.02d, "l_tax": 0.0d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-07-17", "l_commitdate": "1994-07-20", "l_receiptdate": "1994-08-11", "l_shipinstruct": "COLLECT COD", "l_shipmode": "MAIL", "l_comment": "gle furiously express foxes. bo" }
+{ "l_orderkey": 5927, "l_partkey": 90, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 44, "l_extendedprice": 43563.96d, "l_discount": 0.04d, "l_tax": 0.05d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1997-11-29", "l_commitdate": "1997-11-21", "l_receiptdate": "1997-12-13", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "TRUCK", "l_comment": "rding to the special, final decoy" }
+{ "l_orderkey": 5955, "l_partkey": 140, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 14, "l_extendedprice": 14561.96d, "l_discount": 0.08d, "l_tax": 0.08d, "l_returnflag": "N", "l_linestatus": "O", "l_shipdate": "1995-06-22", "l_commitdate": "1995-05-23", "l_receiptdate": "1995-06-24", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "TRUCK", "l_comment": " unusual, bold theodolit" }
+{ "l_orderkey": 5959, "l_partkey": 135, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 49, "l_extendedprice": 50721.37d, "l_discount": 0.07d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1992-07-16", "l_commitdate": "1992-08-09", "l_receiptdate": "1992-08-14", "l_shipinstruct": "DELIVER IN PERSON", "l_shipmode": "SHIP", "l_comment": "usual packages haggle slyly pi" }
+{ "l_orderkey": 5988, "l_partkey": 172, "l_suppkey": 1, "l_linenumber": 1, "l_quantity": 41, "l_extendedprice": 43958.97d, "l_discount": 0.08d, "l_tax": 0.03d, "l_returnflag": "R", "l_linestatus": "F", "l_shipdate": "1994-01-20", "l_commitdate": "1994-02-06", "l_receiptdate": "1994-02-10", "l_shipinstruct": "COLLECT COD", "l_shipmode": "AIR", "l_comment": "the pending, express reque" }
diff --git a/asterix-app/src/test/resources/runtimets/results/feeds/feeds_01/feeds_01.1.adm b/asterix-app/src/test/resources/runtimets/results/feeds/feeds_01/feeds_01.1.adm
index 4e3714c..dec4c6c 100644
--- a/asterix-app/src/test/resources/runtimets/results/feeds/feeds_01/feeds_01.1.adm
+++ b/asterix-app/src/test/resources/runtimets/results/feeds/feeds_01/feeds_01.1.adm
@@ -1 +1 @@
-{ "DataverseName": "feeds", "DatasetName": "TweetFeed", "DataTypeName": "TweetType", "DatasetType": "FEED", "InternalDetails": null, "ExternalDetails": null, "FeedDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "DatasourceAdapter": "edu.uci.ics.asterix.tools.external.data.RateControlledFileSystemBasedAdapterFactory", "Properties": [ { "Name": "output-type-name", "Value": "TweetType" }, { "Name": "fs", "Value": "localfs" }, { "Name": "path", "Value": "nc1://data/twitter/obamatweets.adm" }, { "Name": "format", "Value": "adm" }, { "Name": "tuple-interval", "Value": "10" } ], "Function": null, "Status": "INACTIVE" }, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:07:24 PST 2013" }
+{ "DataverseName": "feeds", "DatasetName": "TweetFeed", "DataTypeName": "TweetType", "DatasetType": "FEED", "InternalDetails": null, "ExternalDetails": null, "FeedDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "DatasourceAdapter": "edu.uci.ics.asterix.tools.external.data.RateControlledFileSystemBasedAdapterFactory", "Properties": [ { "Name": "output-type-name", "Value": "TweetType" }, { "Name": "fs", "Value": "localfs" }, { "Name": "path", "Value": "nc1://data/twitter/obamatweets.adm" }, { "Name": "format", "Value": "adm" }, { "Name": "tuple-interval", "Value": "10" } ], "Function": null, "Status": "INACTIVE", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:44:30 PDT 2013", "DatasetId": 705, "PendingOp": 0 }
\ No newline at end of file
diff --git a/asterix-app/src/test/resources/runtimets/results/feeds/feeds_03/feeds_03.1.adm b/asterix-app/src/test/resources/runtimets/results/feeds/feeds_03/feeds_03.1.adm
index 8011e4b..3fa1d10 100644
--- a/asterix-app/src/test/resources/runtimets/results/feeds/feeds_03/feeds_03.1.adm
+++ b/asterix-app/src/test/resources/runtimets/results/feeds/feeds_03/feeds_03.1.adm
@@ -1 +1 @@
-{ "DataverseName": "feeds", "DatasetName": "TweetFeed", "DataTypeName": "TweetType", "DatasetType": "FEED", "InternalDetails": null, "ExternalDetails": null, "FeedDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "DatasourceAdapter": "edu.uci.ics.asterix.tools.external.data.RateControlledFileSystemBasedAdapterFactory", "Properties": [ { "Name": "output-type-name", "Value": "TweetType" }, { "Name": "fs", "Value": "localfs" }, { "Name": "path", "Value": "nc1://data/twitter/obamatweets.adm" }, { "Name": "format", "Value": "adm" }, { "Name": "tuple-interval", "Value": "10" } ], "Function": "feeds.feed_processor@1", "Status": "INACTIVE" }, "Hints": {{  }}, "Timestamp": "Tue Jan 29 19:08:49 PST 2013" }
+{ "DataverseName": "feeds", "DatasetName": "TweetFeed", "DataTypeName": "TweetType", "DatasetType": "FEED", "InternalDetails": null, "ExternalDetails": null, "FeedDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "DatasourceAdapter": "edu.uci.ics.asterix.tools.external.data.RateControlledFileSystemBasedAdapterFactory", "Properties": [ { "Name": "output-type-name", "Value": "TweetType" }, { "Name": "fs", "Value": "localfs" }, { "Name": "path", "Value": "nc1://data/twitter/obamatweets.adm" }, { "Name": "format", "Value": "adm" }, { "Name": "tuple-interval", "Value": "10" } ], "Function": "feeds.feed_processor@1", "Status": "INACTIVE", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:44:30 PDT 2013", "DatasetId": 707, "PendingOp": 0 }
\ No newline at end of file
diff --git a/asterix-app/src/test/resources/runtimets/results/user-defined-functions/udf23/udf23.1.adm b/asterix-app/src/test/resources/runtimets/results/user-defined-functions/udf23/udf23.1.adm
index c42d848..c084678 100644
--- a/asterix-app/src/test/resources/runtimets/results/user-defined-functions/udf23/udf23.1.adm
+++ b/asterix-app/src/test/resources/runtimets/results/user-defined-functions/udf23/udf23.1.adm
@@ -1,6 +1,6 @@
-{ "DataverseName": "DMLTest", "DatasetName": "FacebookUsers1", "DataTypeName": "FacebookUserType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Mon Jun 03 02:32:02 PDT 2013", "DatasetId": 366, "PendingOp": 0 }
-{ "DataverseName": "DMLTest", "DatasetName": "FacebookUsers2", "DataTypeName": "FacebookUserType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Mon Jun 03 02:32:02 PDT 2013", "DatasetId": 367, "PendingOp": 0 }
-{ "DataverseName": "Metadata", "DatasetName": "Dataset", "DataTypeName": "DatasetRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName" ], "PrimaryKey": [ "DataverseName", "DatasetName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Mon Jun 03 02:30:56 PDT 2013", "DatasetId": 2, "PendingOp": 0 }
-{ "DataverseName": "Metadata", "DatasetName": "DatasourceAdapter", "DataTypeName": "DatasourceAdapterRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "Name" ], "PrimaryKey": [ "DataverseName", "Name" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Mon Jun 03 02:30:57 PDT 2013", "DatasetId": 8, "PendingOp": 0 }
-{ "DataverseName": "Metadata", "DatasetName": "Datatype", "DataTypeName": "DatatypeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatatypeName" ], "PrimaryKey": [ "DataverseName", "DatatypeName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Mon Jun 03 02:30:57 PDT 2013", "DatasetId": 3, "PendingOp": 0 }
-{ "DataverseName": "Metadata", "DatasetName": "Dataverse", "DataTypeName": "DataverseRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName" ], "PrimaryKey": [ "DataverseName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Mon Jun 03 02:30:56 PDT 2013", "DatasetId": 1, "PendingOp": 0 }
+{ "DataverseName": "DMLTest", "DatasetName": "FacebookUsers1", "DataTypeName": "FacebookUserType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:07 PDT 2013", "DatasetId": 375, "PendingOp": 0 }
+{ "DataverseName": "DMLTest", "DatasetName": "FacebookUsers2", "DataTypeName": "FacebookUserType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "id" ], "PrimaryKey": [ "id" ], "GroupName": "DEFAULT_NG_ALL_NODES", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:26:07 PDT 2013", "DatasetId": 376, "PendingOp": 0 }
+{ "DataverseName": "Metadata", "DatasetName": "CompactionPolicy", "DataTypeName": "CompactionPolicyRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "CompactionPolicy" ], "PrimaryKey": [ "DataverseName", "CompactionPolicy" ], "GroupName": "MetadataGroup", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:24:38 PDT 2013", "DatasetId": 9, "PendingOp": 0 }
+{ "DataverseName": "Metadata", "DatasetName": "Dataset", "DataTypeName": "DatasetRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName" ], "PrimaryKey": [ "DataverseName", "DatasetName" ], "GroupName": "MetadataGroup", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:24:38 PDT 2013", "DatasetId": 2, "PendingOp": 0 }
+{ "DataverseName": "Metadata", "DatasetName": "DatasourceAdapter", "DataTypeName": "DatasourceAdapterRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "Name" ], "PrimaryKey": [ "DataverseName", "Name" ], "GroupName": "MetadataGroup", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:24:38 PDT 2013", "DatasetId": 8, "PendingOp": 0 }
+{ "DataverseName": "Metadata", "DatasetName": "Datatype", "DataTypeName": "DatatypeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatatypeName" ], "PrimaryKey": [ "DataverseName", "DatatypeName" ], "GroupName": "MetadataGroup", "CompactionPolicy": "prefix", "CompactionPolicyProperties": [ { "Name": "max-mergable-component-size", "Value": "1073741824" }, { "Name": "max-tolernace-component-count", "Value": "5" } ] }, "ExternalDetails": null, "FeedDetails": null, "Hints": {{  }}, "Timestamp": "Sun Sep 22 22:24:38 PDT 2013", "DatasetId": 3, "PendingOp": 0 }
diff --git a/asterix-app/src/test/resources/runtimets/testsuite.xml b/asterix-app/src/test/resources/runtimets/testsuite.xml
index 55e5588..3abacd5 100644
--- a/asterix-app/src/test/resources/runtimets/testsuite.xml
+++ b/asterix-app/src/test/resources/runtimets/testsuite.xml
@@ -915,6 +915,16 @@
       </compilation-unit>
      </test-case>
      <test-case FilePath="dml">
+      <compilation-unit name="using-constant-merge-policy">
+        <output-dir compare="Text">using-constant-merge-policy</output-dir>
+      </compilation-unit>
+     </test-case>
+     <test-case FilePath="dml">
+      <compilation-unit name="using-prefix-merge-policy">
+        <output-dir compare="Text">using-prefix-merge-policy</output-dir>
+      </compilation-unit>
+     </test-case>
+     <test-case FilePath="dml">
       <compilation-unit name="query-issue382">
         <output-dir compare="Text">query-issue382</output-dir>
       </compilation-unit>
diff --git a/asterix-aql/src/main/java/edu/uci/ics/asterix/aql/expression/FeedDetailsDecl.java b/asterix-aql/src/main/java/edu/uci/ics/asterix/aql/expression/FeedDetailsDecl.java
index c63c5de..f664fe3 100644
--- a/asterix-aql/src/main/java/edu/uci/ics/asterix/aql/expression/FeedDetailsDecl.java
+++ b/asterix-aql/src/main/java/edu/uci/ics/asterix/aql/expression/FeedDetailsDecl.java
@@ -25,8 +25,9 @@
     private final FunctionSignature functionSignature;
 
     public FeedDetailsDecl(String adapterFactoryClassname, Map<String, String> configuration,
-            FunctionSignature signature, Identifier nodeGroupName, List<String> partitioningExpr) {
-        super(nodeGroupName, partitioningExpr);
+            FunctionSignature signature, Identifier nodeGroupName, List<String> partitioningExpr,
+            String compactionPolicy, Map<String, String> compactionPolicyProperties) {
+        super(nodeGroupName, partitioningExpr, compactionPolicy, compactionPolicyProperties);
         this.adapterFactoryClassname = adapterFactoryClassname;
         this.configuration = configuration;
         this.functionSignature = signature;
diff --git a/asterix-aql/src/main/java/edu/uci/ics/asterix/aql/expression/InternalDetailsDecl.java b/asterix-aql/src/main/java/edu/uci/ics/asterix/aql/expression/InternalDetailsDecl.java
index a50625b..d6e2611 100644
--- a/asterix-aql/src/main/java/edu/uci/ics/asterix/aql/expression/InternalDetailsDecl.java
+++ b/asterix-aql/src/main/java/edu/uci/ics/asterix/aql/expression/InternalDetailsDecl.java
@@ -15,17 +15,23 @@
 package edu.uci.ics.asterix.aql.expression;
 
 import java.util.List;
+import java.util.Map;
 
 import edu.uci.ics.asterix.metadata.bootstrap.MetadataConstants;
 
 public class InternalDetailsDecl implements IDatasetDetailsDecl {
     private final Identifier nodegroupName;
     private final List<String> partitioningExprs;
+    private final String compactionPolicy;
+    private final Map<String, String> compactionPolicyProperties;
 
-    public InternalDetailsDecl(Identifier nodeGroupName, List<String> partitioningExpr) {
+    public InternalDetailsDecl(Identifier nodeGroupName, List<String> partitioningExpr, String compactionPolicy,
+            Map<String, String> compactionPolicyProperties) {
         this.nodegroupName = nodeGroupName == null ? new Identifier(MetadataConstants.METADATA_DEFAULT_NODEGROUP_NAME)
                 : nodeGroupName;
         this.partitioningExprs = partitioningExpr;
+        this.compactionPolicy = compactionPolicy;
+        this.compactionPolicyProperties = compactionPolicyProperties;
     }
 
     public List<String> getPartitioningExprs() {
@@ -35,4 +41,12 @@
     public Identifier getNodegroupName() {
         return nodegroupName;
     }
+
+    public String getCompactionPolicy() {
+        return compactionPolicy;
+    }
+
+    public Map<String, String> getCompactionPolicyProperties() {
+        return compactionPolicyProperties;
+    }
 }
diff --git a/asterix-aql/src/main/javacc/AQL.jj b/asterix-aql/src/main/javacc/AQL.jj
index 8ef6db6..9080f9c 100644
--- a/asterix-aql/src/main/javacc/AQL.jj
+++ b/asterix-aql/src/main/javacc/AQL.jj
@@ -297,7 +297,7 @@
   String typeName = null;
   String adapterName = null;
   Map<String,String> properties = null;
-  Map<String,String> compactionProperties = null;
+  Map<String,String> compactionPolicyProperties = null;
   FunctionSignature appliedFunction = null;
   List<String> primaryKeyFields = null;
   String nodeGroupName = null;
@@ -312,7 +312,6 @@
     ifNotExists = IfNotExists()
     "using" adapterName = AdapterName() properties = Configuration()
     ( "hints" hints = Properties() )?
-    ( "using" "compaction" "policy" compactionPolicy = CompactionPolicy() compactionProperties = Configuration() )?
       {
         ExternalDetailsDecl edd = new ExternalDetailsDecl();
         edd.setAdapter(adapterName);
@@ -333,7 +332,7 @@
     (appliedFunction = ApplyFunction())? primaryKeyFields = PrimaryKey()
     ( "on" nodeGroupName = Identifier() )?
     ( "hints" hints = Properties() )?
-    ( "using" "compaction" "policy" compactionPolicy = CompactionPolicy() compactionProperties = Configuration() )?
+    ( "using" "compaction" "policy" compactionPolicy = CompactionPolicy() compactionPolicyProperties = Configuration() )?
       {
         FeedDetailsDecl fdd = new FeedDetailsDecl(adapterName,
                                                   properties,
@@ -341,7 +340,9 @@
                                                   nodeGroupName != null
                                                     ? new Identifier(nodeGroupName)
                                                     : null,
-                                                  primaryKeyFields);
+                                                  primaryKeyFields,
+                                                  compactionPolicy,
+                                                  compactionPolicyProperties);
         dsetDecl = new DatasetDecl(nameComponents.first,
                                    nameComponents.second,
                                    new Identifier(typeName),
@@ -355,12 +356,14 @@
     ifNotExists = IfNotExists()
     primaryKeyFields = PrimaryKey() ("on" nodeGroupName = Identifier() )?
     ( "hints" hints = Properties() )?
-    ( "using" "compaction" "policy" compactionPolicy = CompactionPolicy() compactionProperties = Configuration() )?
+    ( "using" "compaction" "policy" compactionPolicy = CompactionPolicy() compactionPolicyProperties = Configuration() )?
       {
         InternalDetailsDecl idd = new InternalDetailsDecl(nodeGroupName != null
                                                             ? new Identifier(nodeGroupName)
                                                             : null,
-                                                          primaryKeyFields);
+                                                          primaryKeyFields,
+                                                          compactionPolicy,
+                                                          compactionPolicyProperties);
         dsetDecl = new DatasetDecl(nameComponents.first,
                                    nameComponents.second,
                                    new Identifier(typeName),
@@ -382,9 +385,7 @@
   String fieldExpr = null;
   boolean ifNotExists = false;
   Pair<Identifier,Identifier> nameComponents = null;
-  Map<String,String> compactionProperties = null;
   IndexParams indexType = null;
-  String compactionPolicy = null;
 }
 {
   "index" indexName = Identifier()
@@ -399,7 +400,6 @@
       cis.addFieldExpr(fieldExpr);
     }
   )* <RIGHTPAREN> ( "type" indexType = IndexType() )?
-  ( "using" "compaction" "policy" compactionPolicy = CompactionPolicy() compactionProperties = Configuration() )?
     {
       cis.setIndexName(new Identifier(indexName));
       cis.setIfNotExists(ifNotExists);
diff --git a/asterix-common/src/main/java/edu/uci/ics/asterix/common/api/IAsterixAppRuntimeContext.java b/asterix-common/src/main/java/edu/uci/ics/asterix/common/api/IAsterixAppRuntimeContext.java
index 4287212..f05efe6 100644
--- a/asterix-common/src/main/java/edu/uci/ics/asterix/common/api/IAsterixAppRuntimeContext.java
+++ b/asterix-common/src/main/java/edu/uci/ics/asterix/common/api/IAsterixAppRuntimeContext.java
@@ -23,7 +23,7 @@
 import edu.uci.ics.hyracks.api.exceptions.HyracksDataException;
 import edu.uci.ics.hyracks.storage.am.common.api.IIndexLifecycleManager;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMOperationTracker;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import edu.uci.ics.hyracks.storage.common.buffercache.IBufferCache;
@@ -39,9 +39,9 @@
 
     public ILSMIOOperationScheduler getLSMIOScheduler();
 
-    public int getMetaDataIODeviceId();
+    public ILSMMergePolicyFactory getMetadataMergePolicyFactory();
 
-    public ILSMMergePolicy getLSMMergePolicy();
+    public int getMetaDataIODeviceId();
 
     public IBufferCache getBufferCache();
 
diff --git a/asterix-common/src/main/java/edu/uci/ics/asterix/common/config/AsterixStorageProperties.java b/asterix-common/src/main/java/edu/uci/ics/asterix/common/config/AsterixStorageProperties.java
index 74c3bb1..bdaf27c 100644
--- a/asterix-common/src/main/java/edu/uci/ics/asterix/common/config/AsterixStorageProperties.java
+++ b/asterix-common/src/main/java/edu/uci/ics/asterix/common/config/AsterixStorageProperties.java
@@ -40,9 +40,6 @@
     private static final String STORAGE_MEMORYCOMPONENT_GLOBALBUDGET_KEY = "storage.memorycomponent.globalbudget";
     private static final long STORAGE_MEMORYCOMPONENT_GLOBALBUDGET_DEFAULT = 536870912; // 512MB
 
-    private static final String STORAGE_LSM_MERGETHRESHOLD_KEY = "storage.lsm.mergethreshold";
-    private static int STORAGE_LSM_MERGETHRESHOLD_DEFAULT = 3;
-
     private static final String STORAGE_LSM_BLOOMFILTER_FALSEPOSITIVERATE_KEY = "storage.lsm.bloomfilter.falsepositiverate";
     private static double STORAGE_LSM_BLOOMFILTER_FALSEPOSITIVERATE_DEFAULT = 0.01;
 
@@ -96,11 +93,6 @@
                 STORAGE_MEMORYCOMPONENT_GLOBALBUDGET_DEFAULT, PropertyInterpreters.getLongPropertyInterpreter());
     }
 
-    public int getLSMIndexMergeThreshold() {
-        return accessor.getProperty(STORAGE_LSM_MERGETHRESHOLD_KEY, STORAGE_LSM_MERGETHRESHOLD_DEFAULT,
-                PropertyInterpreters.getIntegerPropertyInterpreter());
-    }
-
     public double getBloomFilterFalsePositiveRate() {
         return accessor.getProperty(STORAGE_LSM_BLOOMFILTER_FALSEPOSITIVERATE_KEY,
                 STORAGE_LSM_BLOOMFILTER_FALSEPOSITIVERATE_DEFAULT, PropertyInterpreters.getDoublePropertyInterpreter());
diff --git a/asterix-common/src/main/java/edu/uci/ics/asterix/common/config/GlobalConfig.java b/asterix-common/src/main/java/edu/uci/ics/asterix/common/config/GlobalConfig.java
index 4982a89..21913b0 100644
--- a/asterix-common/src/main/java/edu/uci/ics/asterix/common/config/GlobalConfig.java
+++ b/asterix-common/src/main/java/edu/uci/ics/asterix/common/config/GlobalConfig.java
@@ -14,6 +14,8 @@
  */
 package edu.uci.ics.asterix.common.config;
 
+import java.util.HashMap;
+import java.util.Map;
 import java.util.logging.Logger;
 
 public class GlobalConfig {
@@ -39,6 +41,15 @@
 
     public static int DEFAULT_INPUT_DATA_COLUMN = 0;
 
+    public static final String DEFAULT_COMPACTION_POLICY_NAME = "prefix";
+
+    public static final Map<String, String> DEFAULT_COMPACTION_POLICY_PROPERTIES;
+    static {
+        DEFAULT_COMPACTION_POLICY_PROPERTIES = new HashMap<String, String>();
+        DEFAULT_COMPACTION_POLICY_PROPERTIES.put("max-mergable-component-size", "1073741824"); // 1GB
+        DEFAULT_COMPACTION_POLICY_PROPERTIES.put("max-tolernace-component-count", "5"); // 5 components
+    }
+
     public static int getFrameSize() {
         int frameSize = GlobalConfig.DEFAULT_FRAME_SIZE;
         String frameSizeStr = System.getProperty(GlobalConfig.FRAME_SIZE_PROPERTY);
diff --git a/asterix-common/src/main/java/edu/uci/ics/asterix/common/context/ConstantMergePolicy.java b/asterix-common/src/main/java/edu/uci/ics/asterix/common/context/ConstantMergePolicy.java
deleted file mode 100644
index 44f64b8..0000000
--- a/asterix-common/src/main/java/edu/uci/ics/asterix/common/context/ConstantMergePolicy.java
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright 2009-2013 by The Regents of the University of California
- * Licensed 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 from
- * 
- *     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 edu.uci.ics.asterix.common.context;
-
-import java.util.List;
-
-import edu.uci.ics.asterix.common.api.IAsterixAppRuntimeContext;
-import edu.uci.ics.hyracks.api.exceptions.HyracksDataException;
-import edu.uci.ics.hyracks.storage.am.common.api.IndexException;
-import edu.uci.ics.hyracks.storage.am.common.impls.NoOpOperationCallback;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMComponent;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMComponent.ComponentState;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIndex;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIndexAccessor;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
-import edu.uci.ics.hyracks.storage.am.lsm.common.impls.NoOpIOOperationCallback;
-
-public class ConstantMergePolicy implements ILSMMergePolicy {
-
-    private final int threshold;
-    private final IAsterixAppRuntimeContext ctx;
-
-    public ConstantMergePolicy(int threshold, IAsterixAppRuntimeContext ctx) {
-        this.threshold = threshold;
-        this.ctx = ctx;
-    }
-
-    @Override
-    public void diskComponentAdded(final ILSMIndex index, boolean fullMergeIsRequested) throws HyracksDataException,
-            IndexException {
-        if (!ctx.isShuttingdown()) {
-            List<ILSMComponent> immutableComponents = index.getImmutableComponents();
-            for (ILSMComponent c : immutableComponents) {
-                if (c.getState() != ComponentState.READABLE_UNWRITABLE) {
-                    return;
-                }
-            }
-            if (fullMergeIsRequested) {
-                ILSMIndexAccessor accessor = (ILSMIndexAccessor) index.createAccessor(NoOpOperationCallback.INSTANCE,
-                        NoOpOperationCallback.INSTANCE);
-                accessor.scheduleFullMerge(NoOpIOOperationCallback.INSTANCE);
-            } else if (immutableComponents.size() >= threshold) {
-                ILSMIndexAccessor accessor = (ILSMIndexAccessor) index.createAccessor(NoOpOperationCallback.INSTANCE,
-                        NoOpOperationCallback.INSTANCE);
-                accessor.scheduleMerge(NoOpIOOperationCallback.INSTANCE, immutableComponents);
-            }
-        }
-    }
-}
diff --git a/asterix-common/src/main/java/edu/uci/ics/asterix/common/context/PrefixMergePolicy.java b/asterix-common/src/main/java/edu/uci/ics/asterix/common/context/PrefixMergePolicy.java
deleted file mode 100644
index 5bd774b..0000000
--- a/asterix-common/src/main/java/edu/uci/ics/asterix/common/context/PrefixMergePolicy.java
+++ /dev/null
@@ -1,92 +0,0 @@
-/*
- * Copyright 2009-2013 by The Regents of the University of California
- * Licensed 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 from
- * 
- *     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 edu.uci.ics.asterix.common.context;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import edu.uci.ics.asterix.common.api.IAsterixAppRuntimeContext;
-import edu.uci.ics.hyracks.api.exceptions.HyracksDataException;
-import edu.uci.ics.hyracks.storage.am.common.api.IndexException;
-import edu.uci.ics.hyracks.storage.am.common.impls.NoOpOperationCallback;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMComponent;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMComponent.ComponentState;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIndex;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIndexAccessor;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
-import edu.uci.ics.hyracks.storage.am.lsm.common.impls.AbstractDiskLSMComponent;
-import edu.uci.ics.hyracks.storage.am.lsm.common.impls.NoOpIOOperationCallback;
-
-public class PrefixMergePolicy implements ILSMMergePolicy {
-
-    private final long maxMergableComponentSize;
-    private final int maxTolernaceComponentCount;
-    private final IAsterixAppRuntimeContext ctx;
-
-    public PrefixMergePolicy(long maxMergableComponentSize, int maxTolernaceComponentCount,
-            IAsterixAppRuntimeContext ctx) {
-        this.maxMergableComponentSize = maxMergableComponentSize;
-        this.maxTolernaceComponentCount = maxTolernaceComponentCount;
-        this.ctx = ctx;
-    }
-
-    @Override
-    public void diskComponentAdded(final ILSMIndex index, boolean fullMergeIsRequested) throws HyracksDataException,
-            IndexException {
-        if (!ctx.isShuttingdown()) {
-            // 1.  Look at the candidate components for merging in oldest-first order.  If one exists, identify the prefix of the sequence of
-            // all such components for which the sum of their sizes exceeds MaxMrgCompSz.  Schedule a merge of those components into a new component.
-            // 2.  If a merge from 1 doesn't happen, see if the set of candidate components for merging exceeds MaxTolCompCnt.  If so, schedule
-            // a merge all of the current candidates into a new single component.
-            List<ILSMComponent> immutableComponents = index.getImmutableComponents();
-            for (ILSMComponent c : immutableComponents) {
-                if (c.getState() != ComponentState.READABLE_UNWRITABLE) {
-                    return;
-                }
-            }
-            if (fullMergeIsRequested) {
-                ILSMIndexAccessor accessor = (ILSMIndexAccessor) index.createAccessor(NoOpOperationCallback.INSTANCE,
-                        NoOpOperationCallback.INSTANCE);
-                accessor.scheduleFullMerge(NoOpIOOperationCallback.INSTANCE);
-                return;
-            }
-            long totalSize = 0;
-            int startIndex = -1;
-            for (int i = 0; i < immutableComponents.size(); i++) {
-                ILSMComponent c = immutableComponents.get(i);
-                long componentSize = ((AbstractDiskLSMComponent) c).getComponentSize();
-                if (componentSize > maxMergableComponentSize) {
-                    startIndex = i;
-                    totalSize = 0;
-                    continue;
-                }
-                totalSize += componentSize;
-                boolean isLastComponent = i + 1 == immutableComponents.size() ? true : false;
-                if (totalSize > maxMergableComponentSize
-                        || (isLastComponent && i - startIndex >= maxTolernaceComponentCount)) {
-                    List<ILSMComponent> mergableCopments = new ArrayList<ILSMComponent>();
-                    for (int j = startIndex + 1; j <= i; j++) {
-                        mergableCopments.add(immutableComponents.get(j));
-                    }
-                    ILSMIndexAccessor accessor = (ILSMIndexAccessor) index.createAccessor(
-                            NoOpOperationCallback.INSTANCE, NoOpOperationCallback.INSTANCE);
-                    accessor.scheduleMerge(NoOpIOOperationCallback.INSTANCE, mergableCopments);
-                    break;
-                }
-            }
-        }
-    }
-}
diff --git a/asterix-common/src/main/java/edu/uci/ics/asterix/common/transactions/IAsterixAppRuntimeContextProvider.java b/asterix-common/src/main/java/edu/uci/ics/asterix/common/transactions/IAsterixAppRuntimeContextProvider.java
index 2f522b9..e2b1aae 100644
--- a/asterix-common/src/main/java/edu/uci/ics/asterix/common/transactions/IAsterixAppRuntimeContextProvider.java
+++ b/asterix-common/src/main/java/edu/uci/ics/asterix/common/transactions/IAsterixAppRuntimeContextProvider.java
@@ -16,11 +16,11 @@
 
 import java.util.List;
 
+import edu.uci.ics.asterix.common.api.IAsterixAppRuntimeContext;
 import edu.uci.ics.hyracks.api.io.IIOManager;
 import edu.uci.ics.hyracks.storage.am.common.api.IIndexLifecycleManager;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackProvider;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMOperationTracker;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import edu.uci.ics.hyracks.storage.common.buffercache.IBufferCache;
@@ -40,8 +40,6 @@
 
     public double getBloomFilterFalsePositiveRate();
 
-    public ILSMMergePolicy getLSMMergePolicy();
-
     public ILSMOperationTracker getLSMBTreeOperationTracker(int datasetID);
 
     public ILSMIOOperationCallbackProvider getLSMBTreeIOOperationCallbackProvider(boolean isPrimary);
@@ -61,4 +59,6 @@
     public IIOManager getIOManager();
 
     public List<IVirtualBufferCache> getVirtualBufferCaches(int datasetID);
+
+    public IAsterixAppRuntimeContext getAppContext();
 }
diff --git a/asterix-installer/src/main/resources/conf/asterix-configuration.xml b/asterix-installer/src/main/resources/conf/asterix-configuration.xml
index c74f1d6..cbee8f8 100644
--- a/asterix-installer/src/main/resources/conf/asterix-configuration.xml
+++ b/asterix-installer/src/main/resources/conf/asterix-configuration.xml
@@ -86,7 +86,7 @@
 	
 	<property>
 		<name>storage.memorycomponent.globalbudget</name>
-		<value>536870192</value>
+		<value>536870912</value>
 		<description>The total size of memory in bytes that the sum of all
 			open memory
 			components cannot exceed. (Default = "536870192" // 512MB)
@@ -94,14 +94,6 @@
 	</property>
 
 	<property>
-		<name>storage.lsm.mergethreshold</name>
-		<value>3</value>
-		<description>The number of on-disk components an LSM index can have
-			before a merge is triggered. (Default = 3)
-		</description>
-	</property>
-
-	<property>
 		<name>storage.lsm.bloomfilter.falsepositiverate</name>
 		<value>0.01</value>
 		<description>The maximum acceptable false positive rate for bloom
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataCache.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataCache.java
index c078be8..91be90b 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataCache.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataCache.java
@@ -22,6 +22,7 @@
 
 import edu.uci.ics.asterix.common.functions.FunctionSignature;
 import edu.uci.ics.asterix.metadata.api.IMetadataEntity;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
 import edu.uci.ics.asterix.metadata.entities.DatasourceAdapter;
 import edu.uci.ics.asterix.metadata.entities.Datatype;
@@ -51,6 +52,8 @@
     protected final Map<FunctionSignature, Function> functions = new HashMap<FunctionSignature, Function>();
     // Key is adapter dataverse. Key of value map is the adapter name  
     protected final Map<String, Map<String, DatasourceAdapter>> adapters = new HashMap<String, Map<String, DatasourceAdapter>>();
+    // Key is DataverseName, Key of the value map is the Policy name   
+    protected final Map<String, Map<String, CompactionPolicy>> compactionPolicies = new HashMap<String, Map<String, CompactionPolicy>>();
 
     // Atomically executes all metadata operations in ctx's log.
     public void commit(MetadataTransactionContext ctx) {
@@ -86,13 +89,16 @@
                         synchronized (datatypes) {
                             synchronized (functions) {
                                 synchronized (adapters) {
-                                    dataverses.clear();
-                                    nodeGroups.clear();
-                                    datasets.clear();
-                                    indexes.clear();
-                                    datatypes.clear();
-                                    functions.clear();
-                                    adapters.clear();
+                                    synchronized (compactionPolicies) {
+                                        dataverses.clear();
+                                        nodeGroups.clear();
+                                        datasets.clear();
+                                        indexes.clear();
+                                        datatypes.clear();
+                                        functions.clear();
+                                        adapters.clear();
+                                        compactionPolicies.clear();
+                                    }
                                 }
                             }
                         }
@@ -174,26 +180,55 @@
         }
     }
 
+    public Object addCompactionPolicyIfNotExists(CompactionPolicy compactionPolicy) {
+        synchronized (compactionPolicy) {
+            Map<String, CompactionPolicy> p = compactionPolicies.get(compactionPolicy.getDataverseName());
+            if (p == null) {
+                p = new HashMap<String, CompactionPolicy>();
+                p.put(compactionPolicy.getPolicyName(), compactionPolicy);
+                compactionPolicies.put(compactionPolicy.getDataverseName(), p);
+            } else {
+                if (p.get(compactionPolicy.getPolicyName()) == null) {
+                    p.put(compactionPolicy.getPolicyName(), compactionPolicy);
+                }
+            }
+            return null;
+        }
+    }
+
+    public Object dropCompactionPolicy(CompactionPolicy compactionPolicy) {
+        synchronized (compactionPolicies) {
+            Map<String, CompactionPolicy> p = compactionPolicies.get(compactionPolicy.getDataverseName());
+            if (p != null && p.get(compactionPolicy.getPolicyName()) != null) {
+                return p.remove(compactionPolicy).getPolicyName();
+            }
+            return null;
+        }
+    }
+
     public Object dropDataverse(Dataverse dataverse) {
         synchronized (dataverses) {
             synchronized (datasets) {
                 synchronized (indexes) {
                     synchronized (datatypes) {
                         synchronized (functions) {
-                            datasets.remove(dataverse.getDataverseName());
-                            indexes.remove(dataverse.getDataverseName());
-                            datatypes.remove(dataverse.getDataverseName());
-                            adapters.remove(dataverse.getDataverseName());
-                            List<FunctionSignature> markedFunctionsForRemoval = new ArrayList<FunctionSignature>();
-                            for (FunctionSignature signature : functions.keySet()) {
-                                if (signature.getNamespace().equals(dataverse.getDataverseName())) {
-                                    markedFunctionsForRemoval.add(signature);
+                            synchronized (compactionPolicies) {
+                                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<FunctionSignature>();
+                                for (FunctionSignature signature : functions.keySet()) {
+                                    if (signature.getNamespace().equals(dataverse.getDataverseName())) {
+                                        markedFunctionsForRemoval.add(signature);
+                                    }
                                 }
+                                for (FunctionSignature signature : markedFunctionsForRemoval) {
+                                    functions.remove(signature);
+                                }
+                                return dataverses.remove(dataverse.getDataverseName());
                             }
-                            for (FunctionSignature signature : markedFunctionsForRemoval) {
-                                functions.remove(signature);
-                            }
-                            return dataverses.remove(dataverse.getDataverseName());
                         }
                     }
                 }
@@ -376,7 +411,8 @@
 
     public Object addAdapterIfNotExists(DatasourceAdapter adapter) {
         synchronized (adapters) {
-            Map<String, DatasourceAdapter> adaptersInDataverse = adapters.get(adapter.getAdapterIdentifier().getNamespace());
+            Map<String, DatasourceAdapter> adaptersInDataverse = adapters.get(adapter.getAdapterIdentifier()
+                    .getNamespace());
             if (adaptersInDataverse == null) {
                 adaptersInDataverse = new HashMap<String, DatasourceAdapter>();
                 adapters.put(adapter.getAdapterIdentifier().getNamespace(), adaptersInDataverse);
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataManager.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataManager.java
index 8f0eedb..46159ba 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataManager.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataManager.java
@@ -27,6 +27,7 @@
 import edu.uci.ics.asterix.metadata.api.IAsterixStateProxy;
 import edu.uci.ics.asterix.metadata.api.IMetadataManager;
 import edu.uci.ics.asterix.metadata.api.IMetadataNode;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
 import edu.uci.ics.asterix.metadata.entities.DatasourceAdapter;
 import edu.uci.ics.asterix.metadata.entities.Datatype;
@@ -282,6 +283,30 @@
     }
 
     @Override
+    public void addCompactionPolicy(MetadataTransactionContext mdTxnCtx, CompactionPolicy compactionPolicy)
+            throws MetadataException {
+        try {
+            metadataNode.addCompactionPolicy(mdTxnCtx.getJobId(), compactionPolicy);
+        } catch (RemoteException e) {
+            throw new MetadataException(e);
+        }
+        mdTxnCtx.addCompactionPolicy(compactionPolicy);
+    }
+
+    @Override
+    public CompactionPolicy getCompactionPolicy(MetadataTransactionContext ctx, String dataverse, String policyName)
+            throws MetadataException {
+
+        CompactionPolicy compactionPolicy = null;
+        try {
+            compactionPolicy = metadataNode.getCompactionPolicy(ctx.getJobId(), dataverse, policyName);
+        } catch (RemoteException e) {
+            throw new MetadataException(e);
+        }
+        return compactionPolicy;
+    }
+
+    @Override
     public void addDatatype(MetadataTransactionContext ctx, Datatype datatype) throws MetadataException {
         try {
             metadataNode.addDatatype(ctx.getJobId(), datatype);
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataNode.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataNode.java
index 8765aae..a67e0d5 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataNode.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataNode.java
@@ -37,6 +37,7 @@
 import edu.uci.ics.asterix.metadata.api.IValueExtractor;
 import edu.uci.ics.asterix.metadata.bootstrap.MetadataPrimaryIndexes;
 import edu.uci.ics.asterix.metadata.bootstrap.MetadataSecondaryIndexes;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
 import edu.uci.ics.asterix.metadata.entities.DatasourceAdapter;
 import edu.uci.ics.asterix.metadata.entities.Datatype;
@@ -46,6 +47,7 @@
 import edu.uci.ics.asterix.metadata.entities.InternalDatasetDetails;
 import edu.uci.ics.asterix.metadata.entities.Node;
 import edu.uci.ics.asterix.metadata.entities.NodeGroup;
+import edu.uci.ics.asterix.metadata.entitytupletranslators.CompactionPolicyTupleTranslator;
 import edu.uci.ics.asterix.metadata.entitytupletranslators.DatasetTupleTranslator;
 import edu.uci.ics.asterix.metadata.entitytupletranslators.DatasourceAdapterTupleTranslator;
 import edu.uci.ics.asterix.metadata.entitytupletranslators.DatatypeTupleTranslator;
@@ -1120,6 +1122,44 @@
     }
 
     @Override
+    public void addCompactionPolicy(JobId jobId, CompactionPolicy compactionPolicy) throws MetadataException,
+            RemoteException {
+        try {
+            // Insert into the 'CompactionPolicy' dataset.
+            CompactionPolicyTupleTranslator tupleReaderWriter = new CompactionPolicyTupleTranslator(true);
+            ITupleReference compactionPolicyTuple = tupleReaderWriter.getTupleFromMetadataEntity(compactionPolicy);
+            insertTupleIntoIndex(jobId, MetadataPrimaryIndexes.COMPACTION_POLICY_DATASET, compactionPolicyTuple);
+
+        } catch (TreeIndexDuplicateKeyException e) {
+            throw new MetadataException("A compcation policy with this name " + compactionPolicy.getPolicyName()
+                    + " already exists in dataverse '" + compactionPolicy.getPolicyName() + "'.", e);
+        } catch (Exception e) {
+            throw new MetadataException(e);
+        }
+
+    }
+
+    @Override
+    public CompactionPolicy getCompactionPolicy(JobId jobId, String dataverse, String policyName)
+            throws MetadataException, RemoteException {
+
+        try {
+            ITupleReference searchKey = createTuple(dataverse, policyName);
+            CompactionPolicyTupleTranslator tupleReaderWriter = new CompactionPolicyTupleTranslator(false);
+            List<CompactionPolicy> results = new ArrayList<CompactionPolicy>();
+            IValueExtractor<CompactionPolicy> valueExtractor = new MetadataEntityValueExtractor<CompactionPolicy>(
+                    tupleReaderWriter);
+            searchIndex(jobId, MetadataPrimaryIndexes.COMPACTION_POLICY_DATASET, searchKey, valueExtractor, results);
+            if (!results.isEmpty()) {
+                return results.get(0);
+            }
+            return null;
+        } catch (Exception e) {
+            throw new MetadataException(e);
+        }
+    }
+
+    @Override
     public List<DatasourceAdapter> getDataverseAdapters(JobId jobId, String dataverseName) throws MetadataException,
             RemoteException {
         try {
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataTransactionContext.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataTransactionContext.java
index dedcedf..3705fa1 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataTransactionContext.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/MetadataTransactionContext.java
@@ -21,6 +21,7 @@
 import edu.uci.ics.asterix.common.transactions.JobId;
 import edu.uci.ics.asterix.external.dataset.adapter.AdapterIdentifier;
 import edu.uci.ics.asterix.metadata.api.IMetadataEntity;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
 import edu.uci.ics.asterix.metadata.entities.DatasourceAdapter;
 import edu.uci.ics.asterix.metadata.entities.Datatype;
@@ -104,6 +105,12 @@
         logAndApply(new MetadataLogicalOperation(adapter, true));
     }
 
+    public void addCompactionPolicy(CompactionPolicy compactionPolicy) {
+        droppedCache.dropCompactionPolicy(compactionPolicy);
+        logAndApply(new MetadataLogicalOperation(compactionPolicy, true));
+
+    }
+
     public void dropDataset(String dataverseName, String datasetName) {
         Dataset dataset = new Dataset(dataverseName, datasetName, null, null, null, null, -1,
                 IMetadataEntity.PENDING_NO_OP);
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/api/IMetadataManager.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/api/IMetadataManager.java
index 22c5e46..392c8a1 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/api/IMetadataManager.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/api/IMetadataManager.java
@@ -22,6 +22,7 @@
 import edu.uci.ics.asterix.common.functions.FunctionSignature;
 import edu.uci.ics.asterix.metadata.MetadataException;
 import edu.uci.ics.asterix.metadata.MetadataTransactionContext;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
 import edu.uci.ics.asterix.metadata.entities.DatasourceAdapter;
 import edu.uci.ics.asterix.metadata.entities.Datatype;
@@ -127,7 +128,7 @@
      * @throws MetadataException
      */
     List<Dataverse> getDataverses(MetadataTransactionContext ctx) throws MetadataException;
-    
+
     /**
      * Retrieves a dataverse with given name.
      * 
@@ -178,7 +179,7 @@
      *             For example, if the dataset already exists.
      */
     public void addDataset(MetadataTransactionContext ctx, Dataset dataset) throws MetadataException;
-    
+
     /**
      * Retrieves a dataset within a given dataverse.
      * 
@@ -433,6 +434,23 @@
 
     /**
      * @param ctx
+     * @param policy
+     * @throws MetadataException
+     */
+    public void addCompactionPolicy(MetadataTransactionContext ctx, CompactionPolicy policy) throws MetadataException;
+
+    /**
+     * @param ctx
+     * @param dataverse
+     * @param policyName
+     * @return
+     * @throws MetadataException
+     */
+    public CompactionPolicy getCompactionPolicy(MetadataTransactionContext ctx, String dataverse, String policyName)
+            throws MetadataException;
+
+    /**
+     * @param ctx
      * @param dataverseName
      * @return
      * @throws MetadataException
@@ -441,9 +459,9 @@
             throws MetadataException;
 
     public void initializeDatasetIdFactory(MetadataTransactionContext ctx) throws MetadataException;
-    
+
     public int getMostRecentDatasetId() throws MetadataException;
-    
+
     public void acquireWriteLatch();
 
     public void releaseWriteLatch();
@@ -452,5 +470,4 @@
 
     public void releaseReadLatch();
 
-
 }
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/api/IMetadataNode.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/api/IMetadataNode.java
index d1e63e1..f27268f 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/api/IMetadataNode.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/api/IMetadataNode.java
@@ -24,6 +24,7 @@
 import edu.uci.ics.asterix.common.functions.FunctionSignature;
 import edu.uci.ics.asterix.common.transactions.JobId;
 import edu.uci.ics.asterix.metadata.MetadataException;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
 import edu.uci.ics.asterix.metadata.entities.DatasourceAdapter;
 import edu.uci.ics.asterix.metadata.entities.Datatype;
@@ -383,7 +384,6 @@
     public void addNode(JobId jobId, Node node) throws MetadataException, RemoteException;
 
     /**
-
      * @param jobId
      *            A globally unique id for an active metadata transaction.
      * @param functionSignature
@@ -408,7 +408,8 @@
      *             group to be deleted.
      * @throws RemoteException
      */
-    public void dropFunction(JobId jobId, FunctionSignature functionSignature) throws MetadataException, RemoteException;
+    public void dropFunction(JobId jobId, FunctionSignature functionSignature) throws MetadataException,
+            RemoteException;
 
     /**
      * @param jobId
@@ -442,8 +443,8 @@
     public List<DatasourceAdapter> getDataverseAdapters(JobId jobId, String dataverseName) throws MetadataException,
             RemoteException;
 
-    public DatasourceAdapter getAdapter(JobId jobId, String dataverseName, String adapterName) throws MetadataException,
-            RemoteException;
+    public DatasourceAdapter getAdapter(JobId jobId, String dataverseName, String adapterName)
+            throws MetadataException, RemoteException;
 
     /**
      * Deletes a adapter , acquiring local locks on behalf of the given
@@ -472,8 +473,28 @@
      */
     public void addAdapter(JobId jobId, DatasourceAdapter adapter) throws MetadataException, RemoteException;
 
+    /**
+     * @param jobId
+     * @param compactionPolicy
+     * @throws MetadataException
+     * @throws RemoteException
+     */
+    public void addCompactionPolicy(JobId jobId, CompactionPolicy compactionPolicy) throws MetadataException,
+            RemoteException;
+
+    /**
+     * @param jobId
+     * @param dataverse
+     * @param policy
+     * @return
+     * @throws MetadataException
+     * @throws RemoteException
+     */
+    public CompactionPolicy getCompactionPolicy(JobId jobId, String dataverse, String policy) throws MetadataException,
+            RemoteException;
+
     public void initializeDatasetIdFactory(JobId jobId) throws MetadataException, RemoteException;
-    
+
     public int getMostRecentDatasetId() throws MetadataException, RemoteException;
 
 }
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataBootstrap.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataBootstrap.java
index 4a02bc5..b9385d7 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataBootstrap.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataBootstrap.java
@@ -31,6 +31,7 @@
 import edu.uci.ics.asterix.common.config.AsterixMetadataProperties;
 import edu.uci.ics.asterix.common.config.DatasetConfig.DatasetType;
 import edu.uci.ics.asterix.common.config.DatasetConfig.IndexType;
+import edu.uci.ics.asterix.common.config.GlobalConfig;
 import edu.uci.ics.asterix.common.config.IAsterixPropertiesProvider;
 import edu.uci.ics.asterix.common.context.BaseOperationTracker;
 import edu.uci.ics.asterix.common.context.DatasetLifecycleManager;
@@ -45,6 +46,7 @@
 import edu.uci.ics.asterix.metadata.api.IMetadataEntity;
 import edu.uci.ics.asterix.metadata.api.IMetadataIndex;
 import edu.uci.ics.asterix.metadata.entities.AsterixBuiltinTypeMap;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
 import edu.uci.ics.asterix.metadata.entities.DatasourceAdapter;
 import edu.uci.ics.asterix.metadata.entities.Datatype;
@@ -72,6 +74,7 @@
 import edu.uci.ics.hyracks.storage.am.common.util.IndexFileNameUtil;
 import edu.uci.ics.hyracks.storage.am.lsm.btree.impls.LSMBTree;
 import edu.uci.ics.hyracks.storage.am.lsm.btree.util.LSMBTreeUtils;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMOperationTracker;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import edu.uci.ics.hyracks.storage.common.buffercache.IBufferCache;
@@ -117,7 +120,7 @@
                 MetadataPrimaryIndexes.DATASET_DATASET, MetadataPrimaryIndexes.DATATYPE_DATASET,
                 MetadataPrimaryIndexes.INDEX_DATASET, MetadataPrimaryIndexes.NODE_DATASET,
                 MetadataPrimaryIndexes.NODEGROUP_DATASET, MetadataPrimaryIndexes.FUNCTION_DATASET,
-                MetadataPrimaryIndexes.DATASOURCE_ADAPTER_DATASET };
+                MetadataPrimaryIndexes.DATASOURCE_ADAPTER_DATASET, MetadataPrimaryIndexes.COMPACTION_POLICY_DATASET };
         secondaryIndexes = new IMetadataIndex[] { MetadataSecondaryIndexes.GROUPNAME_ON_DATASET_INDEX,
                 MetadataSecondaryIndexes.DATATYPENAME_ON_DATASET_INDEX,
                 MetadataSecondaryIndexes.DATATYPENAME_ON_DATATYPE_INDEX };
@@ -157,10 +160,10 @@
 
             if (isNewUniverse) {
                 for (int i = 0; i < primaryIndexes.length; i++) {
-                    enlistMetadataDataset(primaryIndexes[i], true);
+                    enlistMetadataDataset(primaryIndexes[i], true, mdTxnCtx);
                 }
                 for (int i = 0; i < secondaryIndexes.length; i++) {
-                    enlistMetadataDataset(secondaryIndexes[i], true);
+                    enlistMetadataDataset(secondaryIndexes[i], true, mdTxnCtx);
                 }
                 insertInitialDataverses(mdTxnCtx);
                 insertInitialDatasets(mdTxnCtx);
@@ -169,16 +172,17 @@
                 insertNodes(mdTxnCtx);
                 insertInitialGroups(mdTxnCtx);
                 insertInitialAdapters(mdTxnCtx);
+                insertInitialCompactionPolicies(mdTxnCtx);
 
                 if (LOGGER.isLoggable(Level.INFO)) {
                     LOGGER.info("Finished creating metadata B-trees.");
                 }
             } else {
                 for (int i = 0; i < primaryIndexes.length; i++) {
-                    enlistMetadataDataset(primaryIndexes[i], false);
+                    enlistMetadataDataset(primaryIndexes[i], false, mdTxnCtx);
                 }
                 for (int i = 0; i < secondaryIndexes.length; i++) {
-                    enlistMetadataDataset(secondaryIndexes[i], false);
+                    enlistMetadataDataset(secondaryIndexes[i], false, mdTxnCtx);
                 }
 
                 if (LOGGER.isLoggable(Level.INFO)) {
@@ -232,7 +236,8 @@
         for (int i = 0; i < primaryIndexes.length; i++) {
             IDatasetDetails id = new InternalDatasetDetails(FileStructure.BTREE, PartitioningStrategy.HASH,
                     primaryIndexes[i].getPartitioningExpr(), primaryIndexes[i].getPartitioningExpr(),
-                    primaryIndexes[i].getNodeGroupName());
+                    primaryIndexes[i].getNodeGroupName(), GlobalConfig.DEFAULT_COMPACTION_POLICY_NAME,
+                    GlobalConfig.DEFAULT_COMPACTION_POLICY_PROPERTIES);
             MetadataManager.INSTANCE.addDataset(mdTxnCtx, new Dataset(primaryIndexes[i].getDataverseName(),
                     primaryIndexes[i].getIndexedDatasetName(), primaryIndexes[i].getPayloadRecordType().getTypeName(),
                     id, new HashMap<String, String>(), DatasetType.INTERNAL, primaryIndexes[i].getDatasetId().getId(),
@@ -314,13 +319,31 @@
         }
     }
 
+    private static void insertInitialCompactionPolicies(MetadataTransactionContext mdTxnCtx) throws Exception {
+        String[] builtInCompactionPolicyClassNames = new String[] {
+                "edu.uci.ics.hyracks.storage.am.lsm.common.impls.ConstantMergePolicyFactory",
+                "edu.uci.ics.hyracks.storage.am.lsm.common.impls.PrefixMergePolicyFactory", };
+        CompactionPolicy compactionPolicy;
+        for (String policyClassName : builtInCompactionPolicyClassNames) {
+            compactionPolicy = getCompactionPolicyEntity(policyClassName);
+            MetadataManager.INSTANCE.addCompactionPolicy(mdTxnCtx, compactionPolicy);
+        }
+    }
+
     private static DatasourceAdapter getAdapter(String adapterFactoryClassName) throws Exception {
         String adapterName = ((IAdapterFactory) (Class.forName(adapterFactoryClassName).newInstance())).getName();
         return new DatasourceAdapter(new AdapterIdentifier(MetadataConstants.METADATA_DATAVERSE_NAME, adapterName),
                 adapterFactoryClassName, DatasourceAdapter.AdapterType.INTERNAL);
     }
 
-    private static void enlistMetadataDataset(IMetadataIndex index, boolean create) throws Exception {
+    private static CompactionPolicy getCompactionPolicyEntity(String compactionPolicyClassName) throws Exception {
+        String policyName = ((ILSMMergePolicyFactory) (Class.forName(compactionPolicyClassName).newInstance()))
+                .getName();
+        return new CompactionPolicy(MetadataConstants.METADATA_DATAVERSE_NAME, policyName, compactionPolicyClassName);
+    }
+
+    private static void enlistMetadataDataset(IMetadataIndex index, boolean create, MetadataTransactionContext mdTxnCtx)
+            throws Exception {
         String filePath = ioManager.getIODevices().get(runtimeContext.getMetaDataIODeviceId()).getPath()
                 + File.separator
                 + IndexFileNameUtil.prepareFileName(metadataStore + File.separator + index.getFileNameRelativePath(),
@@ -338,13 +361,23 @@
                 .getDatasetId().getId()) : new BaseOperationTracker((DatasetLifecycleManager) indexLifecycleManager,
                 LSMBTreeIOOperationCallbackFactory.INSTANCE, index.getDatasetId().getId());
         if (create) {
-            lsmBtree = LSMBTreeUtils.createLSMTree(virtualBufferCaches, file, bufferCache, fileMapProvider, typeTraits,
-                    comparatorFactories, bloomFilterKeyFields, runtimeContext.getBloomFilterFalsePositiveRate(),
-                    runtimeContext.getLSMMergePolicy(), opTracker, runtimeContext.getLSMIOScheduler(), rtcProvider);
+            lsmBtree = LSMBTreeUtils.createLSMTree(
+                    virtualBufferCaches,
+                    file,
+                    bufferCache,
+                    fileMapProvider,
+                    typeTraits,
+                    comparatorFactories,
+                    bloomFilterKeyFields,
+                    runtimeContext.getBloomFilterFalsePositiveRate(),
+                    runtimeContext.getMetadataMergePolicyFactory().createMergePolicy(
+                            GlobalConfig.DEFAULT_COMPACTION_POLICY_PROPERTIES), opTracker,
+                    runtimeContext.getLSMIOScheduler(), rtcProvider);
             lsmBtree.create();
             resourceID = runtimeContext.getResourceIdFactory().createId();
             ILocalResourceMetadata localResourceMetadata = new LSMBTreeLocalResourceMetadata(typeTraits,
-                    comparatorFactories, bloomFilterKeyFields, index.isPrimaryIndex(), index.getDatasetId().getId());
+                    comparatorFactories, bloomFilterKeyFields, index.isPrimaryIndex(), index.getDatasetId().getId(),
+                    runtimeContext.getMetadataMergePolicyFactory(), GlobalConfig.DEFAULT_COMPACTION_POLICY_PROPERTIES);
             ILocalResourceFactoryProvider localResourceFactoryProvider = new PersistentLocalResourceFactoryProvider(
                     localResourceMetadata, LocalResource.LSMBTreeResource);
             ILocalResourceFactory localResourceFactory = localResourceFactoryProvider.getLocalResourceFactory();
@@ -356,10 +389,10 @@
             lsmBtree = (LSMBTree) indexLifecycleManager.getIndex(resourceID);
             if (lsmBtree == null) {
                 lsmBtree = LSMBTreeUtils.createLSMTree(virtualBufferCaches, file, bufferCache, fileMapProvider,
-                        typeTraits, comparatorFactories, bloomFilterKeyFields,
-                        runtimeContext.getBloomFilterFalsePositiveRate(), runtimeContext.getLSMMergePolicy(),
-                        opTracker, runtimeContext.getLSMIOScheduler(),
-                        AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER);
+                        typeTraits, comparatorFactories, bloomFilterKeyFields, runtimeContext
+                                .getBloomFilterFalsePositiveRate(), runtimeContext.getMetadataMergePolicyFactory()
+                                .createMergePolicy(GlobalConfig.DEFAULT_COMPACTION_POLICY_PROPERTIES), opTracker,
+                        runtimeContext.getLSMIOScheduler(), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER);
                 indexLifecycleManager.register(resourceID, lsmBtree);
             }
         }
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataPrimaryIndexes.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataPrimaryIndexes.java
index 8bdd92b..f6bc9e6 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataPrimaryIndexes.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataPrimaryIndexes.java
@@ -41,9 +41,11 @@
     public static final int NODEGROUP_DATASET_ID = 6;
     public static final int FUNCTION_DATASET_ID = 7;
     public static final int DATASOURCE_ADAPTER_DATASET_ID = 8;
+    public static final int COMPACTION_POLICY_DATASET_ID = 9;
     public static final int FIRST_AVAILABLE_USER_DATASET_ID = 100;
 
     public static IMetadataIndex DATASOURCE_ADAPTER_DATASET;
+    public static IMetadataIndex COMPACTION_POLICY_DATASET;
 
     /**
      * Create all metadata primary index descriptors. MetadataRecordTypes must
@@ -92,5 +94,10 @@
                 BuiltinType.ASTRING, BuiltinType.ASTRING }, new String[] { "DataverseName", "Name" }, 0,
                 MetadataRecordTypes.DATASOURCE_ADAPTER_RECORDTYPE, DATASOURCE_ADAPTER_DATASET_ID, true, new int[] { 0,
                         1 });
+
+        COMPACTION_POLICY_DATASET = new MetadataIndex("CompactionPolicy", null, 3, new IAType[] { BuiltinType.ASTRING,
+                BuiltinType.ASTRING }, new String[] { "DataverseName", "CompactionPolicy" }, 0,
+                MetadataRecordTypes.COMPACTION_POLICY_RECORDTYPE, COMPACTION_POLICY_DATASET_ID, true,
+                new int[] { 0, 1 });
     }
 }
\ No newline at end of file
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataRecordTypes.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataRecordTypes.java
index 50681ee..8452340 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataRecordTypes.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/bootstrap/MetadataRecordTypes.java
@@ -37,6 +37,7 @@
     public static ARecordType EXTERNAL_DETAILS_RECORDTYPE;
     public static ARecordType FEED_DETAILS_RECORDTYPE;
     public static ARecordType DATASET_HINTS_RECORDTYPE;
+    public static ARecordType COMPACTION_POLICY_PROPERTIES_RECORDTYPE;
     public static ARecordType DATASOURCE_ADAPTER_PROPERTIES_RECORDTYPE;
     public static ARecordType FIELD_RECORDTYPE;
     public static ARecordType RECORD_RECORDTYPE;
@@ -47,6 +48,7 @@
     public static ARecordType NODEGROUP_RECORDTYPE;
     public static ARecordType FUNCTION_RECORDTYPE;
     public static ARecordType DATASOURCE_ADAPTER_RECORDTYPE;
+    public static ARecordType COMPACTION_POLICY_RECORDTYPE;
 
     /**
      * Create all metadata record types.
@@ -57,6 +59,7 @@
         // These calls are one "dependency chain".
         try {
             DATASOURCE_ADAPTER_PROPERTIES_RECORDTYPE = createPropertiesRecordType();
+            COMPACTION_POLICY_PROPERTIES_RECORDTYPE = createPropertiesRecordType();
             INTERNAL_DETAILS_RECORDTYPE = createInternalDetailsRecordType();
             EXTERNAL_DETAILS_RECORDTYPE = createExternalDetailsRecordType();
             FEED_DETAILS_RECORDTYPE = createFeedDetailsRecordType();
@@ -76,6 +79,7 @@
             NODEGROUP_RECORDTYPE = createNodeGroupRecordType();
             FUNCTION_RECORDTYPE = createFunctionRecordType();
             DATASOURCE_ADAPTER_RECORDTYPE = createDatasourceAdapterRecordType();
+            COMPACTION_POLICY_RECORDTYPE = createCompactionPolicyRecordType();
         } catch (AsterixException e) {
             throw new MetadataException(e);
         }
@@ -97,8 +101,8 @@
     // Helper constants for accessing fields in an ARecord of anonymous type
     // dataset properties.
     // Used for dataset hints or dataset adapter properties.
-    public static final int DATASOURCE_PROPERTIES_NAME_FIELD_INDEX = 0;
-    public static final int DATASOURCE_PROPERTIES_VALUE_FIELD_INDEX = 1;
+    public static final int PROPERTIES_NAME_FIELD_INDEX = 0;
+    public static final int PROPERTIES_VALUE_FIELD_INDEX = 1;
 
     private static final ARecordType createPropertiesRecordType() throws AsterixException {
         String[] fieldNames = { "Name", "Value" };
@@ -113,11 +117,17 @@
     public static final int INTERNAL_DETAILS_ARECORD_PARTITIONKEY_FIELD_INDEX = 2;
     public static final int INTERNAL_DETAILS_ARECORD_PRIMARYKEY_FIELD_INDEX = 3;
     public static final int INTERNAL_DETAILS_ARECORD_GROUPNAME_FIELD_INDEX = 4;
+    public static final int INTERNAL_DETAILS_ARECORD_COMPACTION_POLICY_FIELD_INDEX = 5;
+    public static final int INTERNAL_DETAILS_ARECORD_COMPACTION_POLICY_PROPERTIES_FIELD_INDEX = 6;
 
     private static final ARecordType createInternalDetailsRecordType() throws AsterixException {
         AOrderedListType olType = new AOrderedListType(BuiltinType.ASTRING, null);
-        String[] fieldNames = { "FileStructure", "PartitioningStrategy", "PartitioningKey", "PrimaryKey", "GroupName" };
-        IAType[] fieldTypes = { BuiltinType.ASTRING, BuiltinType.ASTRING, olType, olType, BuiltinType.ASTRING };
+        AOrderedListType compactionPolicyPropertyListType = new AOrderedListType(
+                COMPACTION_POLICY_PROPERTIES_RECORDTYPE, null);
+        String[] fieldNames = { "FileStructure", "PartitioningStrategy", "PartitioningKey", "PrimaryKey", "GroupName",
+                "CompactionPolicy", "CompactionPolicyProperties" };
+        IAType[] fieldTypes = { BuiltinType.ASTRING, BuiltinType.ASTRING, olType, olType, BuiltinType.ASTRING,
+                BuiltinType.ASTRING, compactionPolicyPropertyListType };
         return new ARecordType(null, fieldNames, fieldTypes, true);
     }
 
@@ -134,6 +144,16 @@
         return new ARecordType(null, fieldNames, fieldTypes, true);
     }
 
+    public static final int COMPACTION_POLICY_ARECORD_DATAVERSE_NAME_FIELD_INDEX = 0;
+    public static final int COMPACTION_POLICY_ARECORD_POLICY_NAME_FIELD_INDEX = 1;
+    public static final int COMPACTION_POLICY_ARECORD_CLASSNAME_FIELD_INDEX = 2;
+
+    private static ARecordType createCompactionPolicyRecordType() throws AsterixException {
+        String[] fieldNames = { "DataverseName", "PolicyName", "Classname" };
+        IAType[] fieldTypes = { BuiltinType.ASTRING, BuiltinType.ASTRING, BuiltinType.ASTRING };
+        return new ARecordType("CompactionPolicyRecordType", fieldNames, fieldTypes, true);
+    }
+
     public static final int FEED_DETAILS_ARECORD_FILESTRUCTURE_FIELD_INDEX = 0;
     public static final int FEED_DETAILS_ARECORD_PARTITIONSTRATEGY_FIELD_INDEX = 1;
     public static final int FEED_DETAILS_ARECORD_PARTITIONKEY_FIELD_INDEX = 2;
@@ -143,13 +163,18 @@
     public static final int FEED_DETAILS_ARECORD_PROPERTIES_FIELD_INDEX = 6;
     public static final int FEED_DETAILS_ARECORD_FUNCTION_FIELD_INDEX = 7;
     public static final int FEED_DETAILS_ARECORD_STATE_FIELD_INDEX = 8;
+    public static final int FEED_DETAILS_ARECORD_COMPACTION_POLICY_FIELD_INDEX = 9;
+    public static final int FEED_DETAILS_ARECORD_COMPACTION_POLICY_PROPERTIES_FIELD_INDEX = 10;
 
     private static final ARecordType createFeedDetailsRecordType() throws AsterixException {
         AOrderedListType orderedListType = new AOrderedListType(BuiltinType.ASTRING, null);
         AOrderedListType orderedListOfPropertiesType = new AOrderedListType(DATASOURCE_ADAPTER_PROPERTIES_RECORDTYPE,
                 null);
+        AOrderedListType compactionPolicyPropertyListType = new AOrderedListType(
+                COMPACTION_POLICY_PROPERTIES_RECORDTYPE, null);
         String[] fieldNames = { "FileStructure", "PartitioningStrategy", "PartitioningKey", "PrimaryKey", "GroupName",
-                "DatasourceAdapter", "Properties", "Function", "Status" };
+                "DatasourceAdapter", "Properties", "Function", "Status", "CompactionPolicy",
+                "CompactionPolicyProperties" };
 
         List<IAType> feedFunctionUnionList = new ArrayList<IAType>();
         feedFunctionUnionList.add(BuiltinType.ANULL);
@@ -158,7 +183,7 @@
 
         IAType[] fieldTypes = { BuiltinType.ASTRING, BuiltinType.ASTRING, orderedListType, orderedListType,
                 BuiltinType.ASTRING, BuiltinType.ASTRING, orderedListOfPropertiesType, feedFunctionUnion,
-                BuiltinType.ASTRING };
+                BuiltinType.ASTRING, BuiltinType.ASTRING, compactionPolicyPropertyListType };
 
         return new ARecordType(null, fieldNames, fieldTypes, true);
     }
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/declared/AqlMetadataProvider.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/declared/AqlMetadataProvider.java
index 8b422c8..df5cc51 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/declared/AqlMetadataProvider.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/declared/AqlMetadataProvider.java
@@ -140,6 +140,7 @@
 import edu.uci.ics.hyracks.storage.am.common.ophelpers.IndexOperation;
 import edu.uci.ics.hyracks.storage.am.common.tuples.TypeAwareTupleWriterFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.btree.dataflow.LSMBTreeDataflowHelperFactory;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.invertedindex.dataflow.LSMInvertedIndexDataflowHelperFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.rtree.dataflow.LSMRTreeDataflowHelperFactory;
@@ -573,13 +574,15 @@
                             primaryKeyFields, txnSubsystemProvider, ResourceType.LSM_BTREE);
                 }
             }
+            Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(
+                    dataset, mdTxnCtx);
             AsterixRuntimeComponentsProvider rtcProvider = AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER;
             BTreeSearchOperatorDescriptor btreeSearchOp = new BTreeSearchOperatorDescriptor(jobSpec, outputRecDesc,
                     appContext.getStorageManagerInterface(), appContext.getIndexLifecycleManagerProvider(), spPc.first,
                     typeTraits, comparatorFactories, bloomFilterKeyFields, lowKeyFields, highKeyFields,
                     lowKeyInclusive, highKeyInclusive, new LSMBTreeDataflowHelperFactory(
-                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()), rtcProvider,
-                            isSecondary ? new SecondaryIndexOperationTrackerProvider(
+                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()), compactionInfo.first,
+                            compactionInfo.second, isSecondary ? new SecondaryIndexOperationTrackerProvider(
                                     LSMBTreeIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId())
                                     : new PrimaryIndexOperationTrackerProvider(dataset.getDatasetId()), rtcProvider,
                             rtcProvider, storageProperties.getBloomFilterFalsePositiveRate()), retainInput,
@@ -642,15 +645,17 @@
             IBinaryComparatorFactory[] primaryComparatorFactories = DatasetUtils.computeKeysBinaryComparatorFactories(
                     dataset, recType, context.getBinaryComparatorFactoryProvider());
             IAType nestedKeyType = NonTaggedFormatUtil.getNestedSpatialType(keyType.getTypeTag());
+            Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(
+                    dataset, mdTxnCtx);
             ISearchOperationCallbackFactory searchCallbackFactory = new SecondaryIndexSearchOperationCallbackFactory();
             RTreeSearchOperatorDescriptor rtreeSearchOp = new RTreeSearchOperatorDescriptor(jobSpec, outputRecDesc,
                     appContext.getStorageManagerInterface(), appContext.getIndexLifecycleManagerProvider(), spPc.first,
                     typeTraits, comparatorFactories, keyFields, new LSMRTreeDataflowHelperFactory(
                             valueProviderFactories, RTreePolicyType.RTREE, primaryComparatorFactories,
-                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
+                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()), compactionInfo.first,
+                            compactionInfo.second, new SecondaryIndexOperationTrackerProvider(
+                                    LSMRTreeIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
-                            new SecondaryIndexOperationTrackerProvider(LSMRTreeIOOperationCallbackFactory.INSTANCE,
-                                    dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, proposeLinearizer(
                                     nestedKeyType.getTypeTag(), comparatorFactories.length),
                             storageProperties.getBloomFilterFalsePositiveRate()), retainInput, searchCallbackFactory);
@@ -801,14 +806,15 @@
             // right callback
             // (ex. what's the expected behavior when there is an error during
             // bulkload?)
+            Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(
+                    dataset, mdTxnCtx);
             TreeIndexBulkLoadOperatorDescriptor btreeBulkLoad = new TreeIndexBulkLoadOperatorDescriptor(spec,
                     appContext.getStorageManagerInterface(), appContext.getIndexLifecycleManagerProvider(),
                     splitsAndConstraint.first, typeTraits, comparatorFactories, bloomFilterKeyFields, fieldPermutation,
                     GlobalConfig.DEFAULT_BTREE_FILL_FACTOR, false, numElementsHint, true,
                     new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
-                            AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
-                            new PrimaryIndexOperationTrackerProvider(dataset.getDatasetId()),
-                            AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                            compactionInfo.first, compactionInfo.second, new PrimaryIndexOperationTrackerProvider(
+                                    dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             storageProperties.getBloomFilterFalsePositiveRate()), NoOpOperationCallbackFactory.INSTANCE);
             return new Pair<IOperatorDescriptor, AlgebricksPartitionConstraint>(btreeBulkLoad,
@@ -869,14 +875,15 @@
             PrimaryIndexModificationOperationCallbackFactory modificationCallbackFactory = new PrimaryIndexModificationOperationCallbackFactory(
                     jobId, datasetId, primaryKeyFields, txnSubsystemProvider, indexOp, ResourceType.LSM_BTREE);
 
+            Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(
+                    dataset, mdTxnCtx);
             AsterixLSMTreeInsertDeleteOperatorDescriptor insertDeleteOp = new AsterixLSMTreeInsertDeleteOperatorDescriptor(
                     spec, recordDesc, appContext.getStorageManagerInterface(),
                     appContext.getIndexLifecycleManagerProvider(), splitsAndConstraint.first, typeTraits,
                     comparatorFactories, bloomFilterKeyFields, fieldPermutation, indexOp,
                     new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(datasetId),
-                            AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
-                            new PrimaryIndexOperationTrackerProvider(dataset.getDatasetId()),
-                            AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
+                            compactionInfo.first, compactionInfo.second, new PrimaryIndexOperationTrackerProvider(
+                                    dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, storageProperties
                                     .getBloomFilterFalsePositiveRate()), null, modificationCallbackFactory, true);
 
@@ -1065,14 +1072,16 @@
             SecondaryIndexModificationOperationCallbackFactory modificationCallbackFactory = new SecondaryIndexModificationOperationCallbackFactory(
                     jobId, datasetId, primaryKeyFields, txnSubsystemProvider, indexOp, ResourceType.LSM_BTREE);
 
+            Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(
+                    dataset, mdTxnCtx);
             AsterixLSMTreeInsertDeleteOperatorDescriptor btreeBulkLoad = new AsterixLSMTreeInsertDeleteOperatorDescriptor(
                     spec, recordDesc, appContext.getStorageManagerInterface(),
                     appContext.getIndexLifecycleManagerProvider(), splitsAndConstraint.first, typeTraits,
                     comparatorFactories, bloomFilterKeyFields, fieldPermutation, indexOp,
                     new LSMBTreeDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(datasetId),
+                            compactionInfo.first, compactionInfo.second, new SecondaryIndexOperationTrackerProvider(
+                                    LSMBTreeIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
-                            new SecondaryIndexOperationTrackerProvider(LSMBTreeIOOperationCallbackFactory.INSTANCE,
-                                    dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, storageProperties
                                     .getBloomFilterFalsePositiveRate()), filterFactory, modificationCallbackFactory,
                     false);
@@ -1193,13 +1202,14 @@
             SecondaryIndexModificationOperationCallbackFactory modificationCallbackFactory = new SecondaryIndexModificationOperationCallbackFactory(
                     jobId, datasetId, primaryKeyFields, txnSubsystemProvider, indexOp, ResourceType.LSM_INVERTED_INDEX);
 
+            Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(
+                    dataset, mdTxnCtx);
             AsterixLSMInvertedIndexInsertDeleteOperatorDescriptor insertDeleteOp = new AsterixLSMInvertedIndexInsertDeleteOperatorDescriptor(
                     spec, recordDesc, appContext.getStorageManagerInterface(), splitsAndConstraint.first,
                     appContext.getIndexLifecycleManagerProvider(), tokenTypeTraits, tokenComparatorFactories,
                     invListsTypeTraits, invListComparatorFactories, tokenizerFactory, fieldPermutation, indexOp,
                     new LSMInvertedIndexDataflowHelperFactory(new AsterixVirtualBufferCacheProvider(datasetId),
-                            AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
-                            new SecondaryIndexOperationTrackerProvider(
+                            compactionInfo.first, compactionInfo.second, new SecondaryIndexOperationTrackerProvider(
                                     LSMInvertedIndexIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, storageProperties
@@ -1287,15 +1297,17 @@
             SecondaryIndexModificationOperationCallbackFactory modificationCallbackFactory = new SecondaryIndexModificationOperationCallbackFactory(
                     jobId, datasetId, primaryKeyFields, txnSubsystemProvider, indexOp, ResourceType.LSM_RTREE);
 
+            Pair<ILSMMergePolicyFactory, Map<String, String>> compactionInfo = DatasetUtils.getMergePolicyFactory(
+                    dataset, mdTxnCtx);
             AsterixLSMTreeInsertDeleteOperatorDescriptor rtreeUpdate = new AsterixLSMTreeInsertDeleteOperatorDescriptor(
                     spec, recordDesc, appContext.getStorageManagerInterface(),
                     appContext.getIndexLifecycleManagerProvider(), splitsAndConstraint.first, typeTraits,
                     comparatorFactories, null, fieldPermutation, indexOp, new LSMRTreeDataflowHelperFactory(
                             valueProviderFactories, RTreePolicyType.RTREE, primaryComparatorFactories,
-                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()),
+                            new AsterixVirtualBufferCacheProvider(dataset.getDatasetId()), compactionInfo.first,
+                            compactionInfo.second, new SecondaryIndexOperationTrackerProvider(
+                                    LSMRTreeIOOperationCallbackFactory.INSTANCE, dataset.getDatasetId()),
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
-                            new SecondaryIndexOperationTrackerProvider(LSMRTreeIOOperationCallbackFactory.INSTANCE,
-                                    dataset.getDatasetId()), AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER,
                             AsterixRuntimeComponentsProvider.RUNTIME_PROVIDER, proposeLinearizer(
                                     nestedKeyType.getTypeTag(), comparatorFactories.length),
                             storageProperties.getBloomFilterFalsePositiveRate()), filterFactory,
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/CompactionPolicy.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/CompactionPolicy.java
new file mode 100644
index 0000000..c12e21a
--- /dev/null
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/CompactionPolicy.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2009-2010 by The Regents of the University of California
+ * Licensed 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 from
+ * 
+ *     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 edu.uci.ics.asterix.metadata.entities;
+
+import edu.uci.ics.asterix.metadata.MetadataCache;
+import edu.uci.ics.asterix.metadata.api.IMetadataEntity;
+
+/**
+ * Metadata describing a compaction policy record.
+ */
+public class CompactionPolicy implements IMetadataEntity {
+
+    private static final long serialVersionUID = 1L;
+
+    private final String dataverseName;
+    // Enforced to be unique within a dataverse.
+    private final String policyName;
+    private final String className;
+
+    public CompactionPolicy(String dataverseName, String policyName, String className) {
+        this.dataverseName = dataverseName;
+        this.policyName = policyName;
+        this.className = className;
+    }
+
+    public String getDataverseName() {
+        return dataverseName;
+    }
+
+    public String getPolicyName() {
+        return policyName;
+    }
+
+    public String getClassName() {
+        return className;
+    }
+
+    @Override
+    public boolean equals(Object other) {
+        if (this == other) {
+            return true;
+        }
+        if (!(other instanceof CompactionPolicy)) {
+            return false;
+        }
+        CompactionPolicy otherPolicy = (CompactionPolicy) other;
+        if (!otherPolicy.dataverseName.equals(dataverseName)) {
+            return false;
+        }
+        if (!otherPolicy.policyName.equals(policyName)) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public Object addToCache(MetadataCache cache) {
+        return cache.addCompactionPolicyIfNotExists(this);
+    }
+
+    @Override
+    public Object dropFromCache(MetadataCache cache) {
+        return cache.dropCompactionPolicy(this);
+    }
+}
\ No newline at end of file
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/FeedDatasetDetails.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/FeedDatasetDetails.java
index 22de3d3..5058e24 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/FeedDatasetDetails.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/FeedDatasetDetails.java
@@ -61,8 +61,10 @@
 
     public FeedDatasetDetails(FileStructure fileStructure, PartitioningStrategy partitioningStrategy,
             List<String> partitioningKey, List<String> primaryKey, String groupName, String adapterFactory,
-            Map<String, String> properties, FunctionSignature signature, String feedState) {
-        super(fileStructure, partitioningStrategy, partitioningKey, primaryKey, groupName);
+            Map<String, String> properties, FunctionSignature signature, String feedState, String compactionPolicy,
+            Map<String, String> compactionPolicyProperties) {
+        super(fileStructure, partitioningStrategy, partitioningKey, primaryKey, groupName, compactionPolicy,
+                compactionPolicyProperties);
         this.properties = properties;
         this.adapterFactory = adapterFactory;
         this.signature = signature;
@@ -139,7 +141,8 @@
             String name = property.getKey();
             String value = property.getValue();
             itemValue.reset();
-            writePropertyTypeRecord(name, value, itemValue.getDataOutput());
+            writePropertyTypeRecord(name, value, itemValue.getDataOutput(),
+                    MetadataRecordTypes.DATASOURCE_ADAPTER_PROPERTIES_RECORDTYPE);
             listBuilder.addItem(itemValue);
         }
         fieldValue.reset();
@@ -160,6 +163,27 @@
         stringSerde.serialize(aString, fieldValue.getDataOutput());
         feedRecordBuilder.addField(MetadataRecordTypes.FEED_DETAILS_ARECORD_STATE_FIELD_INDEX, fieldValue);
 
+        // write field 9
+        fieldValue.reset();
+        aString.setValue(getCompactionPolicy().toString());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        feedRecordBuilder.addField(MetadataRecordTypes.FEED_DETAILS_ARECORD_COMPACTION_POLICY_FIELD_INDEX, fieldValue);
+
+        // write field 10
+        listBuilder.reset((AOrderedListType) MetadataRecordTypes.FEED_DETAILS_RECORDTYPE.getFieldTypes()[10]);
+        for (Map.Entry<String, String> property : compactionPolicyProperties.entrySet()) {
+            String name = property.getKey();
+            String value = property.getValue();
+            itemValue.reset();
+            writePropertyTypeRecord(name, value, itemValue.getDataOutput(),
+                    MetadataRecordTypes.COMPACTION_POLICY_PROPERTIES_RECORDTYPE);
+            listBuilder.addItem(itemValue);
+        }
+        fieldValue.reset();
+        listBuilder.write(fieldValue.getDataOutput(), true);
+        feedRecordBuilder.addField(MetadataRecordTypes.FEED_DETAILS_ARECORD_COMPACTION_POLICY_PROPERTIES_FIELD_INDEX,
+                fieldValue);
+
         try {
             feedRecordBuilder.write(out, true);
         } catch (IOException | AsterixException e) {
@@ -168,33 +192,6 @@
 
     }
 
-    public void writePropertyTypeRecord(String name, String value, DataOutput out) throws HyracksDataException {
-        IARecordBuilder propertyRecordBuilder = new RecordBuilder();
-        ArrayBackedValueStorage fieldValue = new ArrayBackedValueStorage();
-        propertyRecordBuilder.reset(MetadataRecordTypes.DATASOURCE_ADAPTER_PROPERTIES_RECORDTYPE);
-        AMutableString aString = new AMutableString("");
-        ISerializerDeserializer<AString> stringSerde = AqlSerializerDeserializerProvider.INSTANCE
-                .getSerializerDeserializer(BuiltinType.ASTRING);
-
-        // write field 0
-        fieldValue.reset();
-        aString.setValue(name);
-        stringSerde.serialize(aString, fieldValue.getDataOutput());
-        propertyRecordBuilder.addField(0, fieldValue);
-
-        // write field 1
-        fieldValue.reset();
-        aString.setValue(value);
-        stringSerde.serialize(aString, fieldValue.getDataOutput());
-        propertyRecordBuilder.addField(1, fieldValue);
-
-        try {
-            propertyRecordBuilder.write(out, true);
-        } catch (IOException | AsterixException e) {
-            throw new HyracksDataException(e);
-        }
-    }
-
     public FeedState getFeedState() {
         return feedState;
     }
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/InternalDatasetDetails.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/InternalDatasetDetails.java
index 4267af2..c5e6c96 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/InternalDatasetDetails.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entities/InternalDatasetDetails.java
@@ -18,6 +18,7 @@
 import java.io.DataOutput;
 import java.io.IOException;
 import java.util.List;
+import java.util.Map;
 
 import edu.uci.ics.asterix.builders.IARecordBuilder;
 import edu.uci.ics.asterix.builders.OrderedListBuilder;
@@ -30,6 +31,7 @@
 import edu.uci.ics.asterix.om.base.AMutableString;
 import edu.uci.ics.asterix.om.base.AString;
 import edu.uci.ics.asterix.om.types.AOrderedListType;
+import edu.uci.ics.asterix.om.types.ARecordType;
 import edu.uci.ics.asterix.om.types.BuiltinType;
 import edu.uci.ics.hyracks.api.dataflow.value.ISerializerDeserializer;
 import edu.uci.ics.hyracks.api.exceptions.HyracksDataException;
@@ -52,14 +54,19 @@
     protected final List<String> partitioningKeys;
     protected final List<String> primaryKeys;
     protected final String nodeGroupName;
+    protected final String compactionPolicy;
+    protected final Map<String, String> compactionPolicyProperties;
 
     public InternalDatasetDetails(FileStructure fileStructure, PartitioningStrategy partitioningStrategy,
-            List<String> partitioningKey, List<String> primaryKey, String groupName) {
+            List<String> partitioningKey, List<String> primaryKey, String groupName, String compactionPolicy,
+            Map<String, String> compactionPolicyProperties) {
         this.fileStructure = fileStructure;
         this.partitioningStrategy = partitioningStrategy;
         this.partitioningKeys = partitioningKey;
         this.primaryKeys = primaryKey;
         this.nodeGroupName = groupName;
+        this.compactionPolicy = compactionPolicy;
+        this.compactionPolicyProperties = compactionPolicyProperties;
     }
 
     public String getNodeGroupName() {
@@ -82,6 +89,14 @@
         return partitioningStrategy;
     }
 
+    public String getCompactionPolicy() {
+        return compactionPolicy;
+    }
+
+    public Map<String, String> getCompactionPolicyProperties() {
+        return compactionPolicyProperties;
+    }
+
     @Override
     public DatasetType getDatasetType() {
         return DatasetType.INTERNAL;
@@ -146,6 +161,29 @@
         stringSerde.serialize(aString, fieldValue.getDataOutput());
         internalRecordBuilder.addField(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_GROUPNAME_FIELD_INDEX, fieldValue);
 
+        // write field 5
+        fieldValue.reset();
+        aString.setValue(getCompactionPolicy().toString());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        internalRecordBuilder.addField(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_COMPACTION_POLICY_FIELD_INDEX,
+                fieldValue);
+
+        // write field 6
+        listBuilder
+                .reset((AOrderedListType) MetadataRecordTypes.INTERNAL_DETAILS_RECORDTYPE.getFieldTypes()[MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_COMPACTION_POLICY_PROPERTIES_FIELD_INDEX]);
+        for (Map.Entry<String, String> property : compactionPolicyProperties.entrySet()) {
+            String name = property.getKey();
+            String value = property.getValue();
+            itemValue.reset();
+            writePropertyTypeRecord(name, value, itemValue.getDataOutput(),
+                    MetadataRecordTypes.COMPACTION_POLICY_PROPERTIES_RECORDTYPE);
+            listBuilder.addItem(itemValue);
+        }
+        fieldValue.reset();
+        listBuilder.write(fieldValue.getDataOutput(), true);
+        internalRecordBuilder.addField(
+                MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_COMPACTION_POLICY_PROPERTIES_FIELD_INDEX, fieldValue);
+
         try {
             internalRecordBuilder.write(out, true);
         } catch (IOException | AsterixException e) {
@@ -153,4 +191,32 @@
         }
     }
 
+    protected void writePropertyTypeRecord(String name, String value, DataOutput out, ARecordType recordType)
+            throws HyracksDataException {
+        IARecordBuilder propertyRecordBuilder = new RecordBuilder();
+        ArrayBackedValueStorage fieldValue = new ArrayBackedValueStorage();
+        propertyRecordBuilder.reset(recordType);
+        AMutableString aString = new AMutableString("");
+        ISerializerDeserializer<AString> stringSerde = AqlSerializerDeserializerProvider.INSTANCE
+                .getSerializerDeserializer(BuiltinType.ASTRING);
+
+        // write field 0
+        fieldValue.reset();
+        aString.setValue(name);
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        propertyRecordBuilder.addField(0, fieldValue);
+
+        // write field 1
+        fieldValue.reset();
+        aString.setValue(value);
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        propertyRecordBuilder.addField(1, fieldValue);
+
+        try {
+            propertyRecordBuilder.write(out, true);
+        } catch (IOException | AsterixException e) {
+            throw new HyracksDataException(e);
+        }
+    }
+
 }
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entitytupletranslators/CompactionPolicyTupleTranslator.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entitytupletranslators/CompactionPolicyTupleTranslator.java
new file mode 100644
index 0000000..cabe6b4
--- /dev/null
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entitytupletranslators/CompactionPolicyTupleTranslator.java
@@ -0,0 +1,124 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed 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 from
+ * 
+ *     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 edu.uci.ics.asterix.metadata.entitytupletranslators;
+
+import java.io.ByteArrayInputStream;
+import java.io.DataInput;
+import java.io.DataInputStream;
+import java.io.IOException;
+
+import edu.uci.ics.asterix.common.exceptions.AsterixException;
+import edu.uci.ics.asterix.formats.nontagged.AqlSerializerDeserializerProvider;
+import edu.uci.ics.asterix.metadata.MetadataException;
+import edu.uci.ics.asterix.metadata.bootstrap.MetadataPrimaryIndexes;
+import edu.uci.ics.asterix.metadata.bootstrap.MetadataRecordTypes;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
+import edu.uci.ics.asterix.om.base.ARecord;
+import edu.uci.ics.asterix.om.base.AString;
+import edu.uci.ics.hyracks.api.dataflow.value.ISerializerDeserializer;
+import edu.uci.ics.hyracks.dataflow.common.data.accessors.ITupleReference;
+
+/**
+ * Translates a Dataset metadata entity to an ITupleReference and vice versa.
+ */
+public class CompactionPolicyTupleTranslator extends AbstractTupleTranslator<CompactionPolicy> {
+    // Field indexes of serialized CompactionPolicy in a tuple.
+    // Key field.
+    public static final int COMPACTION_POLICY_DATAVERSE_NAME_FIELD_INDEX = 0;
+
+    public static final int COMPACTION_POLICY_NAME_FIELD_INDEX = 1;
+
+    // Payload field containing serialized compactionPolicy.
+    public static final int COMPACTION_POLICY_PAYLOAD_TUPLE_FIELD_INDEX = 2;
+
+    @SuppressWarnings("unchecked")
+    private ISerializerDeserializer<ARecord> recordSerDes = AqlSerializerDeserializerProvider.INSTANCE
+            .getSerializerDeserializer(MetadataRecordTypes.COMPACTION_POLICY_RECORDTYPE);
+
+    public CompactionPolicyTupleTranslator(boolean getTuple) {
+        super(getTuple, MetadataPrimaryIndexes.COMPACTION_POLICY_DATASET.getFieldCount());
+    }
+
+    @Override
+    public CompactionPolicy getMetadataEntytiFromTuple(ITupleReference frameTuple) throws IOException {
+        byte[] serRecord = frameTuple.getFieldData(COMPACTION_POLICY_PAYLOAD_TUPLE_FIELD_INDEX);
+        int recordStartOffset = frameTuple.getFieldStart(COMPACTION_POLICY_PAYLOAD_TUPLE_FIELD_INDEX);
+        int recordLength = frameTuple.getFieldLength(COMPACTION_POLICY_PAYLOAD_TUPLE_FIELD_INDEX);
+        ByteArrayInputStream stream = new ByteArrayInputStream(serRecord, recordStartOffset, recordLength);
+        DataInput in = new DataInputStream(stream);
+        ARecord compactionPolicyRecord = (ARecord) recordSerDes.deserialize(in);
+        return createCompactionPolicyFromARecord(compactionPolicyRecord);
+    }
+
+    private CompactionPolicy createCompactionPolicyFromARecord(ARecord compactionPolicyRecord) {
+        CompactionPolicy compactionPolicy = null;
+        String dataverseName = ((AString) compactionPolicyRecord
+                .getValueByPos(MetadataRecordTypes.COMPACTION_POLICY_ARECORD_DATAVERSE_NAME_FIELD_INDEX))
+                .getStringValue();
+        String policyName = ((AString) compactionPolicyRecord
+                .getValueByPos(MetadataRecordTypes.COMPACTION_POLICY_ARECORD_POLICY_NAME_FIELD_INDEX)).getStringValue();
+        String className = ((AString) compactionPolicyRecord
+                .getValueByPos(MetadataRecordTypes.COMPACTION_POLICY_ARECORD_CLASSNAME_FIELD_INDEX)).getStringValue();
+
+        compactionPolicy = new CompactionPolicy(dataverseName, policyName, className);
+        return compactionPolicy;
+    }
+
+    @Override
+    public ITupleReference getTupleFromMetadataEntity(CompactionPolicy compactionPolicy) throws IOException,
+            MetadataException {
+
+        tupleBuilder.reset();
+        aString.setValue(compactionPolicy.getDataverseName());
+        stringSerde.serialize(aString, tupleBuilder.getDataOutput());
+        tupleBuilder.addFieldEndOffset();
+
+        aString.setValue(compactionPolicy.getPolicyName());
+        stringSerde.serialize(aString, tupleBuilder.getDataOutput());
+        tupleBuilder.addFieldEndOffset();
+
+        recordBuilder.reset(MetadataRecordTypes.COMPACTION_POLICY_RECORDTYPE);
+
+        // write field 0
+        fieldValue.reset();
+        aString.setValue(compactionPolicy.getDataverseName());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        recordBuilder.addField(MetadataRecordTypes.COMPACTION_POLICY_ARECORD_DATAVERSE_NAME_FIELD_INDEX, fieldValue);
+
+        // write field 1
+        fieldValue.reset();
+        aString.setValue(compactionPolicy.getPolicyName());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        recordBuilder.addField(MetadataRecordTypes.COMPACTION_POLICY_ARECORD_POLICY_NAME_FIELD_INDEX, fieldValue);
+
+        // write field 2
+        fieldValue.reset();
+        aString.setValue(compactionPolicy.getClassName());
+        stringSerde.serialize(aString, fieldValue.getDataOutput());
+        recordBuilder.addField(MetadataRecordTypes.COMPACTION_POLICY_ARECORD_CLASSNAME_FIELD_INDEX, fieldValue);
+
+        // write record
+        try {
+            recordBuilder.write(tupleBuilder.getDataOutput(), true);
+        } catch (AsterixException e) {
+            throw new MetadataException(e);
+        }
+        tupleBuilder.addFieldEndOffset();
+
+        tuple.reset(tupleBuilder.getFieldEndOffsets(), tupleBuilder.getByteArray());
+        return tuple;
+    }
+}
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entitytupletranslators/DatasetTupleTranslator.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entitytupletranslators/DatasetTupleTranslator.java
index 61f856a..3f70e2b 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entitytupletranslators/DatasetTupleTranslator.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/entitytupletranslators/DatasetTupleTranslator.java
@@ -138,9 +138,9 @@
                 String value;
                 while (cursor.next()) {
                     ARecord field = (ARecord) cursor.get();
-                    key = ((AString) field.getValueByPos(MetadataRecordTypes.DATASOURCE_PROPERTIES_NAME_FIELD_INDEX))
+                    key = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_NAME_FIELD_INDEX))
                             .getStringValue();
-                    value = ((AString) field.getValueByPos(MetadataRecordTypes.DATASOURCE_PROPERTIES_VALUE_FIELD_INDEX))
+                    value = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_VALUE_FIELD_INDEX))
                             .getStringValue();
                     properties.put(key, value);
                 }
@@ -169,8 +169,25 @@
                 String feedState = ((AString) datasetDetailsRecord
                         .getValueByPos(MetadataRecordTypes.FEED_DETAILS_ARECORD_STATE_FIELD_INDEX)).getStringValue();
 
+                String compactionPolicy = ((AString) datasetDetailsRecord
+                        .getValueByPos(MetadataRecordTypes.FEED_DETAILS_ARECORD_COMPACTION_POLICY_FIELD_INDEX))
+                        .getStringValue();
+                cursor = ((AOrderedList) datasetDetailsRecord
+                        .getValueByPos(MetadataRecordTypes.FEED_DETAILS_ARECORD_COMPACTION_POLICY_PROPERTIES_FIELD_INDEX))
+                        .getCursor();
+                Map<String, String> compactionPolicyProperties = new HashMap<String, String>();
+                while (cursor.next()) {
+                    ARecord field = (ARecord) cursor.get();
+                    key = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_NAME_FIELD_INDEX))
+                            .getStringValue();
+                    value = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_VALUE_FIELD_INDEX))
+                            .getStringValue();
+                    compactionPolicyProperties.put(key, value);
+                }
+
                 datasetDetails = new FeedDatasetDetails(fileStructure, partitioningStrategy, partitioningKey,
-                        partitioningKey, groupName, adapter, properties, signature, feedState);
+                        partitioningKey, groupName, adapter, properties, signature, feedState, compactionPolicy,
+                        compactionPolicyProperties);
                 break;
             }
             case INTERNAL: {
@@ -193,8 +210,26 @@
                         .getValueByPos(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_GROUPNAME_FIELD_INDEX))
                         .getStringValue();
 
+                String compactionPolicy = ((AString) datasetDetailsRecord
+                        .getValueByPos(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_COMPACTION_POLICY_FIELD_INDEX))
+                        .getStringValue();
+                cursor = ((AOrderedList) datasetDetailsRecord
+                        .getValueByPos(MetadataRecordTypes.INTERNAL_DETAILS_ARECORD_COMPACTION_POLICY_PROPERTIES_FIELD_INDEX))
+                        .getCursor();
+                Map<String, String> compactionPolicyProperties = new HashMap<String, String>();
+                String key;
+                String value;
+                while (cursor.next()) {
+                    ARecord field = (ARecord) cursor.get();
+                    key = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_NAME_FIELD_INDEX))
+                            .getStringValue();
+                    value = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_VALUE_FIELD_INDEX))
+                            .getStringValue();
+                    compactionPolicyProperties.put(key, value);
+                }
+
                 datasetDetails = new InternalDatasetDetails(fileStructure, partitioningStrategy, partitioningKey,
-                        partitioningKey, groupName);
+                        partitioningKey, groupName, compactionPolicy, compactionPolicyProperties);
 
                 break;
             }
@@ -213,18 +248,19 @@
                 String value;
                 while (cursor.next()) {
                     ARecord field = (ARecord) cursor.get();
-                    key = ((AString) field.getValueByPos(MetadataRecordTypes.DATASOURCE_PROPERTIES_NAME_FIELD_INDEX))
+                    key = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_NAME_FIELD_INDEX))
                             .getStringValue();
-                    value = ((AString) field.getValueByPos(MetadataRecordTypes.DATASOURCE_PROPERTIES_VALUE_FIELD_INDEX))
+                    value = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_VALUE_FIELD_INDEX))
                             .getStringValue();
                     properties.put(key, value);
                 }
                 datasetDetails = new ExternalDatasetDetails(adapter, properties);
         }
-        
+
         Map<String, String> hints = getDatasetHints(datasetRecord);
-        
-        return new Dataset(dataverseName, datasetName, typeName, datasetDetails, hints, datasetType, datasetId, pendingOp);
+
+        return new Dataset(dataverseName, datasetName, typeName, datasetDetails, hints, datasetType, datasetId,
+                pendingOp);
     }
 
     @Override
@@ -343,9 +379,9 @@
         IACursor cursor = list.getCursor();
         while (cursor.next()) {
             ARecord field = (ARecord) cursor.get();
-            key = ((AString) field.getValueByPos(MetadataRecordTypes.DATASOURCE_PROPERTIES_NAME_FIELD_INDEX))
+            key = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_NAME_FIELD_INDEX))
                     .getStringValue();
-            value = ((AString) field.getValueByPos(MetadataRecordTypes.DATASOURCE_PROPERTIES_VALUE_FIELD_INDEX))
+            value = ((AString) field.getValueByPos(MetadataRecordTypes.PROPERTIES_VALUE_FIELD_INDEX))
                     .getStringValue();
             hints.put(key, value);
         }
diff --git a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/utils/DatasetUtils.java b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/utils/DatasetUtils.java
index 820f277..57f2042 100644
--- a/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/utils/DatasetUtils.java
+++ b/asterix-metadata/src/main/java/edu/uci/ics/asterix/metadata/utils/DatasetUtils.java
@@ -17,19 +17,27 @@
 
 import java.io.IOException;
 import java.util.List;
+import java.util.Map;
 
 import edu.uci.ics.asterix.common.config.DatasetConfig.DatasetType;
 import edu.uci.ics.asterix.formats.nontagged.AqlTypeTraitProvider;
+import edu.uci.ics.asterix.metadata.MetadataException;
+import edu.uci.ics.asterix.metadata.MetadataManager;
+import edu.uci.ics.asterix.metadata.MetadataTransactionContext;
+import edu.uci.ics.asterix.metadata.bootstrap.MetadataConstants;
+import edu.uci.ics.asterix.metadata.entities.CompactionPolicy;
 import edu.uci.ics.asterix.metadata.entities.Dataset;
 import edu.uci.ics.asterix.metadata.entities.InternalDatasetDetails;
 import edu.uci.ics.asterix.om.types.ARecordType;
 import edu.uci.ics.asterix.om.types.IAType;
 import edu.uci.ics.hyracks.algebricks.common.exceptions.AlgebricksException;
+import edu.uci.ics.hyracks.algebricks.common.utils.Pair;
 import edu.uci.ics.hyracks.algebricks.data.IBinaryComparatorFactoryProvider;
 import edu.uci.ics.hyracks.algebricks.data.IBinaryHashFunctionFactoryProvider;
 import edu.uci.ics.hyracks.api.dataflow.value.IBinaryComparatorFactory;
 import edu.uci.ics.hyracks.api.dataflow.value.IBinaryHashFunctionFactory;
 import edu.uci.ics.hyracks.api.dataflow.value.ITypeTraits;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 
 public class DatasetUtils {
     public static IBinaryComparatorFactory[] computeKeysBinaryComparatorFactories(Dataset dataset,
@@ -121,4 +129,22 @@
         }
         return -1;
     }
+
+    public static Pair<ILSMMergePolicyFactory, Map<String, String>> getMergePolicyFactory(Dataset dataset,
+            MetadataTransactionContext mdTxnCtx) throws AlgebricksException, MetadataException {
+        InternalDatasetDetails datasetDetails = (InternalDatasetDetails) dataset.getDatasetDetails();
+        String policyName = datasetDetails.getCompactionPolicy();
+        CompactionPolicy compactionPolicy = MetadataManager.INSTANCE.getCompactionPolicy(mdTxnCtx,
+                MetadataConstants.METADATA_DATAVERSE_NAME, policyName);
+        String compactionPolicyFactoryClassName = compactionPolicy.getClassName();
+        ILSMMergePolicyFactory mergePolicyFactory;
+        try {
+            mergePolicyFactory = (ILSMMergePolicyFactory) Class.forName(compactionPolicyFactoryClassName).newInstance();
+        } catch (InstantiationException | IllegalAccessException | ClassNotFoundException e) {
+            throw new AlgebricksException(e);
+        }
+        Map<String, String> properties = ((InternalDatasetDetails) dataset.getDatasetDetails())
+                .getCompactionPolicyProperties();
+        return new Pair<ILSMMergePolicyFactory, Map<String, String>>(mergePolicyFactory, properties);
+    }
 }
diff --git a/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMBTreeLocalResourceMetadata.java b/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMBTreeLocalResourceMetadata.java
index d243dd2..d51ba54 100644
--- a/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMBTreeLocalResourceMetadata.java
+++ b/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMBTreeLocalResourceMetadata.java
@@ -16,6 +16,7 @@
 
 import java.io.File;
 import java.util.List;
+import java.util.Map;
 
 import edu.uci.ics.asterix.common.context.BaseOperationTracker;
 import edu.uci.ics.asterix.common.context.DatasetLifecycleManager;
@@ -27,6 +28,7 @@
 import edu.uci.ics.hyracks.storage.am.lsm.btree.impls.LSMBTree;
 import edu.uci.ics.hyracks.storage.am.lsm.btree.util.LSMBTreeUtils;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIndex;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 
 public class LSMBTreeLocalResourceMetadata extends AbstractLSMLocalResourceMetadata {
@@ -37,14 +39,19 @@
     private final IBinaryComparatorFactory[] cmpFactories;
     private final int[] bloomFilterKeyFields;
     private final boolean isPrimary;
+    private final ILSMMergePolicyFactory mergePolicyFactory;
+    private final Map<String, String> mergePolicyProperties;
 
     public LSMBTreeLocalResourceMetadata(ITypeTraits[] typeTraits, IBinaryComparatorFactory[] cmpFactories,
-            int[] bloomFilterKeyFields, boolean isPrimary, int datasetID) {
+            int[] bloomFilterKeyFields, boolean isPrimary, int datasetID, ILSMMergePolicyFactory mergePolicyFactory,
+            Map<String, String> mergePolicyProperties) {
         super(datasetID);
         this.typeTraits = typeTraits;
         this.cmpFactories = cmpFactories;
         this.bloomFilterKeyFields = bloomFilterKeyFields;
         this.isPrimary = isPrimary;
+        this.mergePolicyFactory = mergePolicyFactory;
+        this.mergePolicyProperties = mergePolicyProperties;
     }
 
     @Override
@@ -54,10 +61,11 @@
         List<IVirtualBufferCache> virtualBufferCaches = runtimeContextProvider.getVirtualBufferCaches(datasetID);
         LSMBTree lsmBTree = LSMBTreeUtils.createLSMTree(virtualBufferCaches, file, runtimeContextProvider
                 .getBufferCache(), runtimeContextProvider.getFileMapManager(), typeTraits, cmpFactories,
-                bloomFilterKeyFields, runtimeContextProvider.getBloomFilterFalsePositiveRate(), runtimeContextProvider
-                        .getLSMMergePolicy(), isPrimary ? runtimeContextProvider.getLSMBTreeOperationTracker(datasetID)
-                        : new BaseOperationTracker((DatasetLifecycleManager) runtimeContextProvider.getIndexLifecycleManager(),
-                                LSMBTreeIOOperationCallbackFactory.INSTANCE, datasetID), runtimeContextProvider
+                bloomFilterKeyFields, runtimeContextProvider.getBloomFilterFalsePositiveRate(), mergePolicyFactory
+                        .createMergePolicy(mergePolicyProperties),
+                isPrimary ? runtimeContextProvider.getLSMBTreeOperationTracker(datasetID) : new BaseOperationTracker(
+                        (DatasetLifecycleManager) runtimeContextProvider.getIndexLifecycleManager(),
+                        LSMBTreeIOOperationCallbackFactory.INSTANCE, datasetID), runtimeContextProvider
                         .getLSMIOScheduler(), runtimeContextProvider.getLSMBTreeIOOperationCallbackProvider(isPrimary));
         return lsmBTree;
     }
diff --git a/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMInvertedIndexLocalResourceMetadata.java b/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMInvertedIndexLocalResourceMetadata.java
index 8482172..805b318 100644
--- a/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMInvertedIndexLocalResourceMetadata.java
+++ b/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMInvertedIndexLocalResourceMetadata.java
@@ -15,6 +15,7 @@
 package edu.uci.ics.asterix.transaction.management.resource;
 
 import java.util.List;
+import java.util.Map;
 
 import edu.uci.ics.asterix.common.context.BaseOperationTracker;
 import edu.uci.ics.asterix.common.context.DatasetLifecycleManager;
@@ -25,6 +26,7 @@
 import edu.uci.ics.hyracks.api.exceptions.HyracksDataException;
 import edu.uci.ics.hyracks.storage.am.common.api.IndexException;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIndex;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import edu.uci.ics.hyracks.storage.am.lsm.invertedindex.tokenizers.IBinaryTokenizerFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.invertedindex.util.InvertedIndexUtils;
@@ -39,11 +41,14 @@
     private final IBinaryComparatorFactory[] tokenCmpFactories;
     private final IBinaryTokenizerFactory tokenizerFactory;
     private final boolean isPartitioned;
+    private final ILSMMergePolicyFactory mergePolicyFactory;
+    private final Map<String, String> mergePolicyProperties;
 
     public LSMInvertedIndexLocalResourceMetadata(ITypeTraits[] invListTypeTraits,
             IBinaryComparatorFactory[] invListCmpFactories, ITypeTraits[] tokenTypeTraits,
             IBinaryComparatorFactory[] tokenCmpFactories, IBinaryTokenizerFactory tokenizerFactory,
-            boolean isPartitioned, int datasetID) {
+            boolean isPartitioned, int datasetID, ILSMMergePolicyFactory mergePolicyFactory,
+            Map<String, String> mergePolicyProperties) {
         super(datasetID);
         this.invListTypeTraits = invListTypeTraits;
         this.invListCmpFactories = invListCmpFactories;
@@ -51,6 +56,8 @@
         this.tokenCmpFactories = tokenCmpFactories;
         this.tokenizerFactory = tokenizerFactory;
         this.isPartitioned = isPartitioned;
+        this.mergePolicyFactory = mergePolicyFactory;
+        this.mergePolicyProperties = mergePolicyProperties;
     }
 
     @Override
@@ -62,8 +69,8 @@
                 return InvertedIndexUtils.createPartitionedLSMInvertedIndex(virtualBufferCaches, runtimeContextProvider
                         .getFileMapManager(), invListTypeTraits, invListCmpFactories, tokenTypeTraits,
                         tokenCmpFactories, tokenizerFactory, runtimeContextProvider.getBufferCache(), filePath,
-                        runtimeContextProvider.getBloomFilterFalsePositiveRate(), runtimeContextProvider
-                                .getLSMMergePolicy(), new BaseOperationTracker(
+                        runtimeContextProvider.getBloomFilterFalsePositiveRate(), mergePolicyFactory
+                                .createMergePolicy(mergePolicyProperties), new BaseOperationTracker(
                                 (DatasetLifecycleManager) runtimeContextProvider.getIndexLifecycleManager(),
                                 LSMInvertedIndexIOOperationCallbackFactory.INSTANCE, datasetID), runtimeContextProvider
                                 .getLSMIOScheduler(), runtimeContextProvider
@@ -72,8 +79,8 @@
                 return InvertedIndexUtils.createLSMInvertedIndex(virtualBufferCaches, runtimeContextProvider
                         .getFileMapManager(), invListTypeTraits, invListCmpFactories, tokenTypeTraits,
                         tokenCmpFactories, tokenizerFactory, runtimeContextProvider.getBufferCache(), filePath,
-                        runtimeContextProvider.getBloomFilterFalsePositiveRate(), runtimeContextProvider
-                                .getLSMMergePolicy(), new BaseOperationTracker(
+                        runtimeContextProvider.getBloomFilterFalsePositiveRate(), mergePolicyFactory
+                                .createMergePolicy(mergePolicyProperties), new BaseOperationTracker(
                                 (DatasetLifecycleManager) runtimeContextProvider.getIndexLifecycleManager(),
                                 LSMInvertedIndexIOOperationCallbackFactory.INSTANCE, datasetID), runtimeContextProvider
                                 .getLSMIOScheduler(), runtimeContextProvider
diff --git a/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMRTreeLocalResourceMetadata.java b/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMRTreeLocalResourceMetadata.java
index bc1e889..69906cb 100644
--- a/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMRTreeLocalResourceMetadata.java
+++ b/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/resource/LSMRTreeLocalResourceMetadata.java
@@ -16,6 +16,7 @@
 
 import java.io.File;
 import java.util.List;
+import java.util.Map;
 
 import edu.uci.ics.asterix.common.context.BaseOperationTracker;
 import edu.uci.ics.asterix.common.context.DatasetLifecycleManager;
@@ -29,6 +30,7 @@
 import edu.uci.ics.hyracks.storage.am.common.api.IPrimitiveValueProviderFactory;
 import edu.uci.ics.hyracks.storage.am.common.api.TreeIndexException;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIndex;
+import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import edu.uci.ics.hyracks.storage.am.lsm.rtree.utils.LSMRTreeUtils;
 import edu.uci.ics.hyracks.storage.am.rtree.frames.RTreePolicyType;
@@ -43,10 +45,13 @@
     private final IPrimitiveValueProviderFactory[] valueProviderFactories;
     private final RTreePolicyType rtreePolicyType;
     private final ILinearizeComparatorFactory linearizeCmpFactory;
+    private final ILSMMergePolicyFactory mergePolicyFactory;
+    private final Map<String, String> mergePolicyProperties;
 
     public LSMRTreeLocalResourceMetadata(ITypeTraits[] typeTraits, IBinaryComparatorFactory[] rtreeCmpFactories,
             IBinaryComparatorFactory[] btreeCmpFactories, IPrimitiveValueProviderFactory[] valueProviderFactories,
-            RTreePolicyType rtreePolicyType, ILinearizeComparatorFactory linearizeCmpFactory, int datasetID) {
+            RTreePolicyType rtreePolicyType, ILinearizeComparatorFactory linearizeCmpFactory, int datasetID,
+            ILSMMergePolicyFactory mergePolicyFactory, Map<String, String> mergePolicyProperties) {
         super(datasetID);
         this.typeTraits = typeTraits;
         this.rtreeCmpFactories = rtreeCmpFactories;
@@ -54,6 +59,8 @@
         this.valueProviderFactories = valueProviderFactories;
         this.rtreePolicyType = rtreePolicyType;
         this.linearizeCmpFactory = linearizeCmpFactory;
+        this.mergePolicyFactory = mergePolicyFactory;
+        this.mergePolicyProperties = mergePolicyProperties;
     }
 
     @Override
@@ -65,7 +72,7 @@
             return LSMRTreeUtils.createLSMTree(virtualBufferCaches, file, runtimeContextProvider.getBufferCache(),
                     runtimeContextProvider.getFileMapManager(), typeTraits, rtreeCmpFactories, btreeCmpFactories,
                     valueProviderFactories, rtreePolicyType, runtimeContextProvider.getBloomFilterFalsePositiveRate(),
-                    runtimeContextProvider.getLSMMergePolicy(), new BaseOperationTracker(
+                    mergePolicyFactory.createMergePolicy(mergePolicyProperties), new BaseOperationTracker(
                             (DatasetLifecycleManager) runtimeContextProvider.getIndexLifecycleManager(),
                             LSMRTreeIOOperationCallbackFactory.INSTANCE, datasetID), runtimeContextProvider
                             .getLSMIOScheduler(), runtimeContextProvider.getLSMRTreeIOOperationCallbackProvider(),
diff --git a/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/service/transaction/AsterixRuntimeComponentsProvider.java b/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/service/transaction/AsterixRuntimeComponentsProvider.java
index 59a8363..c899024 100644
--- a/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/service/transaction/AsterixRuntimeComponentsProvider.java
+++ b/asterix-transactions/src/main/java/edu/uci/ics/asterix/transaction/management/service/transaction/AsterixRuntimeComponentsProvider.java
@@ -24,8 +24,6 @@
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIOOperationSchedulerProvider;
 import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMIndex;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
-import edu.uci.ics.hyracks.storage.am.lsm.common.api.ILSMMergePolicyProvider;
 import edu.uci.ics.hyracks.storage.common.IStorageManagerInterface;
 import edu.uci.ics.hyracks.storage.common.buffercache.IBufferCache;
 import edu.uci.ics.hyracks.storage.common.file.IFileMapProvider;
@@ -33,12 +31,11 @@
 import edu.uci.ics.hyracks.storage.common.file.ResourceIdFactory;
 
 public class AsterixRuntimeComponentsProvider implements IIndexLifecycleManagerProvider, IStorageManagerInterface,
-        ILSMIOOperationSchedulerProvider, ILSMMergePolicyProvider,
-        ILSMIOOperationCallbackProvider {
+        ILSMIOOperationSchedulerProvider, ILSMIOOperationCallbackProvider {
     private static final long serialVersionUID = 1L;
 
     public static final AsterixRuntimeComponentsProvider RUNTIME_PROVIDER = new AsterixRuntimeComponentsProvider();
-    
+
     private AsterixRuntimeComponentsProvider() {
     }
 
@@ -54,12 +51,6 @@
     }
 
     @Override
-    public ILSMMergePolicy getMergePolicy(IHyracksTaskContext ctx) {
-        return ((IAsterixAppRuntimeContext) ctx.getJobletContext().getApplicationContext().getApplicationObject())
-                .getLSMMergePolicy();
-    }
-
-    @Override
     public IBufferCache getBufferCache(IHyracksTaskContext ctx) {
         return ((IAsterixAppRuntimeContext) ctx.getJobletContext().getApplicationContext().getApplicationObject())
                 .getBufferCache();