diff --git a/hyracks-fullstack/hyracks/hyracks-data/hyracks-data-std/src/main/java/org/apache/hyracks/data/std/util/ArrayBackedValueStorage.java b/hyracks-fullstack/hyracks/hyracks-data/hyracks-data-std/src/main/java/org/apache/hyracks/data/std/util/ArrayBackedValueStorage.java
index d5a4481..d4feff6 100644
--- a/hyracks-fullstack/hyracks/hyracks-data/hyracks-data-std/src/main/java/org/apache/hyracks/data/std/util/ArrayBackedValueStorage.java
+++ b/hyracks-fullstack/hyracks/hyracks-data/hyracks-data-std/src/main/java/org/apache/hyracks/data/std/util/ArrayBackedValueStorage.java
@@ -65,8 +65,12 @@
     }
 
     public void append(IValueReference value) throws HyracksDataException {
+        append(value.getByteArray(), value.getStartOffset(), value.getLength());
+    }
+
+    public void append(byte[] bytes, int start, int length) throws HyracksDataException {
         try {
-            data.append(value);
+            data.append(bytes, start, length);
         } catch (IOException e) {
             throw HyracksDataException.create(e);
         }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/pom.xml b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/pom.xml
index 9e4a297..24682a8 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/pom.xml
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/pom.xml
@@ -87,5 +87,9 @@
       <artifactId>hyracks-util</artifactId>
       <version>${project.version}</version>
     </dependency>
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-api</artifactId>
+    </dependency>
   </dependencies>
 </project>
\ No newline at end of file
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/api/IColumnTupleIterator.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/api/IColumnTupleIterator.java
index 2ffa1bb..0c95500 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/api/IColumnTupleIterator.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/api/IColumnTupleIterator.java
@@ -75,4 +75,6 @@
      * Calls {@link IBufferCache#unpin(ICachedPage)} for all columns' pages
      */
     void unpinColumnsPages() throws HyracksDataException;
+
+    void close();
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/impls/btree/ColumnBTreeRangeSearchCursor.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/impls/btree/ColumnBTreeRangeSearchCursor.java
index d0b7e2b..fe980cc 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/impls/btree/ColumnBTreeRangeSearchCursor.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/impls/btree/ColumnBTreeRangeSearchCursor.java
@@ -194,6 +194,7 @@
 
     @Override
     public void doClose() throws HyracksDataException {
+        frameTuple.close();
         releasePages();
         page0 = null;
         pred = null;
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/impls/lsm/tuples/AbstractColumnTupleReference.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/impls/lsm/tuples/AbstractColumnTupleReference.java
index 5a3b111..d39f94e 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/impls/lsm/tuples/AbstractColumnTupleReference.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree-column/src/main/java/org/apache/hyracks/storage/am/lsm/btree/column/impls/lsm/tuples/AbstractColumnTupleReference.java
@@ -29,14 +29,19 @@
 import org.apache.hyracks.storage.am.lsm.btree.column.api.IColumnTupleIterator;
 import org.apache.hyracks.storage.am.lsm.btree.column.api.projection.IColumnProjectionInfo;
 import org.apache.hyracks.storage.am.lsm.btree.column.impls.btree.ColumnBTreeReadLeafFrame;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
 public abstract class AbstractColumnTupleReference implements IColumnTupleIterator {
+    private static final Logger LOGGER = LogManager.getLogger();
     private static final String UNSUPPORTED_OPERATION_MSG = "Operation is not supported for column tuples";
     private final int componentIndex;
     private final ColumnBTreeReadLeafFrame frame;
     private final IColumnBufferProvider[] primaryKeyBufferProviders;
     private final IColumnBufferProvider[] buffersProviders;
     private final int numberOfPrimaryKeys;
+    private int totalNumberOfPages;
+    private int numOfSkippedPages;
     protected int tupleIndex;
 
     /**
@@ -68,6 +73,8 @@
                 buffersProviders[i] = new ColumnSingleBufferProvider(columnIndex);
             }
         }
+        totalNumberOfPages = 0;
+        numOfSkippedPages = 0;
     }
 
     @Override
@@ -96,7 +103,10 @@
                 provider.reset(frame);
                 startColumn(provider, tupleIndex, i, numberOfTuples);
             }
+        } else {
+            numOfSkippedPages++;
         }
+        totalNumberOfPages++;
     }
 
     protected abstract boolean startNewPage(ByteBuffer pageZero, int numberOfColumns, int numberOfTuples);
@@ -137,6 +147,13 @@
         }
     }
 
+    @Override
+    public final void close() {
+        if (LOGGER.isInfoEnabled()) {
+            LOGGER.info("Skipped {} pages out of {} in total", numOfSkippedPages, totalNumberOfPages);
+        }
+    }
+
     /* *************************************************************
      * Unsupported Operations
      * *************************************************************
diff --git a/hyracks-fullstack/hyracks/hyracks-util/src/main/java/org/apache/hyracks/util/string/UTF8StringUtil.java b/hyracks-fullstack/hyracks/hyracks-util/src/main/java/org/apache/hyracks/util/string/UTF8StringUtil.java
index c0475b1..cde79cb 100644
--- a/hyracks-fullstack/hyracks/hyracks-util/src/main/java/org/apache/hyracks/util/string/UTF8StringUtil.java
+++ b/hyracks-fullstack/hyracks/hyracks-util/src/main/java/org/apache/hyracks/util/string/UTF8StringUtil.java
@@ -221,6 +221,10 @@
         return VarLenIntEncoderDecoder.decode(b, s);
     }
 
+    public static int getNumBytesToStoreLength(byte[] bytes, int start) {
+        return getNumBytesToStoreLength(getUTFLength(bytes, start));
+    }
+
     public static int getNumBytesToStoreLength(int strlen) {
         return VarLenIntEncoderDecoder.getBytesRequired(strlen);
     }