http://git-wip-us.apache.org/repos/asf/carbondata/blob/7b79ff18/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelFilterExecuterImpl.java
----------------------------------------------------------------------
diff --git 
a/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelFilterExecuterImpl.java
 
b/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelFilterExecuterImpl.java
index 89489a2..2bbe491 100644
--- 
a/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelFilterExecuterImpl.java
+++ 
b/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelFilterExecuterImpl.java
@@ -34,8 +34,8 @@ import org.apache.carbondata.common.logging.LogServiceFactory;
 import org.apache.carbondata.core.cache.dictionary.Dictionary;
 import org.apache.carbondata.core.constants.CarbonCommonConstants;
 import org.apache.carbondata.core.datastore.block.SegmentProperties;
-import org.apache.carbondata.core.datastore.chunk.DimensionColumnDataChunk;
-import 
org.apache.carbondata.core.datastore.chunk.impl.VariableLengthDimensionDataChunk;
+import org.apache.carbondata.core.datastore.chunk.DimensionColumnPage;
+import 
org.apache.carbondata.core.datastore.chunk.impl.VariableLengthDimensionColumnPage;
 import org.apache.carbondata.core.datastore.page.ColumnPage;
 import org.apache.carbondata.core.keygenerator.KeyGenException;
 import 
org.apache.carbondata.core.keygenerator.directdictionary.DirectDictionaryGenerator;
@@ -58,7 +58,7 @@ import org.apache.carbondata.core.scan.filter.intf.RowImpl;
 import org.apache.carbondata.core.scan.filter.intf.RowIntf;
 import 
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
 import 
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.MeasureColumnResolvedFilterInfo;
-import org.apache.carbondata.core.scan.processor.BlocksChunkHolder;
+import org.apache.carbondata.core.scan.processor.RawBlockletColumnChunks;
 import org.apache.carbondata.core.util.BitSetGroup;
 import org.apache.carbondata.core.util.CarbonUtil;
 import org.apache.carbondata.core.util.DataTypeUtil;
@@ -67,20 +67,20 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
 
   private static final LogService LOGGER =
       
LogServiceFactory.getLogService(RowLevelFilterExecuterImpl.class.getName());
-  protected List<DimColumnResolvedFilterInfo> dimColEvaluatorInfoList;
-  protected List<MeasureColumnResolvedFilterInfo> msrColEvalutorInfoList;
+  List<DimColumnResolvedFilterInfo> dimColEvaluatorInfoList;
+  List<MeasureColumnResolvedFilterInfo> msrColEvalutorInfoList;
   protected Expression exp;
   protected AbsoluteTableIdentifier tableIdentifier;
   protected SegmentProperties segmentProperties;
   /**
    * it has index at which given dimension is stored in file
    */
-  protected int[] dimensionBlocksIndex;
+  int[] dimensionChunkIndex;
 
   /**
    * it has index at which given measure is stored in file
    */
-  protected int[] measureBlocksIndex;
+  int[] measureChunkIndex;
 
   private Map<Integer, GenericQueryType> complexDimensionInfoMap;
 
@@ -88,18 +88,18 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
    * flag to check whether the filter dimension is present in current block 
list of dimensions.
    * Applicable for restructure scenarios
    */
-  protected boolean[] isDimensionPresentInCurrentBlock;
+  boolean[] isDimensionPresentInCurrentBlock;
 
   /**
    * flag to check whether the filter measure is present in current block list 
of measures.
    * Applicable for restructure scenarios
    */
-  protected boolean[] isMeasurePresentInCurrentBlock;
+  boolean[] isMeasurePresentInCurrentBlock;
 
   /**
    * is dimension column data is natural sorted
    */
-  protected boolean isNaturalSorted;
+  boolean isNaturalSorted;
 
   /**
    * date direct dictionary generator
@@ -123,10 +123,10 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
     }
     if (this.dimColEvaluatorInfoList.size() > 0) {
       this.isDimensionPresentInCurrentBlock = new 
boolean[dimColEvaluatorInfoList.size()];
-      this.dimensionBlocksIndex = new int[dimColEvaluatorInfoList.size()];
+      this.dimensionChunkIndex = new int[dimColEvaluatorInfoList.size()];
     } else {
       this.isDimensionPresentInCurrentBlock = new boolean[]{false};
-      this.dimensionBlocksIndex = new int[]{0};
+      this.dimensionChunkIndex = new int[]{0};
     }
     if (null == msrColEvalutorInfoList) {
       this.msrColEvalutorInfoList = new 
ArrayList<MeasureColumnResolvedFilterInfo>(20);
@@ -135,10 +135,10 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
     }
     if (this.msrColEvalutorInfoList.size() > 0) {
       this.isMeasurePresentInCurrentBlock = new 
boolean[msrColEvalutorInfoList.size()];
-      this.measureBlocksIndex = new int[msrColEvalutorInfoList.size()];
+      this.measureChunkIndex = new int[msrColEvalutorInfoList.size()];
     } else {
       this.isMeasurePresentInCurrentBlock = new boolean[]{false};
-      this.measureBlocksIndex = new int[] {0};
+      this.measureChunkIndex = new int[] {0};
     }
     this.exp = exp;
     this.tableIdentifier = tableIdentifier;
@@ -147,22 +147,22 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
         
DirectDictionaryKeyGeneratorFactory.getDirectDictionaryGenerator(DataTypes.DATE);
     this.timestampDictionaryGenerator =
         
DirectDictionaryKeyGeneratorFactory.getDirectDictionaryGenerator(DataTypes.TIMESTAMP);
-    initDimensionBlockIndexes();
-    initMeasureBlockIndexes();
+    initDimensionChunkIndexes();
+    initMeasureChunkIndexes();
   }
 
   /**
    * This method will initialize the dimension info for the current block to be
    * used for filtering the data
    */
-  private void initDimensionBlockIndexes() {
+  private void initDimensionChunkIndexes() {
     for (int i = 0; i < dimColEvaluatorInfoList.size(); i++) {
       // find the dimension in the current block dimensions list
       CarbonDimension dimensionFromCurrentBlock = segmentProperties
           
.getDimensionFromCurrentBlock(dimColEvaluatorInfoList.get(i).getDimension());
       if (null != dimensionFromCurrentBlock) {
         
dimColEvaluatorInfoList.get(i).setColumnIndex(dimensionFromCurrentBlock.getOrdinal());
-        this.dimensionBlocksIndex[i] = 
segmentProperties.getDimensionOrdinalToBlockMapping()
+        this.dimensionChunkIndex[i] = 
segmentProperties.getDimensionOrdinalToChunkMapping()
             .get(dimensionFromCurrentBlock.getOrdinal());
         isDimensionPresentInCurrentBlock[i] = true;
       }
@@ -173,14 +173,14 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
    * This method will initialize the measure info for the current block to be
    * used for filtering the data
    */
-  private void initMeasureBlockIndexes() {
+  private void initMeasureChunkIndexes() {
     for (int i = 0; i < msrColEvalutorInfoList.size(); i++) {
       // find the measure in the current block measures list
       CarbonMeasure measureFromCurrentBlock = 
segmentProperties.getMeasureFromCurrentBlock(
           msrColEvalutorInfoList.get(i).getCarbonColumn().getColumnId());
       if (null != measureFromCurrentBlock) {
         
msrColEvalutorInfoList.get(i).setColumnIndex(measureFromCurrentBlock.getOrdinal());
-        this.measureBlocksIndex[i] = 
segmentProperties.getMeasuresOrdinalToBlockMapping()
+        this.measureChunkIndex[i] = 
segmentProperties.getMeasuresOrdinalToChunkMapping()
             .get(measureFromCurrentBlock.getOrdinal());
         isMeasurePresentInCurrentBlock[i] = true;
       }
@@ -188,9 +188,9 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
   }
 
   @Override
-  public BitSetGroup applyFilter(BlocksChunkHolder blockChunkHolder, boolean 
useBitsetPipeLine)
-      throws FilterUnsupportedException, IOException {
-    readBlocks(blockChunkHolder);
+  public BitSetGroup applyFilter(RawBlockletColumnChunks 
rawBlockletColumnChunks,
+      boolean useBitsetPipeLine) throws FilterUnsupportedException, 
IOException {
+    readColumnChunks(rawBlockletColumnChunks);
     // CHECKSTYLE:ON
 
     int[] numberOfRows = null;
@@ -198,31 +198,31 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
 
     if (dimColEvaluatorInfoList.size() > 0) {
       if (isDimensionPresentInCurrentBlock[0]) {
-        pageNumbers =
-            
blockChunkHolder.getDimensionRawDataChunk()[dimensionBlocksIndex[0]].getPagesCount();
-        numberOfRows =
-            
blockChunkHolder.getDimensionRawDataChunk()[dimensionBlocksIndex[0]].getRowCount();
+        pageNumbers = 
rawBlockletColumnChunks.getDimensionRawColumnChunks()[dimensionChunkIndex[0]]
+            .getPagesCount();
+        numberOfRows = 
rawBlockletColumnChunks.getDimensionRawColumnChunks()[dimensionChunkIndex[0]]
+            .getRowCount();
       } else {
         // specific for restructure case where default values need to be filled
-        pageNumbers = blockChunkHolder.getDataBlock().numberOfPages();
+        pageNumbers = rawBlockletColumnChunks.getDataBlock().numberOfPages();
         numberOfRows = new int[pageNumbers];
         for (int i = 0; i < pageNumbers; i++) {
-          numberOfRows[i] = blockChunkHolder.getDataBlock().getPageRowCount(i);
+          numberOfRows[i] = 
rawBlockletColumnChunks.getDataBlock().getPageRowCount(i);
         }
       }
     }
     if (msrColEvalutorInfoList.size() > 0) {
       if (isMeasurePresentInCurrentBlock[0]) {
-        pageNumbers =
-            
blockChunkHolder.getMeasureRawDataChunk()[measureBlocksIndex[0]].getPagesCount();
-        numberOfRows =
-            
blockChunkHolder.getMeasureRawDataChunk()[measureBlocksIndex[0]].getRowCount();
+        pageNumbers = 
rawBlockletColumnChunks.getMeasureRawColumnChunks()[measureChunkIndex[0]]
+            .getPagesCount();
+        numberOfRows = 
rawBlockletColumnChunks.getMeasureRawColumnChunks()[measureChunkIndex[0]]
+            .getRowCount();
       } else {
         // specific for restructure case where default values need to be filled
-        pageNumbers = blockChunkHolder.getDataBlock().numberOfPages();
+        pageNumbers = rawBlockletColumnChunks.getDataBlock().numberOfPages();
         numberOfRows = new int[pageNumbers];
         for (int i = 0; i < pageNumbers; i++) {
-          numberOfRows[i] = blockChunkHolder.getDataBlock().getPageRowCount(i);
+          numberOfRows[i] = 
rawBlockletColumnChunks.getDataBlock().getPageRowCount(i);
         }
       }
     }
@@ -233,10 +233,12 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
       BitSet prvBitset = null;
       // if bitset pipe line is enabled then use rowid from previous bitset
       // otherwise use older flow
-      if (!useBitsetPipeLine || null == blockChunkHolder.getBitSetGroup() || 
null == bitSetGroup
-          .getBitSet(i) || 
blockChunkHolder.getBitSetGroup().getBitSet(i).isEmpty()) {
+      if (!useBitsetPipeLine ||
+          null == rawBlockletColumnChunks.getBitSetGroup() ||
+          null == bitSetGroup.getBitSet(i) ||
+          rawBlockletColumnChunks.getBitSetGroup().getBitSet(i).isEmpty()) {
         for (int index = 0; index < numberOfRows[i]; index++) {
-          createRow(blockChunkHolder, row, i, index);
+          createRow(rawBlockletColumnChunks, row, i, index);
           Boolean rslt = false;
           try {
             rslt = exp.evaluate(row).getBoolean();
@@ -252,10 +254,10 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
           }
         }
       } else {
-        prvBitset = blockChunkHolder.getBitSetGroup().getBitSet(i);
+        prvBitset = rawBlockletColumnChunks.getBitSetGroup().getBitSet(i);
         for (int index = prvBitset.nextSetBit(0);
              index >= 0; index = prvBitset.nextSetBit(index + 1)) {
-          createRow(blockChunkHolder, row, i, index);
+          createRow(rawBlockletColumnChunks, row, i, index);
           Boolean rslt = false;
           try {
             rslt = exp.evaluate(row).getBoolean();
@@ -290,8 +292,8 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
    * @param index
    * @throws IOException
    */
-  private void createRow(BlocksChunkHolder blockChunkHolder, RowIntf row, int 
pageIndex, int index)
-      throws IOException {
+  private void createRow(RawBlockletColumnChunks blockChunkHolder, RowIntf 
row, int pageIndex,
+      int index) throws IOException {
     Object[] record = new Object[dimColEvaluatorInfoList.size() + 
msrColEvalutorInfoList.size()];
     String memberString;
     for (int i = 0; i < dimColEvaluatorInfoList.size(); i++) {
@@ -308,14 +310,14 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
           record[dimColumnEvaluatorInfo.getRowIndex()] =
               dimColumnEvaluatorInfo.getDimension().getDefaultValue();
         }
-        DimensionColumnDataChunk columnDataChunk =
-            
blockChunkHolder.getDimensionRawDataChunk()[dimensionBlocksIndex[i]]
-                .convertToDimColDataChunk(pageIndex);
+        DimensionColumnPage columnDataChunk =
+            
blockChunkHolder.getDimensionRawColumnChunks()[dimensionChunkIndex[i]]
+                .decodeColumnPage(pageIndex);
         if 
(!dimColumnEvaluatorInfo.getDimension().hasEncoding(Encoding.DICTIONARY)
-            && columnDataChunk instanceof VariableLengthDimensionDataChunk) {
+            && columnDataChunk instanceof VariableLengthDimensionColumnPage) {
 
-          VariableLengthDimensionDataChunk dimensionColumnDataChunk =
-              (VariableLengthDimensionDataChunk) columnDataChunk;
+          VariableLengthDimensionColumnPage dimensionColumnDataChunk =
+              (VariableLengthDimensionColumnPage) columnDataChunk;
           byte[] memberBytes = dimensionColumnDataChunk.getChunkData(index);
           if (null != memberBytes) {
             if (Arrays.equals(CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY, 
memberBytes)) {
@@ -328,8 +330,8 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
                     dimColumnEvaluatorInfo.getDimension().getDataType());
           }
         } else {
-          int dictionaryValue = 
readSurrogatesFromColumnBlock(blockChunkHolder, index, pageIndex,
-              dimColumnEvaluatorInfo, dimensionBlocksIndex[i]);
+          int dictionaryValue = 
readSurrogatesFromColumnChunk(blockChunkHolder, index, pageIndex,
+              dimColumnEvaluatorInfo, dimensionChunkIndex[i]);
           if 
(dimColumnEvaluatorInfo.getDimension().hasEncoding(Encoding.DICTIONARY)
               && 
!dimColumnEvaluatorInfo.getDimension().hasEncoding(Encoding.DIRECT_DICTIONARY)) 
{
             memberString =
@@ -347,11 +349,11 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
         }
       } else {
         try {
-          GenericQueryType complexType = 
complexDimensionInfoMap.get(dimensionBlocksIndex[i]);
+          GenericQueryType complexType = 
complexDimensionInfoMap.get(dimensionChunkIndex[i]);
           ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
           DataOutputStream dataOutputStream = new DataOutputStream(byteStream);
           complexType.parseBlocksAndReturnComplexColumnByteArray(
-              blockChunkHolder.getDimensionRawDataChunk(), index, pageIndex, 
dataOutputStream);
+              blockChunkHolder.getDimensionRawColumnChunks(), index, 
pageIndex, dataOutputStream);
           record[dimColumnEvaluatorInfo.getRowIndex()] = complexType
               
.getDataBasedOnDataTypeFromSurrogates(ByteBuffer.wrap(byteStream.toByteArray()));
           byteStream.close();
@@ -390,8 +392,8 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
 
       Object msrValue;
       ColumnPage columnPage =
-          blockChunkHolder.getMeasureRawDataChunk()[measureBlocksIndex[0]]
-              .convertToColumnPage(pageIndex);
+          blockChunkHolder.getMeasureRawColumnChunks()[measureChunkIndex[0]]
+              .decodeColumnPage(pageIndex);
       if (msrType == DataTypes.BOOLEAN) {
         msrValue = columnPage.getBoolean(index);
       } else if (msrType == DataTypes.SHORT) {
@@ -493,10 +495,10 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
    * @param dimColumnEvaluatorInfo
    * @return
    */
-  private int readSurrogatesFromColumnBlock(BlocksChunkHolder 
blockChunkHolder, int index, int page,
-      DimColumnResolvedFilterInfo dimColumnEvaluatorInfo, int blockIndex) {
-    DimensionColumnDataChunk dataChunk =
-        
blockChunkHolder.getDimensionRawDataChunk()[blockIndex].convertToDimColDataChunk(page);
+  private int readSurrogatesFromColumnChunk(RawBlockletColumnChunks 
blockChunkHolder, int index,
+      int page, DimColumnResolvedFilterInfo dimColumnEvaluatorInfo, int 
chunkIndex) {
+    DimensionColumnPage dataChunk =
+        
blockChunkHolder.getDimensionRawColumnChunks()[chunkIndex].decodeColumnPage(page);
     if (dimColumnEvaluatorInfo.getDimension().isColumnar()) {
       byte[] rawData = dataChunk.getChunkData(index);
       ByteBuffer byteBuffer = 
ByteBuffer.allocate(CarbonCommonConstants.INT_SIZE_IN_BYTE);
@@ -512,7 +514,7 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
    * @param dimColumnEvaluatorInfo
    * @return read surrogate of given row of given column group dimension
    */
-  private int readSurrogatesFromColumnGroupBlock(DimensionColumnDataChunk 
chunk, int index,
+  private int readSurrogatesFromColumnGroupBlock(DimensionColumnPage chunk, 
int index,
       DimColumnResolvedFilterInfo dimColumnEvaluatorInfo) {
     try {
       KeyStructureInfo keyStructureInfo =
@@ -520,9 +522,9 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
       byte[] colData = chunk.getChunkData(index);
       long[] result = keyStructureInfo.getKeyGenerator().getKeyArray(colData);
       int colGroupId =
-          QueryUtil.getColumnGroupId(segmentProperties, 
dimensionBlocksIndex[0]);
+          QueryUtil.getColumnGroupId(segmentProperties, 
dimensionChunkIndex[0]);
       return (int) result[segmentProperties
-          .getColumnGroupMdKeyOrdinal(colGroupId, dimensionBlocksIndex[0])];
+          .getColumnGroupMdKeyOrdinal(colGroupId, dimensionChunkIndex[0])];
     } catch (KeyGenException e) {
       LOGGER.error(e);
     }
@@ -530,33 +532,36 @@ public class RowLevelFilterExecuterImpl implements 
FilterExecuter {
   }
 
 
-  @Override public BitSet isScanRequired(byte[][] blockMaxValue, byte[][] 
blockMinValue) {
+  @Override
+  public BitSet isScanRequired(byte[][] blockMaxValue, byte[][] blockMinValue) 
{
     BitSet bitSet = new BitSet(1);
     bitSet.set(0);
     return bitSet;
   }
 
-  @Override public void readBlocks(BlocksChunkHolder blockChunkHolder) throws 
IOException {
+  @Override
+  public void readColumnChunks(RawBlockletColumnChunks 
rawBlockletColumnChunks) throws IOException {
     for (int i = 0; i < dimColEvaluatorInfoList.size(); i++) {
       DimColumnResolvedFilterInfo dimColumnEvaluatorInfo = 
dimColEvaluatorInfoList.get(i);
       if 
(!dimColumnEvaluatorInfo.getDimension().getDataType().isComplexType()) {
-        if (null == 
blockChunkHolder.getDimensionRawDataChunk()[dimensionBlocksIndex[i]]) {
-          blockChunkHolder.getDimensionRawDataChunk()[dimensionBlocksIndex[i]] 
=
-              blockChunkHolder.getDataBlock()
-                  .getDimensionChunk(blockChunkHolder.getFileReader(), 
dimensionBlocksIndex[i]);
+        if (null == 
rawBlockletColumnChunks.getDimensionRawColumnChunks()[dimensionChunkIndex[i]])
+        {
+          
rawBlockletColumnChunks.getDimensionRawColumnChunks()[dimensionChunkIndex[i]] =
+              rawBlockletColumnChunks.getDataBlock().readDimensionChunk(
+                  rawBlockletColumnChunks.getFileReader(), 
dimensionChunkIndex[i]);
         }
       } else {
-        GenericQueryType complexType = 
complexDimensionInfoMap.get(dimensionBlocksIndex[i]);
-        complexType.fillRequiredBlockData(blockChunkHolder);
+        GenericQueryType complexType = 
complexDimensionInfoMap.get(dimensionChunkIndex[i]);
+        complexType.fillRequiredBlockData(rawBlockletColumnChunks);
       }
     }
 
     if (null != msrColEvalutorInfoList) {
       for (MeasureColumnResolvedFilterInfo msrColumnEvalutorInfo : 
msrColEvalutorInfoList) {
-        if (null == 
blockChunkHolder.getMeasureRawDataChunk()[measureBlocksIndex[0]]) {
-          blockChunkHolder.getMeasureRawDataChunk()[measureBlocksIndex[0]] =
-              blockChunkHolder.getDataBlock()
-                  .getMeasureChunk(blockChunkHolder.getFileReader(), 
measureBlocksIndex[0]);
+        if (null == 
rawBlockletColumnChunks.getMeasureRawColumnChunks()[measureChunkIndex[0]]) {
+          
rawBlockletColumnChunks.getMeasureRawColumnChunks()[measureChunkIndex[0]] =
+              rawBlockletColumnChunks.getDataBlock()
+                  .readMeasureChunk(rawBlockletColumnChunks.getFileReader(), 
measureChunkIndex[0]);
         }
       }
     }

http://git-wip-us.apache.org/repos/asf/carbondata/blob/7b79ff18/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtThanFiterExecuterImpl.java
----------------------------------------------------------------------
diff --git 
a/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtThanFiterExecuterImpl.java
 
b/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtThanFiterExecuterImpl.java
index 306f3fa..6baa3e4 100644
--- 
a/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtThanFiterExecuterImpl.java
+++ 
b/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtThanFiterExecuterImpl.java
@@ -22,7 +22,7 @@ import java.util.List;
 
 import org.apache.carbondata.core.constants.CarbonCommonConstants;
 import org.apache.carbondata.core.datastore.block.SegmentProperties;
-import org.apache.carbondata.core.datastore.chunk.DimensionColumnDataChunk;
+import org.apache.carbondata.core.datastore.chunk.DimensionColumnPage;
 import org.apache.carbondata.core.datastore.chunk.impl.DimensionRawColumnChunk;
 import org.apache.carbondata.core.datastore.chunk.impl.MeasureRawColumnChunk;
 import org.apache.carbondata.core.datastore.page.ColumnPage;
@@ -32,11 +32,10 @@ import org.apache.carbondata.core.metadata.encoder.Encoding;
 import org.apache.carbondata.core.metadata.schema.table.column.CarbonDimension;
 import org.apache.carbondata.core.metadata.schema.table.column.CarbonMeasure;
 import org.apache.carbondata.core.scan.expression.Expression;
-import 
org.apache.carbondata.core.scan.expression.exception.FilterUnsupportedException;
 import org.apache.carbondata.core.scan.filter.FilterUtil;
 import 
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
 import 
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.MeasureColumnResolvedFilterInfo;
-import org.apache.carbondata.core.scan.processor.BlocksChunkHolder;
+import org.apache.carbondata.core.scan.processor.RawBlockletColumnChunks;
 import org.apache.carbondata.core.util.BitSetGroup;
 import org.apache.carbondata.core.util.ByteUtil;
 import org.apache.carbondata.core.util.CarbonUtil;
@@ -55,12 +54,11 @@ public class RowLevelRangeGrtThanFiterExecuterImpl extends 
RowLevelFilterExecute
    */
   private boolean isDefaultValuePresentInFilter;
   private int lastDimensionColOrdinal = 0;
-  public RowLevelRangeGrtThanFiterExecuterImpl(
-      List<DimColumnResolvedFilterInfo> dimColEvaluatorInfoList,
+
+  RowLevelRangeGrtThanFiterExecuterImpl(List<DimColumnResolvedFilterInfo> 
dimColEvaluatorInfoList,
       List<MeasureColumnResolvedFilterInfo> msrColEvalutorInfoList, Expression 
exp,
       AbsoluteTableIdentifier tableIdentifier, byte[][] filterRangeValues,
-      Object[] msrFilterRangeValues,
-      SegmentProperties segmentProperties) {
+      Object[] msrFilterRangeValues, SegmentProperties segmentProperties) {
     super(dimColEvaluatorInfoList, msrColEvalutorInfoList, exp, 
tableIdentifier, segmentProperties,
         null);
     this.filterRangeValues = filterRangeValues;
@@ -110,17 +108,18 @@ public class RowLevelRangeGrtThanFiterExecuterImpl 
extends RowLevelFilterExecute
     }
   }
 
-  @Override public BitSet isScanRequired(byte[][] blockMaxValue, byte[][] 
blockMinValue) {
+  @Override
+  public BitSet isScanRequired(byte[][] blockMaxValue, byte[][] blockMinValue) 
{
     BitSet bitSet = new BitSet(1);
     boolean isScanRequired = false;
     byte[] maxValue = null;
     if (isMeasurePresentInCurrentBlock[0] || 
isDimensionPresentInCurrentBlock[0]) {
       if (isMeasurePresentInCurrentBlock[0]) {
-        maxValue = blockMaxValue[measureBlocksIndex[0] + 
lastDimensionColOrdinal];
+        maxValue = blockMaxValue[measureChunkIndex[0] + 
lastDimensionColOrdinal];
         isScanRequired =
             isScanRequired(maxValue, msrFilterRangeValues, 
msrColEvalutorInfoList.get(0).getType());
       } else {
-        maxValue = blockMaxValue[dimensionBlocksIndex[0]];
+        maxValue = blockMaxValue[dimensionChunkIndex[0]];
         isScanRequired = isScanRequired(maxValue, filterRangeValues);
       }
     } else {
@@ -167,24 +166,25 @@ public class RowLevelRangeGrtThanFiterExecuterImpl 
extends RowLevelFilterExecute
   }
 
   @Override
-  public BitSetGroup applyFilter(BlocksChunkHolder blockChunkHolder, boolean 
useBitsetPipeLine)
-      throws FilterUnsupportedException, IOException {
+  public BitSetGroup applyFilter(RawBlockletColumnChunks 
rawBlockletColumnChunks,
+      boolean useBitsetPipeLine) throws IOException {
     // select all rows if dimension does not exists in the current block
     if (!isDimensionPresentInCurrentBlock[0] && 
!isMeasurePresentInCurrentBlock[0]) {
-      int numberOfRows = blockChunkHolder.getDataBlock().nodeSize();
+      int numberOfRows = rawBlockletColumnChunks.getDataBlock().numRows();
       return FilterUtil
-          
.createBitSetGroupWithDefaultValue(blockChunkHolder.getDataBlock().numberOfPages(),
+          
.createBitSetGroupWithDefaultValue(rawBlockletColumnChunks.getDataBlock().numberOfPages(),
               numberOfRows, true);
     }
     if (isDimensionPresentInCurrentBlock[0]) {
-      int blockIndex =
-          
segmentProperties.getDimensionOrdinalToBlockMapping().get(dimensionBlocksIndex[0]);
-      if (null == blockChunkHolder.getDimensionRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getDimensionRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getDimensionChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex =
+          
segmentProperties.getDimensionOrdinalToChunkMapping().get(dimensionChunkIndex[0]);
+      if (null == 
rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readDimensionChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
       DimensionRawColumnChunk rawColumnChunk =
-          blockChunkHolder.getDimensionRawDataChunk()[blockIndex];
+          rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex];
       BitSetGroup bitSetGroup = new 
BitSetGroup(rawColumnChunk.getPagesCount());
       for (int i = 0; i < rawColumnChunk.getPagesCount(); i++) {
         if (rawColumnChunk.getMaxValues() != null) {
@@ -196,26 +196,28 @@ public class RowLevelRangeGrtThanFiterExecuterImpl 
extends RowLevelFilterExecute
               bitSet.flip(0, rawColumnChunk.getRowCount()[i]);
               bitSetGroup.setBitSet(bitSet, i);
             } else {
-              BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.convertToDimColDataChunk(i),
+              BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.decodeColumnPage(i),
                   rawColumnChunk.getRowCount()[i]);
               bitSetGroup.setBitSet(bitSet, i);
             }
           }
         } else {
-          BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.convertToDimColDataChunk(i),
+          BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.decodeColumnPage(i),
               rawColumnChunk.getRowCount()[i]);
           bitSetGroup.setBitSet(bitSet, i);
         }
       }
       return bitSetGroup;
     } else if (isMeasurePresentInCurrentBlock[0]) {
-      int blockIndex =
-          
segmentProperties.getMeasuresOrdinalToBlockMapping().get(measureBlocksIndex[0]);
-      if (null == blockChunkHolder.getMeasureRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getMeasureRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getMeasureChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex =
+          
segmentProperties.getMeasuresOrdinalToChunkMapping().get(measureChunkIndex[0]);
+      if (null == 
rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readMeasureChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
-      MeasureRawColumnChunk rawColumnChunk = 
blockChunkHolder.getMeasureRawDataChunk()[blockIndex];
+      MeasureRawColumnChunk rawColumnChunk =
+          rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex];
       BitSetGroup bitSetGroup = new 
BitSetGroup(rawColumnChunk.getPagesCount());
       for (int i = 0; i < rawColumnChunk.getPagesCount(); i++) {
         if (rawColumnChunk.getMaxValues() != null) {
@@ -225,7 +227,7 @@ public class RowLevelRangeGrtThanFiterExecuterImpl extends 
RowLevelFilterExecute
                 .getMeasureObjectFromDataType(rawColumnChunk.getMinValues()[i],
                     msrColEvalutorInfoList.get(0).getType()));
             ColumnPage columnPage =
-                rawColumnChunk.convertToColumnPage(i);
+                rawColumnChunk.decodeColumnPage(i);
             if (compare < 0 && columnPage.getNullBits().isEmpty()) {
               BitSet bitSet = new BitSet(rawColumnChunk.getRowCount()[i]);
               bitSet.flip(0, rawColumnChunk.getRowCount()[i]);
@@ -238,7 +240,7 @@ public class RowLevelRangeGrtThanFiterExecuterImpl extends 
RowLevelFilterExecute
           }
         } else {
           BitSet bitSet =
-              
getFilteredIndexesForMeasures(rawColumnChunk.convertToColumnPage(i),
+              getFilteredIndexesForMeasures(rawColumnChunk.decodeColumnPage(i),
                   rawColumnChunk.getRowCount()[i]);
           bitSetGroup.setBitSet(bitSet, i);
         }
@@ -278,16 +280,16 @@ public class RowLevelRangeGrtThanFiterExecuterImpl 
extends RowLevelFilterExecute
     return bitSet;
   }
 
-  private BitSet getFilteredIndexes(DimensionColumnDataChunk 
dimensionColumnDataChunk,
+  private BitSet getFilteredIndexes(DimensionColumnPage dimensionColumnPage,
       int numerOfRows) {
     BitSet bitSet = null;
-    if (dimensionColumnDataChunk.isExplicitSorted()) {
-      bitSet = 
setFilterdIndexToBitSetWithColumnIndex(dimensionColumnDataChunk, numerOfRows);
+    if (dimensionColumnPage.isExplicitSorted()) {
+      bitSet = setFilterdIndexToBitSetWithColumnIndex(dimensionColumnPage, 
numerOfRows);
     } else {
-      bitSet = setFilterdIndexToBitSet(dimensionColumnDataChunk, numerOfRows);
+      bitSet = setFilterdIndexToBitSet(dimensionColumnPage, numerOfRows);
     }
-    if (dimensionColumnDataChunk.isNoDicitionaryColumn()) {
-      FilterUtil.removeNullValues(dimensionColumnDataChunk, bitSet,
+    if (dimensionColumnPage.isNoDicitionaryColumn()) {
+      FilterUtil.removeNullValues(dimensionColumnPage, bitSet,
           CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY);
     }
     return bitSet;
@@ -299,12 +301,12 @@ public class RowLevelRangeGrtThanFiterExecuterImpl 
extends RowLevelFilterExecute
    * column is not supported by default so column index mapping  will be 
present for
    * accesing the members from the block.
    *
-   * @param dimensionColumnDataChunk
+   * @param dimensionColumnPage
    * @param numerOfRows
    * @return BitSet.
    */
   private BitSet setFilterdIndexToBitSetWithColumnIndex(
-      DimensionColumnDataChunk dimensionColumnDataChunk, int numerOfRows) {
+      DimensionColumnPage dimensionColumnPage, int numerOfRows) {
     BitSet bitSet = new BitSet(numerOfRows);
     int start = 0;
     int last = 0;
@@ -312,11 +314,11 @@ public class RowLevelRangeGrtThanFiterExecuterImpl 
extends RowLevelFilterExecute
     byte[][] filterValues = this.filterRangeValues;
     for (int i = 0; i < filterValues.length; i++) {
       start = CarbonUtil
-          .getFirstIndexUsingBinarySearch(dimensionColumnDataChunk, 
startIndex, numerOfRows - 1,
+          .getFirstIndexUsingBinarySearch(dimensionColumnPage, startIndex, 
numerOfRows - 1,
               filterValues[i], true);
       if (start >= 0) {
         start = CarbonUtil
-            .nextGreaterValueToTarget(start, dimensionColumnDataChunk, 
filterValues[i],
+            .nextGreaterValueToTarget(start, dimensionColumnPage, 
filterValues[i],
                 numerOfRows);
       }
       // Logic will handle the case where the range filter member is not 
present in block
@@ -332,7 +334,7 @@ public class RowLevelRangeGrtThanFiterExecuterImpl extends 
RowLevelFilterExecute
         // index needs to be compared by the filter member if its > filter 
then from that
         // index the bitset will be considered for filtering process.
         if (ByteUtil.compare(filterValues[i],
-            
dimensionColumnDataChunk.getChunkData(dimensionColumnDataChunk.getInvertedIndex(start)))
+            
dimensionColumnPage.getChunkData(dimensionColumnPage.getInvertedIndex(start)))
             > 0) {
           start = start + 1;
         }
@@ -340,7 +342,7 @@ public class RowLevelRangeGrtThanFiterExecuterImpl extends 
RowLevelFilterExecute
 
       last = start;
       for (int j = start; j < numerOfRows; j++) {
-        bitSet.set(dimensionColumnDataChunk.getInvertedIndex(j));
+        bitSet.set(dimensionColumnPage.getInvertedIndex(j));
         last++;
       }
       startIndex = last;
@@ -358,11 +360,11 @@ public class RowLevelRangeGrtThanFiterExecuterImpl 
extends RowLevelFilterExecute
    * be called if the column is sorted default so column index
    * mapping will be present for accesing the members from the block.
    *
-   * @param dimensionColumnDataChunk
+   * @param dimensionColumnPage
    * @param numerOfRows
    * @return BitSet.
    */
-  private BitSet setFilterdIndexToBitSet(DimensionColumnDataChunk 
dimensionColumnDataChunk,
+  private BitSet setFilterdIndexToBitSet(DimensionColumnPage 
dimensionColumnPage,
       int numerOfRows) {
     BitSet bitSet = new BitSet(numerOfRows);
     byte[][] filterValues = this.filterRangeValues;
@@ -373,11 +375,11 @@ public class RowLevelRangeGrtThanFiterExecuterImpl 
extends RowLevelFilterExecute
       int startIndex = 0;
       for (int k = 0; k < filterValues.length; k++) {
         start = CarbonUtil
-            .getFirstIndexUsingBinarySearch(dimensionColumnDataChunk, 
startIndex,
+            .getFirstIndexUsingBinarySearch(dimensionColumnPage, startIndex,
                 numerOfRows - 1, filterValues[k], true);
         if (start >= 0) {
           start = CarbonUtil
-              .nextGreaterValueToTarget(start, dimensionColumnDataChunk, 
filterValues[k],
+              .nextGreaterValueToTarget(start, dimensionColumnPage, 
filterValues[k],
                   numerOfRows);
         }
         if (start < 0) {
@@ -388,7 +390,7 @@ public class RowLevelRangeGrtThanFiterExecuterImpl extends 
RowLevelFilterExecute
           // Method will compare the tentative index value after binary 
search, this tentative
           // index needs to be compared by the filter member if its > filter 
then from that
           // index the bitset will be considered for filtering process.
-          if (ByteUtil.compare(filterValues[k], 
dimensionColumnDataChunk.getChunkData(start)) > 0) {
+          if (ByteUtil.compare(filterValues[k], 
dimensionColumnPage.getChunkData(start)) > 0) {
             start = start + 1;
           }
         }
@@ -405,7 +407,7 @@ public class RowLevelRangeGrtThanFiterExecuterImpl extends 
RowLevelFilterExecute
     } else {
       for (int k = 0; k < filterValues.length; k++) {
         for (int i = 0; i < numerOfRows; i++) {
-          if (ByteUtil.compare(dimensionColumnDataChunk.getChunkData(i), 
filterValues[k]) > 0) {
+          if (ByteUtil.compare(dimensionColumnPage.getChunkData(i), 
filterValues[k]) > 0) {
             bitSet.set(i);
           }
         }
@@ -414,21 +416,24 @@ public class RowLevelRangeGrtThanFiterExecuterImpl 
extends RowLevelFilterExecute
     return bitSet;
   }
 
-  @Override public void readBlocks(BlocksChunkHolder blockChunkHolder) throws 
IOException {
+  @Override
+  public void readColumnChunks(RawBlockletColumnChunks 
rawBlockletColumnChunks) throws IOException {
     if (isDimensionPresentInCurrentBlock[0]) {
       if 
(!dimColEvaluatorInfoList.get(0).getDimension().hasEncoding(Encoding.DICTIONARY))
 {
-        super.readBlocks(blockChunkHolder);
+        super.readColumnChunks(rawBlockletColumnChunks);
       }
-      int blockIndex = dimensionBlocksIndex[0];
-      if (null == blockChunkHolder.getDimensionRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getDimensionRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getDimensionChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex = dimensionChunkIndex[0];
+      if (null == 
rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readDimensionChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
     } else if (isMeasurePresentInCurrentBlock[0]) {
-      int blockIndex = measureBlocksIndex[0];
-      if (null == blockChunkHolder.getMeasureRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getMeasureRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getMeasureChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex = measureChunkIndex[0];
+      if (null == 
rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readMeasureChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
     }
   }

http://git-wip-us.apache.org/repos/asf/carbondata/blob/7b79ff18/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtrThanEquaToFilterExecuterImpl.java
----------------------------------------------------------------------
diff --git 
a/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtrThanEquaToFilterExecuterImpl.java
 
b/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtrThanEquaToFilterExecuterImpl.java
index db55e42..3bb24af 100644
--- 
a/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtrThanEquaToFilterExecuterImpl.java
+++ 
b/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeGrtrThanEquaToFilterExecuterImpl.java
@@ -22,7 +22,7 @@ import java.util.List;
 
 import org.apache.carbondata.core.constants.CarbonCommonConstants;
 import org.apache.carbondata.core.datastore.block.SegmentProperties;
-import org.apache.carbondata.core.datastore.chunk.DimensionColumnDataChunk;
+import org.apache.carbondata.core.datastore.chunk.DimensionColumnPage;
 import org.apache.carbondata.core.datastore.chunk.impl.DimensionRawColumnChunk;
 import org.apache.carbondata.core.datastore.chunk.impl.MeasureRawColumnChunk;
 import org.apache.carbondata.core.datastore.page.ColumnPage;
@@ -32,11 +32,10 @@ import org.apache.carbondata.core.metadata.encoder.Encoding;
 import org.apache.carbondata.core.metadata.schema.table.column.CarbonDimension;
 import org.apache.carbondata.core.metadata.schema.table.column.CarbonMeasure;
 import org.apache.carbondata.core.scan.expression.Expression;
-import 
org.apache.carbondata.core.scan.expression.exception.FilterUnsupportedException;
 import org.apache.carbondata.core.scan.filter.FilterUtil;
 import 
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
 import 
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.MeasureColumnResolvedFilterInfo;
-import org.apache.carbondata.core.scan.processor.BlocksChunkHolder;
+import org.apache.carbondata.core.scan.processor.RawBlockletColumnChunks;
 import org.apache.carbondata.core.util.BitSetGroup;
 import org.apache.carbondata.core.util.ByteUtil;
 import org.apache.carbondata.core.util.CarbonUtil;
@@ -46,7 +45,7 @@ import 
org.apache.carbondata.core.util.comparator.SerializableComparator;
 
 public class RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends 
RowLevelFilterExecuterImpl {
 
-  protected byte[][] filterRangeValues;
+  private byte[][] filterRangeValues;
   private Object[] msrFilterRangeValues;
   private SerializableComparator comparator;
   /**
@@ -55,7 +54,7 @@ public class RowLevelRangeGrtrThanEquaToFilterExecuterImpl 
extends RowLevelFilte
   private boolean isDefaultValuePresentInFilter;
   private int lastDimensionColOrdinal = 0;
 
-  public RowLevelRangeGrtrThanEquaToFilterExecuterImpl(
+  RowLevelRangeGrtrThanEquaToFilterExecuterImpl(
       List<DimColumnResolvedFilterInfo> dimColEvaluatorInfoList,
       List<MeasureColumnResolvedFilterInfo> msrColEvalutorInfoList, Expression 
exp,
       AbsoluteTableIdentifier tableIdentifier, byte[][] filterRangeValues,
@@ -115,11 +114,11 @@ public class 
RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends RowLevelFilte
     byte[] maxValue = null;
     if (isMeasurePresentInCurrentBlock[0] || 
isDimensionPresentInCurrentBlock[0]) {
       if (isMeasurePresentInCurrentBlock[0]) {
-        maxValue = blockMaxValue[measureBlocksIndex[0] + 
lastDimensionColOrdinal];
+        maxValue = blockMaxValue[measureChunkIndex[0] + 
lastDimensionColOrdinal];
         isScanRequired =
             isScanRequired(maxValue, msrFilterRangeValues, 
msrColEvalutorInfoList.get(0).getType());
       } else {
-        maxValue = blockMaxValue[dimensionBlocksIndex[0]];
+        maxValue = blockMaxValue[dimensionChunkIndex[0]];
         isScanRequired = isScanRequired(maxValue, filterRangeValues);
       }
     } else {
@@ -165,25 +164,26 @@ public class 
RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends RowLevelFilte
   }
 
   @Override
-  public BitSetGroup applyFilter(BlocksChunkHolder blockChunkHolder, boolean 
useBitsetPipeLine)
-      throws FilterUnsupportedException, IOException {
+  public BitSetGroup applyFilter(RawBlockletColumnChunks 
rawBlockletColumnChunks,
+      boolean useBitsetPipeLine) throws IOException {
     // select all rows if dimension does not exists in the current block
     if (!isDimensionPresentInCurrentBlock[0] && 
!isMeasurePresentInCurrentBlock[0]) {
-      int numberOfRows = blockChunkHolder.getDataBlock().nodeSize();
+      int numberOfRows = rawBlockletColumnChunks.getDataBlock().numRows();
       return FilterUtil
-          
.createBitSetGroupWithDefaultValue(blockChunkHolder.getDataBlock().numberOfPages(),
+          
.createBitSetGroupWithDefaultValue(rawBlockletColumnChunks.getDataBlock().numberOfPages(),
               numberOfRows, true);
     }
 
     if (isDimensionPresentInCurrentBlock[0]) {
-      int blockIndex =
-          
segmentProperties.getDimensionOrdinalToBlockMapping().get(dimensionBlocksIndex[0]);
-      if (null == blockChunkHolder.getDimensionRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getDimensionRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getDimensionChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex =
+          
segmentProperties.getDimensionOrdinalToChunkMapping().get(dimensionChunkIndex[0]);
+      if (null == 
rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readDimensionChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
       DimensionRawColumnChunk rawColumnChunk =
-          blockChunkHolder.getDimensionRawDataChunk()[blockIndex];
+          rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex];
       BitSetGroup bitSetGroup = new 
BitSetGroup(rawColumnChunk.getPagesCount());
       for (int i = 0; i < rawColumnChunk.getPagesCount(); i++) {
         if (rawColumnChunk.getMaxValues() != null) {
@@ -195,26 +195,28 @@ public class 
RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends RowLevelFilte
               bitSet.flip(0, rawColumnChunk.getRowCount()[i]);
               bitSetGroup.setBitSet(bitSet, i);
             } else {
-              BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.convertToDimColDataChunk(i),
+              BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.decodeColumnPage(i),
                   rawColumnChunk.getRowCount()[i]);
               bitSetGroup.setBitSet(bitSet, i);
             }
           }
         } else {
-          BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.convertToDimColDataChunk(i),
+          BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.decodeColumnPage(i),
               rawColumnChunk.getRowCount()[i]);
           bitSetGroup.setBitSet(bitSet, i);
         }
       }
       return bitSetGroup;
-    } else if (isMeasurePresentInCurrentBlock[0]) {
-      int blockIndex =
-          
segmentProperties.getMeasuresOrdinalToBlockMapping().get(measureBlocksIndex[0]);
-      if (null == blockChunkHolder.getMeasureRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getMeasureRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getMeasureChunk(blockChunkHolder.getFileReader(), blockIndex);
+    } else {
+      int chunkIndex =
+          
segmentProperties.getMeasuresOrdinalToChunkMapping().get(measureChunkIndex[0]);
+      if (null == 
rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readMeasureChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
-      MeasureRawColumnChunk rawColumnChunk = 
blockChunkHolder.getMeasureRawDataChunk()[blockIndex];
+      MeasureRawColumnChunk rawColumnChunk =
+          rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex];
       BitSetGroup bitSetGroup = new 
BitSetGroup(rawColumnChunk.getPagesCount());
       for (int i = 0; i < rawColumnChunk.getPagesCount(); i++) {
         if (rawColumnChunk.getMaxValues() != null) {
@@ -224,28 +226,27 @@ public class 
RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends RowLevelFilte
                 .getMeasureObjectFromDataType(rawColumnChunk.getMinValues()[i],
                     msrColEvalutorInfoList.get(0).getType()));
             ColumnPage columnPage =
-                rawColumnChunk.convertToColumnPage(i);
+                rawColumnChunk.decodeColumnPage(i);
             if (compare <= 0 && columnPage.getNullBits().isEmpty()) {
               BitSet bitSet = new BitSet(rawColumnChunk.getRowCount()[i]);
               bitSet.flip(0, rawColumnChunk.getRowCount()[i]);
               bitSetGroup.setBitSet(bitSet, i);
             } else {
               BitSet bitSet =
-                  
getFilteredIndexesForMeasures(rawColumnChunk.convertToColumnPage(i),
+                  
getFilteredIndexesForMeasures(rawColumnChunk.decodeColumnPage(i),
                       rawColumnChunk.getRowCount()[i]);
               bitSetGroup.setBitSet(bitSet, i);
             }
           }
         } else {
           BitSet bitSet =
-              
getFilteredIndexesForMeasures(rawColumnChunk.convertToColumnPage(i),
+              getFilteredIndexesForMeasures(rawColumnChunk.decodeColumnPage(i),
                   rawColumnChunk.getRowCount()[i]);
           bitSetGroup.setBitSet(bitSet, i);
         }
       }
       return bitSetGroup;
     }
-    return null;
   }
 
   private BitSet getFilteredIndexesForMeasures(ColumnPage columnPage,
@@ -279,16 +280,16 @@ public class 
RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends RowLevelFilte
   }
 
 
-  private BitSet getFilteredIndexes(DimensionColumnDataChunk 
dimensionColumnDataChunk,
+  private BitSet getFilteredIndexes(DimensionColumnPage dimensionColumnPage,
       int numerOfRows) {
     BitSet bitSet = null;
-    if (dimensionColumnDataChunk.isExplicitSorted()) {
-      bitSet = 
setFilterdIndexToBitSetWithColumnIndex(dimensionColumnDataChunk, numerOfRows);
+    if (dimensionColumnPage.isExplicitSorted()) {
+      bitSet = setFilterdIndexToBitSetWithColumnIndex(dimensionColumnPage, 
numerOfRows);
     } else {
-      bitSet = setFilterdIndexToBitSet(dimensionColumnDataChunk, numerOfRows);
+      bitSet = setFilterdIndexToBitSet(dimensionColumnPage, numerOfRows);
     }
-    if (dimensionColumnDataChunk.isNoDicitionaryColumn()) {
-      FilterUtil.removeNullValues(dimensionColumnDataChunk, bitSet,
+    if (dimensionColumnPage.isNoDicitionaryColumn()) {
+      FilterUtil.removeNullValues(dimensionColumnPage, bitSet,
           CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY);
     }
     return bitSet;
@@ -300,12 +301,12 @@ public class 
RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends RowLevelFilte
    * column is not supported by default so column index mapping  will be 
present for
    * accesing the members from the block.
    *
-   * @param dimensionColumnDataChunk
+   * @param dimensionColumnPage
    * @param numerOfRows
    * @return BitSet.
    */
   private BitSet setFilterdIndexToBitSetWithColumnIndex(
-      DimensionColumnDataChunk dimensionColumnDataChunk, int numerOfRows) {
+      DimensionColumnPage dimensionColumnPage, int numerOfRows) {
     BitSet bitSet = new BitSet(numerOfRows);
     int start = 0;
     int last = 0;
@@ -313,7 +314,7 @@ public class RowLevelRangeGrtrThanEquaToFilterExecuterImpl 
extends RowLevelFilte
     byte[][] filterValues = this.filterRangeValues;
     for (int i = 0; i < filterValues.length; i++) {
       start = CarbonUtil
-          .getFirstIndexUsingBinarySearch(dimensionColumnDataChunk, 
startIndex, numerOfRows - 1,
+          .getFirstIndexUsingBinarySearch(dimensionColumnPage, startIndex, 
numerOfRows - 1,
               filterValues[i], false);
       if (start < 0) {
         start = -(start + 1);
@@ -324,14 +325,14 @@ public class 
RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends RowLevelFilte
         // index needs to be compared by the filter member if its >= filter 
then from that
         // index the bitset will be considered for filtering process.
         if (ByteUtil.compare(filterValues[i],
-            
dimensionColumnDataChunk.getChunkData(dimensionColumnDataChunk.getInvertedIndex(start)))
+            
dimensionColumnPage.getChunkData(dimensionColumnPage.getInvertedIndex(start)))
             > 0) {
           start = start + 1;
         }
       }
       last = start;
       for (int j = start; j < numerOfRows; j++) {
-        bitSet.set(dimensionColumnDataChunk.getInvertedIndex(j));
+        bitSet.set(dimensionColumnPage.getInvertedIndex(j));
         last++;
       }
       startIndex = last;
@@ -348,11 +349,11 @@ public class 
RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends RowLevelFilte
    * be called if the column is sorted default so column index
    * mapping will be present for accesing the members from the block.
    *
-   * @param dimensionColumnDataChunk
+   * @param dimensionColumnPage
    * @param numerOfRows
    * @return BitSet.
    */
-  private BitSet setFilterdIndexToBitSet(DimensionColumnDataChunk 
dimensionColumnDataChunk,
+  private BitSet setFilterdIndexToBitSet(DimensionColumnPage 
dimensionColumnPage,
       int numerOfRows) {
     BitSet bitSet = new BitSet(numerOfRows);
     byte[][] filterValues = this.filterRangeValues;
@@ -363,7 +364,7 @@ public class RowLevelRangeGrtrThanEquaToFilterExecuterImpl 
extends RowLevelFilte
       int startIndex = 0;
       for (int k = 0; k < filterValues.length; k++) {
         start = CarbonUtil
-            .getFirstIndexUsingBinarySearch(dimensionColumnDataChunk, 
startIndex,
+            .getFirstIndexUsingBinarySearch(dimensionColumnPage, startIndex,
                 numerOfRows - 1, filterValues[k], false);
         if (start < 0) {
           start = -(start + 1);
@@ -373,7 +374,7 @@ public class RowLevelRangeGrtrThanEquaToFilterExecuterImpl 
extends RowLevelFilte
           // Method will compare the tentative index value after binary 
search, this tentative
           // index needs to be compared by the filter member if its >= filter 
then from that
           // index the bitset will be considered for filtering process.
-          if (ByteUtil.compare(filterValues[k], 
dimensionColumnDataChunk.getChunkData(start)) > 0) {
+          if (ByteUtil.compare(filterValues[k], 
dimensionColumnPage.getChunkData(start)) > 0) {
             start = start + 1;
           }
         }
@@ -391,7 +392,7 @@ public class RowLevelRangeGrtrThanEquaToFilterExecuterImpl 
extends RowLevelFilte
     } else {
       for (int k = 0; k < filterValues.length; k++) {
         for (int i = 0; i < numerOfRows; i++) {
-          if (ByteUtil.compare(dimensionColumnDataChunk.getChunkData(i), 
filterValues[k]) >= 0) {
+          if (ByteUtil.compare(dimensionColumnPage.getChunkData(i), 
filterValues[k]) >= 0) {
             bitSet.set(i);
           }
         }
@@ -400,21 +401,24 @@ public class 
RowLevelRangeGrtrThanEquaToFilterExecuterImpl extends RowLevelFilte
     return bitSet;
   }
 
-  @Override public void readBlocks(BlocksChunkHolder blockChunkHolder) throws 
IOException {
+  @Override
+  public void readColumnChunks(RawBlockletColumnChunks 
rawBlockletColumnChunks) throws IOException {
     if (isDimensionPresentInCurrentBlock[0]) {
       if 
(!dimColEvaluatorInfoList.get(0).getDimension().hasEncoding(Encoding.DICTIONARY))
 {
-        super.readBlocks(blockChunkHolder);
+        super.readColumnChunks(rawBlockletColumnChunks);
       }
-      int blockIndex = dimensionBlocksIndex[0];
-      if (null == blockChunkHolder.getDimensionRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getDimensionRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getDimensionChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex = dimensionChunkIndex[0];
+      if (null == 
rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readDimensionChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
     } else if (isMeasurePresentInCurrentBlock[0]) {
-      int blockIndex = measureBlocksIndex[0];
-      if (null == blockChunkHolder.getMeasureRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getMeasureRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getMeasureChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex = measureChunkIndex[0];
+      if (null == 
rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readMeasureChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
     }
   }

http://git-wip-us.apache.org/repos/asf/carbondata/blob/7b79ff18/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeLessThanEqualFilterExecuterImpl.java
----------------------------------------------------------------------
diff --git 
a/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeLessThanEqualFilterExecuterImpl.java
 
b/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeLessThanEqualFilterExecuterImpl.java
index 88cf75c..2e9bcb6 100644
--- 
a/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeLessThanEqualFilterExecuterImpl.java
+++ 
b/core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeLessThanEqualFilterExecuterImpl.java
@@ -22,7 +22,7 @@ import java.util.List;
 
 import org.apache.carbondata.core.constants.CarbonCommonConstants;
 import org.apache.carbondata.core.datastore.block.SegmentProperties;
-import org.apache.carbondata.core.datastore.chunk.DimensionColumnDataChunk;
+import org.apache.carbondata.core.datastore.chunk.DimensionColumnPage;
 import org.apache.carbondata.core.datastore.chunk.impl.DimensionRawColumnChunk;
 import org.apache.carbondata.core.datastore.chunk.impl.MeasureRawColumnChunk;
 import org.apache.carbondata.core.datastore.page.ColumnPage;
@@ -35,11 +35,10 @@ import org.apache.carbondata.core.metadata.encoder.Encoding;
 import org.apache.carbondata.core.metadata.schema.table.column.CarbonDimension;
 import org.apache.carbondata.core.metadata.schema.table.column.CarbonMeasure;
 import org.apache.carbondata.core.scan.expression.Expression;
-import 
org.apache.carbondata.core.scan.expression.exception.FilterUnsupportedException;
 import org.apache.carbondata.core.scan.filter.FilterUtil;
 import 
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
 import 
org.apache.carbondata.core.scan.filter.resolver.resolverinfo.MeasureColumnResolvedFilterInfo;
-import org.apache.carbondata.core.scan.processor.BlocksChunkHolder;
+import org.apache.carbondata.core.scan.processor.RawBlockletColumnChunks;
 import org.apache.carbondata.core.util.BitSetGroup;
 import org.apache.carbondata.core.util.ByteUtil;
 import org.apache.carbondata.core.util.CarbonUtil;
@@ -117,11 +116,11 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
     boolean isScanRequired = false;
     if (isMeasurePresentInCurrentBlock[0] || 
isDimensionPresentInCurrentBlock[0]) {
       if (isMeasurePresentInCurrentBlock[0]) {
-        minValue = blockMinValue[measureBlocksIndex[0] + 
lastDimensionColOrdinal];
+        minValue = blockMinValue[measureChunkIndex[0] + 
lastDimensionColOrdinal];
         isScanRequired =
             isScanRequired(minValue, msrFilterRangeValues, 
msrColEvalutorInfoList.get(0).getType());
       } else {
-        minValue = blockMinValue[dimensionBlocksIndex[0]];
+        minValue = blockMinValue[dimensionChunkIndex[0]];
         isScanRequired = isScanRequired(minValue, filterRangeValues);
       }
     } else {
@@ -167,60 +166,63 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
   }
 
   @Override
-  public BitSetGroup applyFilter(BlocksChunkHolder blockChunkHolder, boolean 
useBitsetPipeLine)
-      throws FilterUnsupportedException, IOException {
+  public BitSetGroup applyFilter(RawBlockletColumnChunks 
rawBlockletColumnChunks,
+      boolean useBitsetPipeLine) throws IOException {
     // select all rows if dimension does not exists in the current block
     if (!isDimensionPresentInCurrentBlock[0] && 
!isMeasurePresentInCurrentBlock[0]) {
-      int numberOfRows = blockChunkHolder.getDataBlock().nodeSize();
+      int numberOfRows = rawBlockletColumnChunks.getDataBlock().numRows();
       return FilterUtil
-          
.createBitSetGroupWithDefaultValue(blockChunkHolder.getDataBlock().numberOfPages(),
+          
.createBitSetGroupWithDefaultValue(rawBlockletColumnChunks.getDataBlock().numberOfPages(),
               numberOfRows, true);
     }
     if (isDimensionPresentInCurrentBlock[0]) {
-      int blockIndex =
-          
segmentProperties.getDimensionOrdinalToBlockMapping().get(dimensionBlocksIndex[0]);
-      if (null == blockChunkHolder.getDimensionRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getDimensionRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getDimensionChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex =
+          
segmentProperties.getDimensionOrdinalToChunkMapping().get(dimensionChunkIndex[0]);
+      if (null == 
rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readDimensionChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
       DimensionRawColumnChunk rawColumnChunk =
-          blockChunkHolder.getDimensionRawDataChunk()[blockIndex];
+          rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex];
       BitSetGroup bitSetGroup = new 
BitSetGroup(rawColumnChunk.getPagesCount());
       for (int i = 0; i < rawColumnChunk.getPagesCount(); i++) {
         if (rawColumnChunk.getMinValues() != null) {
           if (isScanRequired(rawColumnChunk.getMinValues()[i], 
this.filterRangeValues)) {
-            BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.convertToDimColDataChunk(i),
+            BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.decodeColumnPage(i),
                 rawColumnChunk.getRowCount()[i]);
             bitSetGroup.setBitSet(bitSet, i);
           }
         } else {
-          BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.convertToDimColDataChunk(i),
+          BitSet bitSet = 
getFilteredIndexes(rawColumnChunk.decodeColumnPage(i),
               rawColumnChunk.getRowCount()[i]);
           bitSetGroup.setBitSet(bitSet, i);
         }
       }
       return bitSetGroup;
     } else if (isMeasurePresentInCurrentBlock[0]) {
-      int blockIndex =
-          
segmentProperties.getMeasuresOrdinalToBlockMapping().get(measureBlocksIndex[0]);
-      if (null == blockChunkHolder.getMeasureRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getMeasureRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getMeasureChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex =
+          
segmentProperties.getMeasuresOrdinalToChunkMapping().get(measureChunkIndex[0]);
+      if (null == 
rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readMeasureChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
-      MeasureRawColumnChunk rawColumnChunk = 
blockChunkHolder.getMeasureRawDataChunk()[blockIndex];
+      MeasureRawColumnChunk rawColumnChunk =
+          rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex];
       BitSetGroup bitSetGroup = new 
BitSetGroup(rawColumnChunk.getPagesCount());
       for (int i = 0; i < rawColumnChunk.getPagesCount(); i++) {
         if (rawColumnChunk.getMinValues() != null) {
           if (isScanRequired(rawColumnChunk.getMinValues()[i], 
this.msrFilterRangeValues,
               msrColEvalutorInfoList.get(0).getType())) {
             BitSet bitSet =
-                
getFilteredIndexesForMeasures(rawColumnChunk.convertToColumnPage(i),
+                
getFilteredIndexesForMeasures(rawColumnChunk.decodeColumnPage(i),
                     rawColumnChunk.getRowCount()[i]);
             bitSetGroup.setBitSet(bitSet, i);
           }
         } else {
           BitSet bitSet =
-              
getFilteredIndexesForMeasures(rawColumnChunk.convertToColumnPage(i),
+              getFilteredIndexesForMeasures(rawColumnChunk.decodeColumnPage(i),
                   rawColumnChunk.getRowCount()[i]);
           bitSetGroup.setBitSet(bitSet, i);
         }
@@ -260,7 +262,7 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
     return bitSet;
   }
 
-  private BitSet getFilteredIndexes(DimensionColumnDataChunk 
dimensionColumnDataChunk,
+  private BitSet getFilteredIndexes(DimensionColumnPage dimensionColumnPage,
       int numerOfRows) {
     byte[] defaultValue = null;
     if 
(dimColEvaluatorInfoList.get(0).getDimension().hasEncoding(Encoding.DIRECT_DICTIONARY))
 {
@@ -269,7 +271,7 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
               dimColEvaluatorInfoList.get(0).getDimension().getDataType());
       int key = directDictionaryGenerator.generateDirectSurrogateKey(null);
       CarbonDimension currentBlockDimension =
-          segmentProperties.getDimensions().get(dimensionBlocksIndex[0]);
+          segmentProperties.getDimensions().get(dimensionChunkIndex[0]);
       if (currentBlockDimension.isSortColumn()) {
         defaultValue = FilterUtil.getMaskKey(key, currentBlockDimension,
             this.segmentProperties.getSortColumnsGenerator());
@@ -280,14 +282,14 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
       defaultValue = CarbonCommonConstants.EMPTY_BYTE_ARRAY;
     }
     BitSet bitSet = null;
-    if (dimensionColumnDataChunk.isExplicitSorted()) {
-      bitSet = 
setFilterdIndexToBitSetWithColumnIndex(dimensionColumnDataChunk, numerOfRows,
+    if (dimensionColumnPage.isExplicitSorted()) {
+      bitSet = setFilterdIndexToBitSetWithColumnIndex(dimensionColumnPage, 
numerOfRows,
           defaultValue);
     } else {
-      bitSet = setFilterdIndexToBitSet(dimensionColumnDataChunk, numerOfRows, 
defaultValue);
+      bitSet = setFilterdIndexToBitSet(dimensionColumnPage, numerOfRows, 
defaultValue);
     }
-    if (dimensionColumnDataChunk.isNoDicitionaryColumn()) {
-      FilterUtil.removeNullValues(dimensionColumnDataChunk, bitSet,
+    if (dimensionColumnPage.isNoDicitionaryColumn()) {
+      FilterUtil.removeNullValues(dimensionColumnPage, bitSet,
           CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY);
     }
     return bitSet;
@@ -299,12 +301,12 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
    * column is not supported by default so column index mapping  will be 
present for
    * accesing the members from the block.
    *
-   * @param dimensionColumnDataChunk
+   * @param dimensionColumnPage
    * @param numerOfRows
    * @return BitSet.
    */
   private BitSet setFilterdIndexToBitSetWithColumnIndex(
-      DimensionColumnDataChunk dimensionColumnDataChunk, int numerOfRows,
+      DimensionColumnPage dimensionColumnPage, int numerOfRows,
       byte[] defaultValue) {
     BitSet bitSet = new BitSet(numerOfRows);
     int start = 0;
@@ -315,7 +317,7 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
     //find the number of default values to skip the null value in case of 
direct dictionary
     if (null != defaultValue) {
       start = CarbonUtil
-          .getFirstIndexUsingBinarySearch(dimensionColumnDataChunk, 
startIndex, numerOfRows - 1,
+          .getFirstIndexUsingBinarySearch(dimensionColumnPage, startIndex, 
numerOfRows - 1,
               defaultValue, true);
       if (start < 0) {
         skip = -(start + 1);
@@ -332,7 +334,7 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
     }
     for (int i = 0; i < filterValues.length; i++) {
       start = CarbonUtil
-          .getFirstIndexUsingBinarySearch(dimensionColumnDataChunk, 
startIndex, numerOfRows - 1,
+          .getFirstIndexUsingBinarySearch(dimensionColumnPage, startIndex, 
numerOfRows - 1,
               filterValues[i], true);
       if (start < 0) {
         start = -(start + 1);
@@ -343,14 +345,14 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
         // will be pointing to the next consecutive position. So compare it 
again and point to the
         // previous value returned from getFirstIndexUsingBinarySearch.
         if (ByteUtil.compare(filterValues[i],
-            
dimensionColumnDataChunk.getChunkData(dimensionColumnDataChunk.getInvertedIndex(start)))
+            
dimensionColumnPage.getChunkData(dimensionColumnPage.getInvertedIndex(start)))
             < 0) {
           start = start - 1;
         }
       }
       last = start;
       for (int j = start; j >= skip; j--) {
-        bitSet.set(dimensionColumnDataChunk.getInvertedIndex(j));
+        bitSet.set(dimensionColumnPage.getInvertedIndex(j));
         last--;
       }
       startIndex = last;
@@ -367,12 +369,12 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
    * be called if the column is sorted default so column index
    * mapping will be present for accesing the members from the block.
    *
-   * @param dimensionColumnDataChunk
+   * @param dimensionColumnPage
    * @param numerOfRows
    * @param defaultValue
    * @return BitSet.
    */
-  private BitSet setFilterdIndexToBitSet(DimensionColumnDataChunk 
dimensionColumnDataChunk,
+  private BitSet setFilterdIndexToBitSet(DimensionColumnPage 
dimensionColumnPage,
       int numerOfRows, byte[] defaultValue) {
     BitSet bitSet = new BitSet(numerOfRows);
     byte[][] filterValues = this.filterRangeValues;
@@ -385,7 +387,7 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
       //find the number of default values to skip the null value in case of 
direct dictionary
       if (null != defaultValue) {
         start = CarbonUtil
-            .getFirstIndexUsingBinarySearch(dimensionColumnDataChunk, 
startIndex,
+            .getFirstIndexUsingBinarySearch(dimensionColumnPage, startIndex,
                 numerOfRows - 1, defaultValue, true);
         if (start < 0) {
           skip = -(start + 1);
@@ -402,7 +404,7 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
       }
       for (int k = 0; k < filterValues.length; k++) {
         start = CarbonUtil
-            .getFirstIndexUsingBinarySearch(dimensionColumnDataChunk, 
startIndex,
+            .getFirstIndexUsingBinarySearch(dimensionColumnPage, startIndex,
                 numerOfRows - 1, filterValues[k], true);
         if (start < 0) {
           start = -(start + 1);
@@ -412,7 +414,7 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
           // When negative value of start is returned from 
getFirstIndexUsingBinarySearch the Start
           // will be pointing to the next consecutive position. So compare it 
again and point to the
           // previous value returned from getFirstIndexUsingBinarySearch.
-          if (ByteUtil.compare(filterValues[k], 
dimensionColumnDataChunk.getChunkData(start)) < 0) {
+          if (ByteUtil.compare(filterValues[k], 
dimensionColumnPage.getChunkData(start)) < 0) {
             start = start - 1;
           }
         }
@@ -429,7 +431,7 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
     } else {
       for (int k = 0; k < filterValues.length; k++) {
         for (int i = 0; i < numerOfRows; i++) {
-          if (ByteUtil.compare(dimensionColumnDataChunk.getChunkData(i), 
filterValues[k]) <= 0) {
+          if (ByteUtil.compare(dimensionColumnPage.getChunkData(i), 
filterValues[k]) <= 0) {
             bitSet.set(i);
           }
         }
@@ -438,21 +440,24 @@ public class RowLevelRangeLessThanEqualFilterExecuterImpl 
extends RowLevelFilter
     return bitSet;
   }
 
-  @Override public void readBlocks(BlocksChunkHolder blockChunkHolder) throws 
IOException {
+  @Override public void readColumnChunks(RawBlockletColumnChunks 
rawBlockletColumnChunks)
+      throws IOException {
     if (isDimensionPresentInCurrentBlock[0]) {
       if 
(!dimColEvaluatorInfoList.get(0).getDimension().hasEncoding(Encoding.DICTIONARY))
 {
-        super.readBlocks(blockChunkHolder);
+        super.readColumnChunks(rawBlockletColumnChunks);
       }
-      int blockIndex = dimensionBlocksIndex[0];
-      if (null == blockChunkHolder.getDimensionRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getDimensionRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getDimensionChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex = dimensionChunkIndex[0];
+      if (null == 
rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getDimensionRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readDimensionChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
     } else if (isMeasurePresentInCurrentBlock[0]) {
-      int blockIndex = measureBlocksIndex[0];
-      if (null == blockChunkHolder.getMeasureRawDataChunk()[blockIndex]) {
-        blockChunkHolder.getMeasureRawDataChunk()[blockIndex] = 
blockChunkHolder.getDataBlock()
-            .getMeasureChunk(blockChunkHolder.getFileReader(), blockIndex);
+      int chunkIndex = measureChunkIndex[0];
+      if (null == 
rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex]) {
+        rawBlockletColumnChunks.getMeasureRawColumnChunks()[chunkIndex] =
+            rawBlockletColumnChunks.getDataBlock().readMeasureChunk(
+                rawBlockletColumnChunks.getFileReader(), chunkIndex);
       }
     }
   }

Reply via email to