Github user chenliang613 commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/1218#discussion_r131841330
--- Diff: core/src/main/java/org/apache/carbondata/core/scan/collector/impl/ColumnBasedResultCollector.java ---
@@ -0,0 +1,233 @@
+/*
+ * 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.scan.collector.impl;
+
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.carbondata.core.keygenerator.directdictionary.DirectDictionaryGenerator;
+import org.apache.carbondata.core.keygenerator.directdictionary.DirectDictionaryKeyGeneratorFactory;
+import org.apache.carbondata.core.metadata.datatype.DataType;
+import org.apache.carbondata.core.metadata.encoder.Encoding;
+import org.apache.carbondata.core.scan.executor.infos.BlockExecutionInfo;
+import org.apache.carbondata.core.scan.filter.GenericQueryType;
+import org.apache.carbondata.core.scan.model.QueryDimension;
+import org.apache.carbondata.core.scan.model.QueryMeasure;
+import org.apache.carbondata.core.scan.result.AbstractScannedResult;
+import org.apache.carbondata.core.util.CarbonUtil;
+import org.apache.carbondata.core.util.DataTypeUtil;
+
+import static org.apache.carbondata.core.constants.CarbonCommonConstants.CARBON_IMPLICIT_COLUMN_TUPLEID;
+import static org.apache.carbondata.core.constants.CarbonCommonConstants.COLUMNAR_DATA_READ_BATCH_SIZE;
+import static org.apache.carbondata.core.constants.CarbonCommonConstants.FILE_SEPARATOR;
+
+import org.apache.commons.lang3.ArrayUtils;
+
+/**
+ * It is not a collector it is just a scanned result holder.
+ */
+public class ColumnBasedResultCollector extends AbstractScannedResultCollector {
+
+ protected QueryDimension[] queryDimensions;
+
+ protected QueryMeasure[] queryMeasures;
+ /**
+ * query order
+ */
+ protected int[] order;
+ private DirectDictionaryGenerator[] directDictionaryGenerators;
+ private int[] actualIndexInSurrogateKey;
+
+ private boolean[] dictionaryEncodingArray;
+
+ private boolean[] directDictionaryEncodingArray;
+
+ private boolean[] implictColumnArray;
+
+ private boolean[] complexDataTypeArray;
+
+ private int dictionaryColumnIndex;
+ private int noDictionaryColumnIndex;
+ private int complexTypeColumnIndex;
+
+ private boolean isDimensionExists;
+
+ private Map<Integer, GenericQueryType> comlexDimensionInfoMap;
--- End diff --
complexDimensionInfoMap?
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