carbondata-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From chenliang...@apache.org
Subject [42/52] [partial] incubator-carbondata git commit: Renamed packages to org.apache.carbondata and fixed errors
Date Mon, 15 Aug 2016 07:09:27 GMT
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/ColumnarKeyStoreInfo.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/ColumnarKeyStoreInfo.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/ColumnarKeyStoreInfo.java
new file mode 100644
index 0000000..8f0621e
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/ColumnarKeyStoreInfo.java
@@ -0,0 +1,262 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.columnar;
+
+import org.apache.carbondata.core.keygenerator.mdkey.NumberCompressor;
+
+public class ColumnarKeyStoreInfo {
+  private int numberOfKeys;
+
+  private int[] sizeOfEachBlock;
+
+  private int[] keyBlockLengths;
+
+  private long[] keyBlockOffsets;
+
+  private int[] keyBlockIndexLength;
+
+  private long[] keyBlockIndexOffsets;
+
+  private String filePath;
+
+  private boolean[] isSorted;
+
+  private int[] cardinality;
+
+  private NumberCompressor numberCompressor;
+
+  private NumberCompressor[] keyBlockUnCompressor;
+
+  private ColumnGroupModel hybridStoreModel;
+
+  /**
+   * dataIndexMap
+   */
+  private int[] dataIndexMapLength;
+
+  /**
+   * dataIndexMap
+   */
+  private long[] dataIndexMapOffsets;
+
+  /**
+   * aggKeyBlock
+   */
+  private boolean[] aggKeyBlock;
+
+  /**
+   * @return the numberOfKeys
+   */
+  public int getNumberOfKeys() {
+    return numberOfKeys;
+  }
+
+  /**
+   * @param numberOfKeys the numberOfKeys to set
+   */
+  public void setNumberOfKeys(int numberOfKeys) {
+    this.numberOfKeys = numberOfKeys;
+  }
+
+  /**
+   * @return the sizeOfEachBlock
+   */
+  public int[] getSizeOfEachBlock() {
+    return sizeOfEachBlock;
+  }
+
+  /**
+   * @param sizeOfEachBlock the sizeOfEachBlock to set
+   */
+  public void setSizeOfEachBlock(int[] sizeOfEachBlock) {
+    this.sizeOfEachBlock = sizeOfEachBlock;
+  }
+
+  /**
+   * @return the keyBlockLengths
+   */
+  public int[] getKeyBlockLengths() {
+    return keyBlockLengths;
+  }
+
+  /**
+   * @param keyBlockLengths the keyBlockLengths to set
+   */
+  public void setKeyBlockLengths(int[] keyBlockLengths) {
+    this.keyBlockLengths = keyBlockLengths;
+  }
+
+  /**
+   * @return the keyBlockOffsets
+   */
+  public long[] getKeyBlockOffsets() {
+    return keyBlockOffsets;
+  }
+
+  /**
+   * @param keyBlockOffsets the keyBlockOffsets to set
+   */
+  public void setKeyBlockOffsets(long[] keyBlockOffsets) {
+    this.keyBlockOffsets = keyBlockOffsets;
+  }
+
+  /**
+   * @return the keyBlockIndexLength
+   */
+  public int[] getKeyBlockIndexLength() {
+    return keyBlockIndexLength;
+  }
+
+  /**
+   * @param keyBlockIndexLength the keyBlockIndexLength to set
+   */
+  public void setKeyBlockIndexLength(int[] keyBlockIndexLength) {
+    this.keyBlockIndexLength = keyBlockIndexLength;
+  }
+
+  /**
+   * @return the keyBlockIndexOffsets
+   */
+  public long[] getKeyBlockIndexOffsets() {
+    return keyBlockIndexOffsets;
+  }
+
+  /**
+   * @param keyBlockIndexOffsets the keyBlockIndexOffsets to set
+   */
+  public void setKeyBlockIndexOffsets(long[] keyBlockIndexOffsets) {
+    this.keyBlockIndexOffsets = keyBlockIndexOffsets;
+  }
+
+  /**
+   * @return the filePath
+   */
+  public String getFilePath() {
+    return filePath;
+  }
+
+  /**
+   * @param filePath the filePath to set
+   */
+  public void setFilePath(String filePath) {
+    this.filePath = filePath;
+  }
+
+  /**
+   * @return the isSorted
+   */
+  public boolean[] getIsSorted() {
+    return isSorted;
+  }
+
+  /**
+   * @param isSorted the isSorted to set
+   */
+  public void setIsSorted(boolean[] isSorted) {
+    this.isSorted = isSorted;
+  }
+
+  /**
+   * @return the numberCompressor
+   */
+  public NumberCompressor getNumberCompressor() {
+    return numberCompressor;
+  }
+
+  /**
+   * @param numberCompressor the numberCompressor to set
+   */
+  public void setNumberCompressor(NumberCompressor numberCompressor) {
+    this.numberCompressor = numberCompressor;
+  }
+
+  /**
+   * @return the dataIndexMapLength
+   */
+  public int[] getDataIndexMapLength() {
+    return dataIndexMapLength;
+  }
+
+  /**
+   * @param dataIndexMapLength the dataIndexMapLength to set
+   */
+  public void setDataIndexMapLength(int[] dataIndexMapLength) {
+    this.dataIndexMapLength = dataIndexMapLength;
+  }
+
+  /**
+   * @return the dataIndexMapOffsets
+   */
+  public long[] getDataIndexMapOffsets() {
+    return dataIndexMapOffsets;
+  }
+
+  /**
+   * @param dataIndexMapOffsets the dataIndexMapOffsets to set
+   */
+  public void setDataIndexMapOffsets(long[] dataIndexMapOffsets) {
+    this.dataIndexMapOffsets = dataIndexMapOffsets;
+  }
+
+  /**
+   * @return the aggKeyBlock
+   */
+  public boolean[] getAggKeyBlock() {
+    return aggKeyBlock;
+  }
+
+  /**
+   * @param aggKeyBlock the aggKeyBlock to set
+   */
+  public void setAggKeyBlock(boolean[] aggKeyBlock) {
+    this.aggKeyBlock = aggKeyBlock;
+  }
+
+  /**
+   * @return the keyBlockUnCompressor
+   */
+  public NumberCompressor[] getKeyBlockUnCompressor() {
+    return keyBlockUnCompressor;
+  }
+
+  /**
+   * @param keyBlockUnCompressor the keyBlockUnCompressor to set
+   */
+  public void setKeyBlockUnCompressor(NumberCompressor[] keyBlockUnCompressor) {
+    this.keyBlockUnCompressor = keyBlockUnCompressor;
+  }
+
+  public int[] getCardinality() {
+    return cardinality;
+  }
+
+  public void setCardinality(int[] cardinality) {
+    this.cardinality = cardinality;
+  }
+
+  public ColumnGroupModel getHybridStoreModel() {
+    return hybridStoreModel;
+  }
+
+  public void setHybridStoreModel(ColumnGroupModel hybridStoreModel) {
+    this.hybridStoreModel = hybridStoreModel;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/ColumnarKeyStoreMetadata.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/ColumnarKeyStoreMetadata.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/ColumnarKeyStoreMetadata.java
new file mode 100644
index 0000000..a9dcb35
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/ColumnarKeyStoreMetadata.java
@@ -0,0 +1,150 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.columnar;
+
+import org.apache.carbondata.core.keygenerator.KeyGenerator;
+import org.apache.carbondata.core.keygenerator.factory.KeyGeneratorFactory;
+
+public class ColumnarKeyStoreMetadata {
+  private boolean isSorted;
+
+  private int[] columnIndex;
+
+  private int[] columnReverseIndex;
+
+  private int eachRowSize;
+
+  private int[] dataIndex;
+
+  private boolean isUnCompressed;
+
+  private KeyGenerator keyGenerator;
+
+  /**
+   * isNoDictionaryValColumn.
+   */
+  private boolean isNoDictionaryValColumn;
+  private boolean isRowStore;
+
+  public ColumnarKeyStoreMetadata(int eachRowSize) {
+    this.eachRowSize = eachRowSize;
+    keyGenerator = KeyGeneratorFactory.getKeyGenerator(new int[] { eachRowSize });
+  }
+
+  /**
+   * @return the isSorted
+   */
+  public boolean isSorted() {
+    return isSorted;
+  }
+
+  /**
+   * @param isSorted the isSorted to set
+   */
+  public void setSorted(boolean isSorted) {
+    this.isSorted = isSorted;
+  }
+
+  /**
+   * @return the columnIndex
+   */
+  public int[] getColumnIndex() {
+    return columnIndex;
+  }
+
+  /**
+   * @param columnIndex the columnIndex to set
+   */
+  public void setColumnIndex(int[] columnIndex) {
+    this.columnIndex = columnIndex;
+  }
+
+  /**
+   * @return the eachRowSize
+   */
+  public int getEachRowSize() {
+    return eachRowSize;
+  }
+
+  /**
+   * @return the dataIndex
+   */
+  public int[] getDataIndex() {
+    return dataIndex;
+  }
+
+  /**
+   * @param dataIndex the dataIndex to set
+   */
+  public void setDataIndex(int[] dataIndex) {
+    this.dataIndex = dataIndex;
+  }
+
+  /**
+   * @return the columnReverseIndex
+   */
+  public int[] getColumnReverseIndex() {
+    return columnReverseIndex;
+  }
+
+  /**
+   * @param columnReverseIndex the columnReverseIndex to set
+   */
+  public void setColumnReverseIndex(int[] columnReverseIndex) {
+    this.columnReverseIndex = columnReverseIndex;
+  }
+
+  public boolean isUnCompressed() {
+    return isUnCompressed;
+  }
+
+  public void setUnCompressed(boolean isUnCompressed) {
+    this.isUnCompressed = isUnCompressed;
+  }
+
+  public KeyGenerator getKeyGenerator() {
+    return keyGenerator;
+  }
+
+  public boolean isRowStore() {
+    return isRowStore;
+  }
+
+  public void setRowStore(boolean isRowStore) {
+    this.isRowStore = isRowStore;
+  }
+
+  /**
+   * @return
+   */
+  public boolean isNoDictionaryValColumn() {
+    return isNoDictionaryValColumn;
+
+  }
+
+  /**
+   * @param isNoDictionaryValColumn
+   */
+  public void setNoDictionaryValColumn(boolean isNoDictionaryValColumn) {
+    this.isNoDictionaryValColumn = isNoDictionaryValColumn;
+
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/IndexStorage.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/IndexStorage.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/IndexStorage.java
new file mode 100644
index 0000000..e1f4548
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/IndexStorage.java
@@ -0,0 +1,44 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.columnar;
+
+public interface IndexStorage<T> {
+  boolean isAlreadySorted();
+
+  T getDataAfterComp();
+
+  T getIndexMap();
+
+  byte[][] getKeyBlock();
+
+  T getDataIndexMap();
+
+  int getTotalSize();
+
+  /**
+   * @return min value of block
+   */
+  byte[] getMin();
+
+  /**
+   * @return max value of block
+   */
+  byte[] getMax();
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/UnBlockIndexer.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/UnBlockIndexer.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/UnBlockIndexer.java
new file mode 100644
index 0000000..149facb
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/columnar/UnBlockIndexer.java
@@ -0,0 +1,78 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.columnar;
+
+import java.util.Arrays;
+
+public final class UnBlockIndexer {
+
+  private UnBlockIndexer() {
+
+  }
+
+  public static int[] uncompressIndex(int[] indexData, int[] indexMap) {
+    int actualSize = indexData.length;
+    for (int i = 0; i < indexMap.length; i++) {
+      actualSize += indexData[indexMap[i] + 1] - indexData[indexMap[i]] - 1;
+    }
+    int[] indexes = new int[actualSize];
+    int k = 0;
+    for (int i = 0; i < indexData.length; i++) {
+      int index = Arrays.binarySearch(indexMap, i);
+      if (index > -1) {
+        for (int j = indexData[indexMap[index]]; j <= indexData[indexMap[index] + 1]; j++) {
+          indexes[k] = j;
+          k++;
+        }
+        i++;
+      } else {
+        indexes[k] = indexData[i];
+        k++;
+      }
+    }
+    return indexes;
+  }
+
+  public static byte[] uncompressData(byte[] data, int[] index, int keyLen) {
+    if (index.length < 1) {
+      return data;
+    }
+    int numberOfCopy = 0;
+    int actualSize = 0;
+    int srcPos = 0;
+    int destPos = 0;
+    for (int i = 1; i < index.length; i += 2) {
+      actualSize += index[i];
+    }
+    byte[] uncompressedData = new byte[actualSize * keyLen];
+    int picIndex = 0;
+    for (int i = 0; i < data.length; i += keyLen) {
+      numberOfCopy = index[picIndex * 2 + 1];
+      picIndex++;
+      for (int j = 0; j < numberOfCopy; j++) {
+        System.arraycopy(data, srcPos, uncompressedData, destPos, keyLen);
+        destPos += keyLen;
+      }
+      srcPos += keyLen;
+    }
+    return uncompressedData;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/Compressor.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/Compressor.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/Compressor.java
new file mode 100644
index 0000000..67d4cc1
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/Compressor.java
@@ -0,0 +1,28 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression;
+
+public interface Compressor<T> {
+
+  byte[] compress(T input);
+
+  T unCompress(byte[] input);
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/MeasureMetaDataModel.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/MeasureMetaDataModel.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/MeasureMetaDataModel.java
new file mode 100644
index 0000000..7d212bb
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/MeasureMetaDataModel.java
@@ -0,0 +1,217 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression;
+
+public class MeasureMetaDataModel {
+  /**
+   * maxValue
+   */
+  private Object[] maxValue;
+
+  /**
+   * minValue
+   */
+  private Object[] minValue;
+
+  /**
+   * decimal
+   */
+  private int[] decimal;
+
+  /**
+   * measureCount
+   */
+  private int measureCount;
+
+  /**
+   * uniqueValue
+   */
+  private Object[] uniqueValue;
+
+  /**
+   * type
+   */
+  private char[] type;
+
+  /**
+   * dataTypeSelected
+   */
+  private byte[] dataTypeSelected;
+
+  private Object[] minValueFactForAgg;
+
+  public MeasureMetaDataModel() {
+
+  }
+
+  /**
+   * MeasureMetaDataModel Constructor
+   *
+   * @param minValue
+   * @param maxValue
+   * @param decimal
+   * @param measureCount
+   * @param uniqueValue
+   * @param type
+   */
+  public MeasureMetaDataModel(Object[] minValue, Object[] maxValue, int[] decimal, int measureCount,
+      Object[] uniqueValue, char[] type, byte[] dataTypeSelected) {
+    this.minValue = minValue;
+    this.maxValue = maxValue;
+    this.decimal = decimal;
+    this.measureCount = measureCount;
+    this.uniqueValue = uniqueValue;
+    this.type = type;
+    this.dataTypeSelected = dataTypeSelected;
+  }
+
+  /**
+   * get Max value
+   *
+   * @return
+   */
+  public Object[] getMaxValue() {
+    return maxValue;
+  }
+
+  /**
+   * set max value
+   *
+   * @param maxValue
+   */
+  public void setMaxValue(Object[] maxValue) {
+    this.maxValue = maxValue;
+  }
+
+  /**
+   * getMinValue
+   *
+   * @return
+   */
+  public Object[] getMinValue() {
+    return minValue;
+  }
+
+  /**
+   * setMinValue
+   *
+   * @param minValue
+   */
+  public void setMinValue(Object[] minValue) {
+    this.minValue = minValue;
+  }
+
+  /**
+   * getDecimal
+   *
+   * @return
+   */
+  public int[] getDecimal() {
+    return decimal;
+  }
+
+  /**
+   * setDecimal
+   *
+   * @param decimal
+   */
+  public void setDecimal(int[] decimal) {
+    this.decimal = decimal;
+  }
+
+  /**
+   * getMeasureCount
+   *
+   * @return
+   */
+  public int getMeasureCount() {
+    return measureCount;
+  }
+
+  /**
+   * setMeasureCount
+   *
+   * @param measureCount
+   */
+  public void setMeasureCount(int measureCount) {
+    this.measureCount = measureCount;
+  }
+
+  /**
+   * getUniqueValue
+   *
+   * @return
+   */
+  public Object[] getUniqueValue() {
+    return uniqueValue;
+  }
+
+  /**
+   * setUniqueValue
+   *
+   * @param uniqueValue
+   */
+  public void setUniqueValue(Object[] uniqueValue) {
+    this.uniqueValue = uniqueValue;
+  }
+
+  /**
+   * @return the type
+   */
+  public char[] getType() {
+    return type;
+  }
+
+  /**
+   * @param type the type to set
+   */
+  public void setType(char[] type) {
+    this.type = type;
+  }
+
+  /**
+   * @return the dataTypeSelected
+   */
+  public byte[] getDataTypeSelected() {
+    return dataTypeSelected;
+  }
+
+  /**
+   * @param dataTypeSelected the dataTypeSelected to set
+   */
+  public void setDataTypeSelected(byte[] dataTypeSelected) {
+    this.dataTypeSelected = dataTypeSelected;
+  }
+
+  /**
+   * @return the minValueFactForAgg
+   */
+  public Object[] getMinValueFactForAgg() {
+    return minValueFactForAgg;
+  }
+
+  /**
+   * @param minValueFactForAgg the minValueFactForAgg to set
+   */
+  public void setMinValueFactForAgg(Object[] minValueFactForAgg) {
+    this.minValueFactForAgg = minValueFactForAgg;
+  }
+
+}
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/SnappyCompression.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/SnappyCompression.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/SnappyCompression.java
new file mode 100644
index 0000000..31717a9
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/SnappyCompression.java
@@ -0,0 +1,273 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression;
+
+import java.io.IOException;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+
+import org.xerial.snappy.Snappy;
+
+public class SnappyCompression {
+  /**
+   * Attribute for Carbon LOGGER
+   */
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(SnappyCompression.class.getName());
+
+  /**
+   * SnappyByteCompression.
+   */
+  public static enum SnappyByteCompression implements Compressor<byte[]> {
+    /**
+     *
+     */
+    INSTANCE;
+
+    /**
+     * wrapper method for compressing byte[] unCompInput.
+     */
+    public byte[] compress(byte[] unCompInput) {
+      try {
+        return Snappy.rawCompress(unCompInput, unCompInput.length);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+        return null;
+      }
+    }
+
+    /**
+     * wrapper method for unCompress byte[] compInput.
+     *
+     * @return byte[].
+     */
+    public byte[] unCompress(byte[] compInput) {
+      try {
+        return Snappy.uncompress(compInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+      }
+      return compInput;
+    }
+  }
+
+  /**
+   * enum class for SnappyDoubleCompression.
+   */
+  public static enum SnappyDoubleCompression implements Compressor<double[]> {
+    /**
+     *
+     */
+    INSTANCE;
+
+    /**
+     * wrapper method for compressing double[] unCompInput.
+     */
+    public byte[] compress(double[] unCompInput) {
+      try {
+        return Snappy.compress(unCompInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+        return null;
+      }
+    }
+
+    /**
+     * wrapper method for unCompress byte[] compInput.
+     *
+     * @param compInput byte[].
+     * @return double[].
+     */
+    public double[] unCompress(byte[] compInput) {
+      try {
+        return Snappy.uncompressDoubleArray(compInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+      }
+      return null;
+    }
+
+  }
+
+  /**
+   * enum class for SnappyShortCompression.
+   *
+   * @author S71955
+   */
+  public static enum SnappyShortCompression implements Compressor<short[]> {
+    /**
+     *
+     */
+    INSTANCE;
+
+    /**
+     * wrapper method for compress short[] unCompInput.
+     *
+     * @param unCompInput short[].
+     * @return byte[].
+     */
+    public byte[] compress(short[] unCompInput) {
+      try {
+        return Snappy.compress(unCompInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+        return null;
+      }
+    }
+
+    /**
+     * wrapper method for uncompressShortArray.
+     *
+     * @param compInput byte[].
+     * @return short[].
+     */
+    public short[] unCompress(byte[] compInput) {
+      try {
+        return Snappy.uncompressShortArray(compInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+      }
+      return null;
+    }
+  }
+
+  /**
+   * enum class for SnappyIntCompression.
+   */
+  public static enum SnappyIntCompression implements Compressor<int[]> {
+    /**
+     *
+     */
+    INSTANCE;
+
+    /**
+     * wrapper method for compress int[] unCompInput.
+     *
+     * @param unCompInput int[].
+     * @return byte[].
+     */
+    public byte[] compress(int[] unCompInput) {
+      try {
+        return Snappy.compress(unCompInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+        return null;
+      }
+    }
+
+    /**
+     * wrapper method for uncompressIntArray.
+     *
+     * @param compInput byte[].
+     * @return int[].
+     */
+    public int[] unCompress(byte[] compInput) {
+      try {
+        return Snappy.uncompressIntArray(compInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+      }
+      return null;
+    }
+  }
+
+  /**
+   * enum class for SnappyLongCompression.
+   */
+  public static enum SnappyLongCompression implements Compressor<long[]> {
+    /**
+     *
+     */
+    INSTANCE;
+
+    /**
+     * wrapper method for compress long[] unCompInput.
+     *
+     * @param unCompInput long[].
+     * @return byte[].
+     */
+    public byte[] compress(long[] unCompInput) {
+      try {
+        return Snappy.compress(unCompInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+        return null;
+      }
+    }
+
+    /**
+     * wrapper method for uncompressLongArray.
+     *
+     * @param compInput byte[].
+     * @return long[].
+     */
+    public long[] unCompress(byte[] compInput) {
+      try {
+        return Snappy.uncompressLongArray(compInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+      }
+      return null;
+    }
+  }
+
+  /**
+   * enum class for SnappyFloatCompression.
+   */
+
+  public static enum SnappyFloatCompression implements Compressor<float[]> {
+    /**
+     *
+     */
+    INSTANCE;
+
+    /**
+     * wrapper method for compress float[] unCompInput.
+     *
+     * @param unCompInput float[].
+     * @return byte[].
+     */
+    public byte[] compress(float[] unCompInput) {
+      try {
+        return Snappy.compress(unCompInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+        return null;
+      }
+    }
+
+    /**
+     * wrapper method for uncompressFloatArray.
+     *
+     * @param compInput byte[].
+     * @return float[].
+     */
+    public float[] unCompress(byte[] compInput) {
+      try {
+        return Snappy.uncompressFloatArray(compInput);
+      } catch (IOException e) {
+        LOGGER.error(e, e.getMessage());
+      }
+      return null;
+    }
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/ValueCompressionModel.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/ValueCompressionModel.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/ValueCompressionModel.java
new file mode 100644
index 0000000..94cbf19
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/ValueCompressionModel.java
@@ -0,0 +1,236 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression;
+
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+
+public class ValueCompressionModel {
+  /**
+   * COMPRESSION_TYPE[] variable.
+   */
+  private ValueCompressionUtil.COMPRESSION_TYPE[] compType;
+
+  /**
+   * DataType[]  variable.
+   */
+  private ValueCompressionUtil.DataType[] changedDataType;
+  /**
+   * DataType[]  variable.
+   */
+  private ValueCompressionUtil.DataType[] actualDataType;
+
+  /**
+   * maxValue
+   */
+  private Object[] maxValue;
+  /**
+   * minValue.
+   */
+  private Object[] minValue;
+
+  private Object[] minValueFactForAgg;
+
+  /**
+   * uniqueValue
+   */
+  private Object[] uniqueValue;
+  /**
+   * decimal.
+   */
+  private int[] decimal;
+
+  /**
+   * aggType
+   */
+  private char[] type;
+
+  /**
+   * dataTypeSelected
+   */
+  private byte[] dataTypeSelected;
+  /**
+   * unCompressValues.
+   */
+  private ValueCompressonHolder.UnCompressValue[] unCompressValues;
+
+  /**
+   * @return the compType
+   */
+  public ValueCompressionUtil.COMPRESSION_TYPE[] getCompType() {
+    return compType;
+  }
+
+  /**
+   * @param compType the compType to set
+   */
+  public void setCompType(ValueCompressionUtil.COMPRESSION_TYPE[] compType) {
+    this.compType = compType;
+  }
+
+  /**
+   * @return the changedDataType
+   */
+  public ValueCompressionUtil.DataType[] getChangedDataType() {
+    return changedDataType;
+  }
+
+  /**
+   * @param changedDataType the changedDataType to set
+   */
+  public void setChangedDataType(ValueCompressionUtil.DataType[] changedDataType) {
+    this.changedDataType = changedDataType;
+  }
+
+  /**
+   * @return the actualDataType
+   */
+  public ValueCompressionUtil.DataType[] getActualDataType() {
+    return actualDataType;
+  }
+
+  /**
+   * @param actualDataType
+   */
+  public void setActualDataType(ValueCompressionUtil.DataType[] actualDataType) {
+    this.actualDataType = actualDataType;
+  }
+
+  /**
+   * @return the maxValue
+   */
+  public Object[] getMaxValue() {
+    return maxValue;
+  }
+
+  /**
+   * @param maxValue the maxValue to set
+   */
+  public void setMaxValue(Object[] maxValue) {
+    this.maxValue = maxValue;
+  }
+
+  /**
+   * @return the decimal
+   */
+  public int[] getDecimal() {
+    return decimal;
+  }
+
+  /**
+   * @param decimal the decimal to set
+   */
+  public void setDecimal(int[] decimal) {
+    this.decimal = decimal;
+  }
+
+  /**
+   * getUnCompressValues().
+   *
+   * @return the unCompressValues
+   */
+  public ValueCompressonHolder.UnCompressValue[] getUnCompressValues() {
+    return unCompressValues;
+  }
+
+  /**
+   * @param unCompressValues the unCompressValues to set
+   */
+  public void setUnCompressValues(ValueCompressonHolder.UnCompressValue[] unCompressValues) {
+    this.unCompressValues = unCompressValues;
+  }
+
+  /**
+   * getMinValue
+   *
+   * @return
+   */
+  public Object[] getMinValue() {
+    return minValue;
+  }
+
+  /**
+   * setMinValue.
+   *
+   * @param minValue
+   */
+  public void setMinValue(Object[] minValue) {
+    this.minValue = minValue;
+  }
+
+  /**
+   * @return the aggType
+   */
+  public char[] getType() {
+    return type;
+  }
+
+  /**
+   * @param type the type to set
+   */
+  public void setType(char[] type) {
+    this.type = type;
+  }
+
+  /**
+   * @return the dataTypeSelected
+   */
+  public byte[] getDataTypeSelected() {
+    return dataTypeSelected;
+  }
+
+  /**
+   * @param dataTypeSelected the dataTypeSelected to set
+   */
+  public void setDataTypeSelected(byte[] dataTypeSelected) {
+    this.dataTypeSelected = dataTypeSelected;
+  }
+
+  /**
+   * getUniqueValue
+   *
+   * @return
+   */
+  public Object[] getUniqueValue() {
+    return uniqueValue;
+  }
+
+  /**
+   * setUniqueValue
+   *
+   * @param uniqueValue
+   */
+  public void setUniqueValue(Object[] uniqueValue) {
+    this.uniqueValue = uniqueValue;
+  }
+
+  /**
+   * @return the minValueFactForAgg
+   */
+  public Object[] getMinValueFactForAgg() {
+    return minValueFactForAgg;
+  }
+
+  /**
+   * @param minValueFactForAgg the minValueFactForAgg to set
+   */
+  public void setMinValueFactForAgg(Object[] minValueFactForAgg) {
+    this.minValueFactForAgg = minValueFactForAgg;
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/ValueCompressonHolder.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/ValueCompressonHolder.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/ValueCompressonHolder.java
new file mode 100644
index 0000000..01764ce
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/ValueCompressonHolder.java
@@ -0,0 +1,135 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression;
+
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
+
+/**
+ * ValueCompressonHolder class.
+ */
+public final class ValueCompressonHolder {
+
+  /**
+   * byteCompressor.
+   */
+  private static Compressor<byte[]> byteCompressor =
+      SnappyCompression.SnappyByteCompression.INSTANCE;
+
+  /**
+   * shortCompressor.
+   */
+  private static Compressor<short[]> shortCompressor =
+      SnappyCompression.SnappyShortCompression.INSTANCE;
+
+  /**
+   * intCompressor.
+   */
+  private static Compressor<int[]> intCompressor = SnappyCompression.SnappyIntCompression.INSTANCE;
+
+  /**
+   * longCompressor.
+   */
+  private static Compressor<long[]> longCompressor =
+      SnappyCompression.SnappyLongCompression.INSTANCE;
+
+  /**
+   * floatCompressor
+   */
+  private static Compressor<float[]> floatCompressor =
+      SnappyCompression.SnappyFloatCompression.INSTANCE;
+  /**
+   * doubleCompressor.
+   */
+  private static Compressor<double[]> doubleCompressor =
+      SnappyCompression.SnappyDoubleCompression.INSTANCE;
+
+  private ValueCompressonHolder() {
+
+  }
+
+  /**
+   * @param dataType
+   * @param value
+   * @param data
+   */
+  public static void unCompress(DataType dataType, UnCompressValue value, byte[] data) {
+    switch (dataType) {
+      case DATA_BYTE:
+
+        value.setValue(byteCompressor.unCompress(data));
+        break;
+
+      case DATA_SHORT:
+
+        value.setValue(shortCompressor.unCompress(data));
+        break;
+
+      case DATA_INT:
+
+        value.setValue(intCompressor.unCompress(data));
+        break;
+
+      case DATA_LONG:
+      case DATA_BIGINT:
+
+        value.setValue(longCompressor.unCompress(data));
+        break;
+
+      case DATA_FLOAT:
+
+        value.setValue(floatCompressor.unCompress(data));
+        break;
+      default:
+
+        value.setValue(doubleCompressor.unCompress(data));
+        break;
+
+    }
+  }
+
+  /**
+   * interface for  UnCompressValue<T>.
+   *
+   * @param <T>
+   */
+
+  public interface UnCompressValue<T> extends Cloneable {
+    //        Object getValue(int index, int decimal, double maxValue);
+
+    void setValue(T value);
+
+    void setValueInBytes(byte[] value);
+
+    UnCompressValue<T> getNew();
+
+    UnCompressValue compress();
+
+    UnCompressValue uncompress(DataType dataType);
+
+    byte[] getBackArrayData();
+
+    UnCompressValue getCompressorObject();
+
+    CarbonReadDataHolder getValues(int decimal, Object maxValue);
+
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressByteArray.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressByteArray.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressByteArray.java
new file mode 100644
index 0000000..b5f7887
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressByteArray.java
@@ -0,0 +1,137 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import java.math.BigDecimal;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.constants.CarbonCommonConstants;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.DataTypeUtil;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+
+public class UnCompressByteArray implements ValueCompressonHolder.UnCompressValue<byte[]> {
+  /**
+   * Attribute for Carbon LOGGER
+   */
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressMaxMinByte.class.getName());
+  /**
+   * byteCompressor.
+   */
+  private static Compressor<byte[]> byteCompressor =
+      SnappyCompression.SnappyByteCompression.INSTANCE;
+  private ByteArrayType arrayType;
+  /**
+   * value.
+   */
+  private byte[] value;
+
+  public UnCompressByteArray(ByteArrayType type) {
+    if (type == ByteArrayType.BYTE_ARRAY) {
+      arrayType = ByteArrayType.BYTE_ARRAY;
+    } else {
+      arrayType = ByteArrayType.BIG_DECIMAL;
+    }
+
+  }
+
+  @Override public void setValue(byte[] value) {
+    this.value = value;
+
+  }
+
+  @Override public void setValueInBytes(byte[] value) {
+    this.value = value;
+
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue<byte[]> getNew() {
+    try {
+      return (ValueCompressonHolder.UnCompressValue) clone();
+    } catch (CloneNotSupportedException e) {
+      LOGGER.error(e, e.getMessage());
+    }
+    return null;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue compress() {
+    UnCompressByteArray byte1 = new UnCompressByteArray(arrayType);
+    byte1.setValue(byteCompressor.compress(value));
+    return byte1;
+  }
+
+  @Override
+  public ValueCompressonHolder.UnCompressValue uncompress(ValueCompressionUtil.DataType dataType) {
+    ValueCompressonHolder.UnCompressValue byte1 = new UnCompressByteArray(arrayType);
+    byte1.setValue(byteCompressor.unCompress(value));
+    return byte1;
+  }
+
+  @Override public byte[] getBackArrayData() {
+    return this.value;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue getCompressorObject() {
+    return new UnCompressByteArray(arrayType);
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    List<byte[]> valsList = new ArrayList<byte[]>(CarbonCommonConstants.DEFAULT_COLLECTION_SIZE);
+    ByteBuffer buffer = ByteBuffer.wrap(value);
+    buffer.rewind();
+    int length = 0;
+    byte[] actualValue = null;
+    //CHECKSTYLE:OFF    Approval No:Approval-367
+    while (buffer.hasRemaining()) {//CHECKSTYLE:ON
+      length = buffer.getInt();
+      actualValue = new byte[length];
+      buffer.get(actualValue);
+      valsList.add(actualValue);
+
+    }
+    CarbonReadDataHolder holder = new CarbonReadDataHolder();
+    byte[][] value = new byte[valsList.size()][];
+    valsList.toArray(value);
+    if (arrayType == ByteArrayType.BIG_DECIMAL) {
+      BigDecimal[] bigDecimalValues = new BigDecimal[value.length];
+      for (int i = 0; i < value.length; i++) {
+        bigDecimalValues[i] = DataTypeUtil.byteToBigDecimal(value[i]);
+      }
+      holder.setReadableBigDecimalValues(bigDecimalValues);
+      return holder;
+    }
+    holder.setReadableByteValues(value);
+    return holder;
+  }
+
+  public static enum ByteArrayType {
+    BYTE_ARRAY,
+    BIG_DECIMAL
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressDefaultLong.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressDefaultLong.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressDefaultLong.java
new file mode 100644
index 0000000..b30932c
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressDefaultLong.java
@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+
+public class UnCompressDefaultLong extends UnCompressNoneLong {
+
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressDefaultLong.class.getName());
+
+  public ValueCompressonHolder.UnCompressValue getNew() {
+    try {
+      return (ValueCompressonHolder.UnCompressValue) clone();
+    } catch (CloneNotSupportedException clnNotSupportedExc) {
+      LOGGER.error(clnNotSupportedExc,
+          clnNotSupportedExc.getMessage());
+    }
+    return null;
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    CarbonReadDataHolder dataHolder = new CarbonReadDataHolder();
+    long[] vals = new long[value.length];
+    for (int i = 0; i < vals.length; i++) {
+      vals[i] = value[i];
+    }
+    dataHolder.setReadableLongValues(vals);
+    return dataHolder;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinByte.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinByte.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinByte.java
new file mode 100644
index 0000000..e6486c2
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinByte.java
@@ -0,0 +1,107 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder.UnCompressValue;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
+
+public class UnCompressMaxMinByte implements UnCompressValue<byte[]> {
+
+  /**
+   * Attribute for Carbon LOGGER
+   */
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressMaxMinByte.class.getName());
+  /**
+   * byteCompressor.
+   */
+  private static Compressor<byte[]> byteCompressor =
+      SnappyCompression.SnappyByteCompression.INSTANCE;
+  /**
+   * value.
+   */
+  protected byte[] value;
+
+  //TODO SIMIAN
+
+  @Override public void setValue(byte[] value) {
+    this.value = value;
+
+  }
+
+  @Override public UnCompressValue getNew() {
+    try {
+      return (UnCompressValue) clone();
+    } catch (CloneNotSupportedException e) {
+      LOGGER.error(e, e.getMessage());
+    }
+    return null;
+  }
+
+  @Override public UnCompressValue compress() {
+
+    UnCompressMaxMinByte byte1 = new UnCompressMaxMinByte();
+    byte1.setValue(byteCompressor.compress(value));
+    return byte1;
+  }
+
+  @Override public UnCompressValue uncompress(DataType dataType) {
+    UnCompressValue byte1 = ValueCompressionUtil.unCompressMaxMin(dataType, dataType);
+    ValueCompressonHolder.unCompress(dataType, byte1, value);
+    return byte1;
+  }
+
+  @Override public byte[] getBackArrayData() {
+    return value;
+  }
+
+  @Override public void setValueInBytes(byte[] value) {
+    this.value = value;
+  }
+
+  /**
+   * @see ValueCompressonHolder.UnCompressValue#getCompressorObject()
+   */
+  @Override public UnCompressValue getCompressorObject() {
+    return new UnCompressMaxMinByte();
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    double maxValue = (double) maxValueObject;
+    double[] vals = new double[value.length];
+    CarbonReadDataHolder dataHolder = new CarbonReadDataHolder();
+    for (int i = 0; i < vals.length; i++) {
+      if (value[i] == 0) {
+        vals[i] = maxValue;
+      } else {
+        vals[i] = maxValue - value[i];
+      }
+    }
+    dataHolder.setReadableDoubleValues(vals);
+    return dataHolder;
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinByteForLong.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinByteForLong.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinByteForLong.java
new file mode 100644
index 0000000..c265a44
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinByteForLong.java
@@ -0,0 +1,78 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+
+public class UnCompressMaxMinByteForLong extends UnCompressMaxMinByte {
+
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressMaxMinByteForLong.class.getName());
+  private static Compressor<byte[]> byteCompressor =
+      SnappyCompression.SnappyByteCompression.INSTANCE;
+
+  @Override public ValueCompressonHolder.UnCompressValue getNew() {
+    try {
+      return (ValueCompressonHolder.UnCompressValue) clone();
+    } catch (CloneNotSupportedException e) {
+      LOGGER.error(e, e.getMessage());
+    }
+    return null;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue compress() {
+
+    UnCompressMaxMinByteForLong byte1 = new UnCompressMaxMinByteForLong();
+    byte1.setValue(byteCompressor.compress(value));
+    return byte1;
+  }
+
+  @Override
+  public ValueCompressonHolder.UnCompressValue uncompress(ValueCompressionUtil.DataType dataType) {
+    ValueCompressonHolder.UnCompressValue byte1 =
+        ValueCompressionUtil.unCompressMaxMin(dataType, dataType);
+    ValueCompressonHolder.unCompress(dataType, byte1, value);
+    return byte1;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue getCompressorObject() {
+    return new UnCompressMaxMinByteForLong();
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    long maxValue = (long) maxValueObject;
+    long[] vals = new long[value.length];
+    CarbonReadDataHolder dataHolder = new CarbonReadDataHolder();
+    for (int i = 0; i < vals.length; i++) {
+      if (value[i] == 0) {
+        vals[i] = maxValue;
+      } else {
+        vals[i] = maxValue - value[i];
+      }
+    }
+    dataHolder.setReadableLongValues(vals);
+    return dataHolder;
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinDefault.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinDefault.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinDefault.java
new file mode 100644
index 0000000..df72c61
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinDefault.java
@@ -0,0 +1,108 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import java.nio.ByteBuffer;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
+
+public class UnCompressMaxMinDefault implements ValueCompressonHolder.UnCompressValue<double[]> {
+
+  /**
+   * Attribute for Carbon LOGGER
+   */
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressMaxMinDefault.class.getName());
+
+  /**
+   * doubleCompressor.
+   */
+  private static Compressor<double[]> doubleCompressor =
+      SnappyCompression.SnappyDoubleCompression.INSTANCE;
+  /**
+   * value.
+   */
+  private double[] value;
+
+  @Override public void setValue(double[] value) {
+    this.value = (double[]) value;
+
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue getNew() {
+    try {
+      return (ValueCompressonHolder.UnCompressValue) clone();
+    } catch (CloneNotSupportedException ex5) {
+      LOGGER.error(ex5, ex5.getMessage());
+    }
+    return null;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue compress() {
+    UnCompressMaxMinByte byte1 = new UnCompressMaxMinByte();
+    byte1.setValue(doubleCompressor.compress(value));
+    return byte1;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue uncompress(DataType dataType) {
+    return null;
+  }
+
+  @Override public byte[] getBackArrayData() {
+    return ValueCompressionUtil.convertToBytes(value);
+  }
+
+  @Override public void setValueInBytes(byte[] value) {
+    ByteBuffer buffer = ByteBuffer.wrap(value);
+    this.value = ValueCompressionUtil.convertToDoubleArray(buffer, value.length);
+  }
+
+  /**
+   * @see ValueCompressonHolder.UnCompressValue#getCompressorObject()
+   */
+  @Override public ValueCompressonHolder.UnCompressValue getCompressorObject() {
+    return new UnCompressMaxMinByte();
+  }
+
+  //TODO SIMIAN
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    double maxValue = (double) maxValueObject;
+    double[] vals = new double[value.length];
+    CarbonReadDataHolder dataHolderInfoObj = new CarbonReadDataHolder();
+    for (int i = 0; i < vals.length; i++) {
+      if (value[i] == 0) {
+        vals[i] = maxValue;
+      } else {
+        vals[i] = maxValue - value[i];
+      }
+
+    }
+    dataHolderInfoObj.setReadableDoubleValues(vals);
+    return dataHolderInfoObj;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinDefaultLong.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinDefaultLong.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinDefaultLong.java
new file mode 100644
index 0000000..57a25eb
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinDefaultLong.java
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+
+public class UnCompressMaxMinDefaultLong extends UnCompressMaxMinLong {
+
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressMaxMinDefaultLong.class.getName());
+  private static Compressor<long[]> longCompressor =
+      SnappyCompression.SnappyLongCompression.INSTANCE;
+
+  @Override public ValueCompressonHolder.UnCompressValue getNew() {
+    try {
+      return (ValueCompressonHolder.UnCompressValue) clone();
+    } catch (CloneNotSupportedException ex5) {
+      LOGGER.error(ex5, ex5.getMessage());
+    }
+    return null;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue compress() {
+    UnCompressMaxMinByteForLong byte1 = new UnCompressMaxMinByteForLong();
+    byte1.setValue(longCompressor.compress(value));
+    return byte1;
+  }
+
+  @Override public byte[] getBackArrayData() {
+    return ValueCompressionUtil.convertToBytes(value);
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue getCompressorObject() {
+    return new UnCompressMaxMinByteForLong();
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    long maxValue = (long) maxValueObject;
+    long[] vals = new long[value.length];
+    CarbonReadDataHolder dataHolderInfoObj = new CarbonReadDataHolder();
+    for (int i = 0; i < vals.length; i++) {
+      if (value[i] == 0) {
+        vals[i] = maxValue;
+      } else {
+        vals[i] = maxValue - value[i];
+      }
+
+    }
+    dataHolderInfoObj.setReadableLongValues(vals);
+    return dataHolderInfoObj;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinFloat.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinFloat.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinFloat.java
new file mode 100644
index 0000000..396c5c0
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinFloat.java
@@ -0,0 +1,107 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import java.nio.ByteBuffer;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder.UnCompressValue;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
+
+public class UnCompressMaxMinFloat implements UnCompressValue<float[]> {
+
+  /**
+   * Attribute for Carbon LOGGER
+   */
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressMaxMinFloat.class.getName());
+  /**
+   * floatCompressor
+   */
+  private static Compressor<float[]> floatCompressor =
+      SnappyCompression.SnappyFloatCompression.INSTANCE;
+  /**
+   * value.
+   */
+  private float[] value;
+
+  @Override public void setValue(float[] value) {
+    this.value = (float[]) value;
+
+  }
+
+  @Override public UnCompressValue getNew() {
+    try {
+      return (UnCompressValue) clone();
+    } catch (CloneNotSupportedException ex4) {
+      LOGGER.error(ex4, ex4.getMessage());
+    }
+    return null;
+  }
+
+  @Override public UnCompressValue compress() {
+
+    UnCompressMaxMinByte byte1 = new UnCompressMaxMinByte();
+    byte1.setValue(floatCompressor.compress(value));
+    return byte1;
+  }
+
+  @Override public UnCompressValue uncompress(DataType dTypeVal) {
+    return null;
+  }
+
+  @Override public byte[] getBackArrayData() {
+    return ValueCompressionUtil.convertToBytes(value);
+  }
+
+  @Override public void setValueInBytes(byte[] value) {
+    ByteBuffer buffer = ByteBuffer.wrap(value);
+    this.value = ValueCompressionUtil.convertToFloatArray(buffer, value.length);
+  }
+
+  /**
+   * @see ValueCompressonHolder.UnCompressValue#getCompressorObject()
+   */
+  @Override public UnCompressValue getCompressorObject() {
+    return new UnCompressMaxMinByte();
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    double maxValue = (double) maxValueObject;
+    double[] vals = new double[value.length];
+    CarbonReadDataHolder dataHolderVal = new CarbonReadDataHolder();
+    for (int i = 0; i < vals.length; i++) {
+      if (value[i] == 0) {
+        vals[i] = maxValue;
+      } else {
+        vals[i] = maxValue - value[i];
+      }
+
+    }
+    dataHolderVal.setReadableDoubleValues(vals);
+    return dataHolderVal;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinInt.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinInt.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinInt.java
new file mode 100644
index 0000000..a2af61d
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinInt.java
@@ -0,0 +1,105 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import java.nio.ByteBuffer;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+
+public class UnCompressMaxMinInt implements ValueCompressonHolder.UnCompressValue<int[]> {
+  /**
+   * Attribute for Carbon LOGGER
+   */
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressMaxMinInt.class.getName());
+
+  /**
+   * intCompressor.
+   */
+  private static Compressor<int[]> intCompressor = SnappyCompression.SnappyIntCompression.INSTANCE;
+  /**
+   * value.
+   */
+  private int[] value;
+
+  @Override public void setValue(int[] value) {
+    this.value = value;
+
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue getNew() {
+    try {
+      return (ValueCompressonHolder.UnCompressValue) clone();
+    } catch (CloneNotSupportedException e) {
+      LOGGER.error(e, e.getMessage());
+    }
+    return null;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue compress() {
+    UnCompressMaxMinByte byte1 = new UnCompressMaxMinByte();
+    byte1.setValue(intCompressor.compress(value));
+    return byte1;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue uncompress(
+      ValueCompressionUtil.DataType dataTypeValue) {
+    return null;
+  }
+
+  @Override public byte[] getBackArrayData() {
+    return ValueCompressionUtil.convertToBytes(value);
+  }
+
+  @Override public void setValueInBytes(byte[] value) {
+    ByteBuffer buffer = ByteBuffer.wrap(value);
+    this.value = ValueCompressionUtil.convertToIntArray(buffer, value.length);
+  }
+
+  /**
+   * @see ValueCompressonHolder.UnCompressValue#getCompressorObject()
+   */
+  @Override public ValueCompressonHolder.UnCompressValue getCompressorObject() {
+    return new UnCompressMaxMinByte();
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decVal, Object maxValueObject) {
+    double maxValue = (double) maxValueObject;
+    double[] vals = new double[value.length];
+    CarbonReadDataHolder dataHolder = new CarbonReadDataHolder();
+    for (int i = 0; i < vals.length; i++) {
+      if (value[i] == 0) {
+        vals[i] = maxValue;
+      } else {
+        vals[i] = maxValue - value[i];
+      }
+
+    }
+    dataHolder.setReadableDoubleValues(vals);
+    return dataHolder;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinLong.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinLong.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinLong.java
new file mode 100644
index 0000000..cab3aa2
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinLong.java
@@ -0,0 +1,105 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import java.nio.ByteBuffer;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+
+public class UnCompressMaxMinLong implements ValueCompressonHolder.UnCompressValue<long[]> {
+  /**
+   * Attribute for Carbon LOGGER
+   */
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressMaxMinLong.class.getName());
+  /**
+   * longCompressor.
+   */
+  private static Compressor<long[]> longCompressor =
+      SnappyCompression.SnappyLongCompression.INSTANCE;
+  /**
+   * value.
+   */
+  protected long[] value;
+
+  @Override public ValueCompressonHolder.UnCompressValue getNew() {
+    try {
+      return (ValueCompressonHolder.UnCompressValue) clone();
+    } catch (CloneNotSupportedException e) {
+      LOGGER.error(e, e.getMessage());
+    }
+    return null;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue compress() {
+    UnCompressMaxMinByte unCompressByte = new UnCompressMaxMinByte();
+    unCompressByte.setValue(longCompressor.compress(value));
+    return unCompressByte;
+  }
+
+  @Override public void setValue(long[] value) {
+    this.value = value;
+
+  }
+
+  @Override
+  public ValueCompressonHolder.UnCompressValue uncompress(ValueCompressionUtil.DataType dataType) {
+    return null;
+  }
+
+  @Override public byte[] getBackArrayData() {
+    return ValueCompressionUtil.convertToBytes(value);
+  }
+
+  @Override public void setValueInBytes(byte[] value) {
+    ByteBuffer buffer = ByteBuffer.wrap(value);
+    this.value = ValueCompressionUtil.convertToLongArray(buffer, value.length);
+  }
+
+  /**
+   * @see ValueCompressonHolder.UnCompressValue#getCompressorObject()
+   */
+  @Override public ValueCompressonHolder.UnCompressValue getCompressorObject() {
+    return new UnCompressMaxMinByte();
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    double maxValue = (double) maxValueObject;
+    double[] vals = new double[value.length];
+    CarbonReadDataHolder data = new CarbonReadDataHolder();
+    for (int i = 0; i < vals.length; i++) {
+      if (value[i] == 0) {
+        vals[i] = maxValue;
+      } else {
+        vals[i] = maxValue - value[i];
+      }
+
+    }
+    data.setReadableDoubleValues(vals);
+    return data;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinShort.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinShort.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinShort.java
new file mode 100644
index 0000000..884c430
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressMaxMinShort.java
@@ -0,0 +1,106 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import java.nio.ByteBuffer;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
+
+public class UnCompressMaxMinShort implements ValueCompressonHolder.UnCompressValue<short[]> {
+  /**
+   * Attribute for Carbon LOGGER
+   */
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressMaxMinShort.class.getName());
+  /**
+   * shortCompressor.
+   */
+  private static Compressor<short[]> shortCompressor =
+      SnappyCompression.SnappyShortCompression.INSTANCE;
+  /**
+   * value.
+   */
+  private short[] value;
+
+  @Override public void setValue(short[] value) {
+    this.value = value;
+
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue uncompress(DataType dataType) {
+    return null;
+  }
+
+  @Override public byte[] getBackArrayData() {
+    return ValueCompressionUtil.convertToBytes(value);
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue getNew() {
+    try {
+      return (ValueCompressonHolder.UnCompressValue) clone();
+    } catch (CloneNotSupportedException ex3) {
+      LOGGER.error(ex3, ex3.getMessage());
+    }
+    return null;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue compress() {
+
+    UnCompressMaxMinByte byte1 = new UnCompressMaxMinByte();
+    byte1.setValue(shortCompressor.compress(value));
+    return byte1;
+  }
+
+  @Override public void setValueInBytes(byte[] value) {
+    ByteBuffer buffer = ByteBuffer.wrap(value);
+    this.value = ValueCompressionUtil.convertToShortArray(buffer, value.length);
+  }
+
+  /**
+   * @see ValueCompressonHolder.UnCompressValue#getCompressorObject()
+   */
+  @Override public ValueCompressonHolder.UnCompressValue getCompressorObject() {
+    return new UnCompressMaxMinByte();
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    double maxValue = (double) maxValueObject;
+    double[] vals = new double[value.length];
+    CarbonReadDataHolder carbonDataHolderObj = new CarbonReadDataHolder();
+    for (int i = 0; i < vals.length; i++) {
+      if (value[i] == 0) {
+        vals[i] = maxValue;
+      } else {
+        vals[i] = maxValue - value[i];
+      }
+
+    }
+    carbonDataHolderObj.setReadableDoubleValues(vals);
+    return carbonDataHolderObj;
+  }
+
+}

http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/cd6a4ff3/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressNonDecimalByte.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressNonDecimalByte.java b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressNonDecimalByte.java
new file mode 100644
index 0000000..7a81789
--- /dev/null
+++ b/core/src/main/java/org/apache/carbondata/core/datastorage/store/compression/type/UnCompressNonDecimalByte.java
@@ -0,0 +1,97 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.carbondata.core.datastorage.store.compression.type;
+
+import org.apache.carbondata.common.logging.LogService;
+import org.apache.carbondata.common.logging.LogServiceFactory;
+import org.apache.carbondata.core.datastorage.store.compression.Compressor;
+import org.apache.carbondata.core.datastorage.store.compression.SnappyCompression;
+import org.apache.carbondata.core.datastorage.store.compression.ValueCompressonHolder;
+import org.apache.carbondata.core.datastorage.store.dataholder.CarbonReadDataHolder;
+import org.apache.carbondata.core.util.ValueCompressionUtil;
+import org.apache.carbondata.core.util.ValueCompressionUtil.DataType;
+
+public class UnCompressNonDecimalByte implements ValueCompressonHolder.UnCompressValue<byte[]> {
+  /**
+   * Attribute for Carbon LOGGER
+   */
+  private static final LogService LOGGER =
+      LogServiceFactory.getLogService(UnCompressNonDecimalByte.class.getName());
+  /**
+   * byteCompressor.
+   */
+  private static Compressor<byte[]> byteCompressor =
+      SnappyCompression.SnappyByteCompression.INSTANCE;
+  /**
+   * value.
+   */
+  private byte[] value;
+
+  @Override public void setValue(byte[] value) {
+    this.value = value;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue getNew() {
+    try {
+      return (ValueCompressonHolder.UnCompressValue) clone();
+    } catch (CloneNotSupportedException e) {
+      LOGGER.error(e, e.getMessage());
+    }
+    return null;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue compress() {
+    UnCompressNonDecimalByte byte1 = new UnCompressNonDecimalByte();
+    byte1.setValue(byteCompressor.compress(value));
+    return byte1;
+  }
+
+  @Override public ValueCompressonHolder.UnCompressValue uncompress(DataType dataType) {
+    ValueCompressonHolder.UnCompressValue byte1 =
+        ValueCompressionUtil.unCompressNonDecimal(dataType, dataType);
+    ValueCompressonHolder.unCompress(dataType, byte1, value);
+    return byte1;
+  }
+
+  @Override public void setValueInBytes(byte[] value) {
+    this.value = value;
+  }
+
+  @Override public byte[] getBackArrayData() {
+    return value;
+  }
+
+  /**
+   * @see ValueCompressonHolder.UnCompressValue#getCompressorObject()
+   */
+  @Override public ValueCompressonHolder.UnCompressValue getCompressorObject() {
+    return new UnCompressNonDecimalByte();
+  }
+
+  @Override public CarbonReadDataHolder getValues(int decimal, Object maxValueObject) {
+    double[] vals = new double[value.length];
+    CarbonReadDataHolder dataHolder = new CarbonReadDataHolder();
+    for (int i = 0; i < vals.length; i++) {
+      vals[i] = value[i] / Math.pow(10, decimal);
+    }
+    dataHolder.setReadableDoubleValues(vals);
+    return dataHolder;
+  }
+}


Mime
View raw message