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Posted to commits@carbondata.apache.org by jb...@apache.org on 2016/06/23 14:16:15 UTC
[27/56] [abbrv] incubator-carbondata git commit: Refactor
org.carbondata.query package (#692)
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/RowLevelRangeFilterResolverImpl.java
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diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/RowLevelRangeFilterResolverImpl.java b/core/src/main/java/org/carbondata/scan/filter/resolver/RowLevelRangeFilterResolverImpl.java
new file mode 100644
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--- /dev/null
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@@ -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.carbondata.scan.filter.resolver;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.List;
+import java.util.SortedMap;
+
+import org.carbondata.core.carbon.AbsoluteTableIdentifier;
+import org.carbondata.core.carbon.datastore.block.SegmentProperties;
+import org.carbondata.core.carbon.metadata.schema.table.column.CarbonMeasure;
+import org.carbondata.core.constants.CarbonCommonConstants;
+import org.carbondata.core.util.ByteUtil;
+import org.carbondata.scan.executor.exception.QueryExecutionException;
+import org.carbondata.scan.expression.ColumnExpression;
+import org.carbondata.scan.expression.Expression;
+import org.carbondata.scan.expression.ExpressionResult;
+import org.carbondata.scan.expression.conditional.BinaryConditionalExpression;
+import org.carbondata.scan.expression.logical.BinaryLogicalExpression;
+import org.carbondata.scan.filter.DimColumnFilterInfo;
+import org.carbondata.scan.filter.FilterUtil;
+import org.carbondata.scan.filter.intf.FilterExecuterType;
+import org.carbondata.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
+import org.carbondata.scan.filter.resolver.resolverinfo.MeasureColumnResolvedFilterInfo;
+
+public class RowLevelRangeFilterResolverImpl extends ConditionalFilterResolverImpl {
+
+ /**
+ *
+ */
+ private static final long serialVersionUID = 6629319265336666789L;
+
+ private List<DimColumnResolvedFilterInfo> dimColEvaluatorInfoList;
+ private List<MeasureColumnResolvedFilterInfo> msrColEvalutorInfoList;
+ private AbsoluteTableIdentifier tableIdentifier;
+
+ public RowLevelRangeFilterResolverImpl(Expression exp, boolean isExpressionResolve,
+ boolean isIncludeFilter, AbsoluteTableIdentifier tableIdentifier) {
+ super(exp, isExpressionResolve, isIncludeFilter);
+ dimColEvaluatorInfoList =
+ new ArrayList<DimColumnResolvedFilterInfo>(CarbonCommonConstants.DEFAULT_COLLECTION_SIZE);
+ msrColEvalutorInfoList = new ArrayList<MeasureColumnResolvedFilterInfo>(
+ CarbonCommonConstants.DEFAULT_COLLECTION_SIZE);
+ this.tableIdentifier = tableIdentifier;
+ }
+
+ /**
+ * This method will return the filter values which is present in the range leve
+ * conditional expressions.
+ *
+ * @return
+ */
+ public byte[][] getFilterRangeValues() {
+ List<byte[]> filterValuesList = new ArrayList<byte[]>();
+ if (null != dimColEvaluatorInfoList.get(0).getFilterValues()) {
+ filterValuesList =
+ dimColEvaluatorInfoList.get(0).getFilterValues().getNoDictionaryFilterValuesList();
+ return filterValuesList.toArray((new byte[filterValuesList.size()][]));
+ }
+ return filterValuesList.toArray((new byte[filterValuesList.size()][]));
+
+ }
+
+ /**
+ * method will get the start key based on the filter surrogates
+ *
+ * @return start IndexKey
+ */
+ public void getStartKey(SegmentProperties segmentProperties, long[] startKey,
+ SortedMap<Integer, byte[]> noDictStartKeys) {
+ if (null == dimColEvaluatorInfoList.get(0).getStarIndexKey()) {
+ FilterUtil
+ .getStartKeyForNoDictionaryDimension(dimColEvaluatorInfoList.get(0), segmentProperties,
+ noDictStartKeys);
+ }
+ }
+
+ /**
+ * method will get the start key based on the filter surrogates
+ *
+ * @return end IndexKey
+ */
+ @Override public void getEndKey(SegmentProperties segmentProperties,
+ AbsoluteTableIdentifier absoluteTableIdentifier, long[] endKeys,
+ SortedMap<Integer, byte[]> noDicEndKeys) {
+ if (null == dimColEvaluatorInfoList.get(0).getEndIndexKey()) {
+ try {
+ FilterUtil.getEndKey(dimColEvaluatorInfoList.get(0).getDimensionResolvedFilterInstance(),
+ absoluteTableIdentifier, endKeys, segmentProperties);
+ FilterUtil
+ .getEndKeyForNoDictionaryDimension(dimColEvaluatorInfoList.get(0), segmentProperties,
+ noDicEndKeys);
+ } catch (QueryExecutionException e) {
+ // TODO Auto-generated catch block
+ e.printStackTrace();
+ }
+ }
+ }
+
+ private List<byte[]> getNoDictionaryRangeValues() {
+ List<ExpressionResult> listOfExpressionResults = new ArrayList<ExpressionResult>(20);
+ if (this.getFilterExpression() instanceof BinaryConditionalExpression) {
+ listOfExpressionResults =
+ ((BinaryConditionalExpression) this.getFilterExpression()).getLiterals();
+ }
+ List<byte[]> filterValuesList = new ArrayList<byte[]>(20);
+ for (ExpressionResult result : listOfExpressionResults) {
+ if (result.getString() == null) {
+ filterValuesList.add(CarbonCommonConstants.MEMBER_DEFAULT_VAL.getBytes());
+ continue;
+ }
+ filterValuesList.add(result.getString().getBytes());
+ }
+ Comparator<byte[]> filterNoDictValueComaparator = new Comparator<byte[]>() {
+ @Override public int compare(byte[] filterMember1, byte[] filterMember2) {
+ return ByteUtil.UnsafeComparer.INSTANCE.compareTo(filterMember1, filterMember2);
+ }
+
+ };
+ Collections.sort(filterValuesList, filterNoDictValueComaparator);
+ return filterValuesList;
+ }
+
+ /**
+ * Method which will resolve the filter expression by converting the filter
+ * member to its assigned dictionary values.
+ */
+ public void resolve(AbsoluteTableIdentifier absoluteTableIdentifier) {
+ DimColumnResolvedFilterInfo dimColumnEvaluatorInfo = null;
+ MeasureColumnResolvedFilterInfo msrColumnEvalutorInfo = null;
+ int index = 0;
+ if (exp instanceof BinaryLogicalExpression) {
+ BinaryLogicalExpression conditionalExpression = (BinaryLogicalExpression) exp;
+ List<ColumnExpression> columnList = conditionalExpression.getColumnList();
+ for (ColumnExpression columnExpression : columnList) {
+ if (columnExpression.isDimension()) {
+ dimColumnEvaluatorInfo = new DimColumnResolvedFilterInfo();
+ DimColumnFilterInfo filterInfo = new DimColumnFilterInfo();
+ dimColumnEvaluatorInfo.setColumnIndex(columnExpression.getCarbonColumn().getOrdinal());
+ //dimColumnEvaluatorInfo.se
+ dimColumnEvaluatorInfo.setRowIndex(index++);
+ dimColumnEvaluatorInfo.setDimension(columnExpression.getDimension());
+ dimColumnEvaluatorInfo.setDimensionExistsInCurrentSilce(false);
+ filterInfo.setFilterListForNoDictionaryCols(getNoDictionaryRangeValues());
+ filterInfo.setIncludeFilter(isIncludeFilter);
+ dimColumnEvaluatorInfo.setFilterValues(filterInfo);
+ dimColumnEvaluatorInfo
+ .addDimensionResolvedFilterInstance(columnExpression.getDimension(), filterInfo);
+ dimColEvaluatorInfoList.add(dimColumnEvaluatorInfo);
+ } else {
+ msrColumnEvalutorInfo = new MeasureColumnResolvedFilterInfo();
+ msrColumnEvalutorInfo.setRowIndex(index++);
+ msrColumnEvalutorInfo.setAggregator(
+ ((CarbonMeasure) columnExpression.getCarbonColumn()).getAggregateFunction());
+ msrColumnEvalutorInfo
+ .setColumnIndex(((CarbonMeasure) columnExpression.getCarbonColumn()).getOrdinal());
+ msrColumnEvalutorInfo.setType(columnExpression.getCarbonColumn().getDataType());
+ msrColEvalutorInfoList.add(msrColumnEvalutorInfo);
+ }
+ }
+ }
+ }
+
+ /**
+ * Method will return the DimColumnResolvedFilterInfo instance which consists
+ * the mapping of the respective dimension and its surrogates involved in
+ * filter expression.
+ *
+ * @return DimColumnResolvedFilterInfo
+ */
+ public List<DimColumnResolvedFilterInfo> getDimColEvaluatorInfoList() {
+ return dimColEvaluatorInfoList;
+ }
+
+ /**
+ * Method will return the DimColumnResolvedFilterInfo instance which containts
+ * measure level details.
+ *
+ * @return MeasureColumnResolvedFilterInfo
+ */
+ public List<MeasureColumnResolvedFilterInfo> getMsrColEvalutorInfoList() {
+ return msrColEvalutorInfoList;
+ }
+
+ public AbsoluteTableIdentifier getTableIdentifier() {
+ return tableIdentifier;
+ }
+
+ public Expression getFilterExpression() {
+ return this.exp;
+ }
+
+ /**
+ * This method will provide the executer type to the callee inorder to identify
+ * the executer type for the filter resolution, Row level filter executer is a
+ * special executer since it get all the rows of the specified filter dimension
+ * and will be send to the spark for processing
+ */
+ public FilterExecuterType getFilterExecuterType() {
+ switch (exp.getFilterExpressionType()) {
+ case GREATERTHAN:
+ return FilterExecuterType.ROWLEVEL_GREATERTHAN;
+ case GREATERTHAN_EQUALTO:
+ return FilterExecuterType.ROWLEVEL_GREATERTHAN_EQUALTO;
+ case LESSTHAN:
+ return FilterExecuterType.ROWLEVEL_LESSTHAN;
+ case LESSTHAN_EQUALTO:
+ return FilterExecuterType.ROWLEVEL_LESSTHAN_EQUALTO;
+
+ default:
+ return FilterExecuterType.ROWLEVEL;
+ }
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/metadata/FilterResolverMetadata.java
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diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/metadata/FilterResolverMetadata.java b/core/src/main/java/org/carbondata/scan/filter/resolver/metadata/FilterResolverMetadata.java
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+++ b/core/src/main/java/org/carbondata/scan/filter/resolver/metadata/FilterResolverMetadata.java
@@ -0,0 +1,62 @@
+/*
+ * 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.carbondata.scan.filter.resolver.metadata;
+
+import org.carbondata.core.carbon.AbsoluteTableIdentifier;
+import org.carbondata.scan.expression.ColumnExpression;
+import org.carbondata.scan.expression.Expression;
+
+public class FilterResolverMetadata {
+ private AbsoluteTableIdentifier tableIdentifier;
+ private Expression expression;
+ private ColumnExpression columnExpression;
+ private boolean isIncludeFilter;
+
+ public AbsoluteTableIdentifier getTableIdentifier() {
+ return tableIdentifier;
+ }
+
+ public void setTableIdentifier(AbsoluteTableIdentifier tableIdentifier) {
+ this.tableIdentifier = tableIdentifier;
+ }
+
+ public Expression getExpression() {
+ return expression;
+ }
+
+ public void setExpression(Expression expression) {
+ this.expression = expression;
+ }
+
+ public ColumnExpression getColumnExpression() {
+ return columnExpression;
+ }
+
+ public void setColumnExpression(ColumnExpression columnExpression) {
+ this.columnExpression = columnExpression;
+ }
+
+ public boolean isIncludeFilter() {
+ return isIncludeFilter;
+ }
+
+ public void setIncludeFilter(boolean isIncludeFilter) {
+ this.isIncludeFilter = isIncludeFilter;
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/DimColumnResolvedFilterInfo.java
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diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/DimColumnResolvedFilterInfo.java b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/DimColumnResolvedFilterInfo.java
new file mode 100644
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--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/DimColumnResolvedFilterInfo.java
@@ -0,0 +1,206 @@
+/*
+ * 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.carbondata.scan.filter.resolver.resolverinfo;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.carbondata.core.carbon.datastore.IndexKey;
+import org.carbondata.core.carbon.metadata.schema.table.column.CarbonDimension;
+import org.carbondata.scan.expression.exception.FilterUnsupportedException;
+import org.carbondata.scan.filter.DimColumnFilterInfo;
+import org.carbondata.scan.filter.GenericQueryType;
+import org.carbondata.scan.filter.resolver.metadata.FilterResolverMetadata;
+import org.carbondata.scan.filter.resolver.resolverinfo.visitable.ResolvedFilterInfoVisitable;
+import org.carbondata.scan.filter.resolver.resolverinfo.visitor.ResolvedFilterInfoVisitorIntf;
+
+public class DimColumnResolvedFilterInfo implements Serializable, ResolvedFilterInfoVisitable {
+ /**
+ *
+ */
+ private static final long serialVersionUID = 3428115141211084114L;
+
+ /**
+ * column index in file
+ */
+ private int columnIndex = -1;
+
+ /**
+ * need compressed data from file
+ */
+ private boolean needCompressedData;
+
+ /**
+ * rowIndex
+ */
+ private int rowIndex = -1;
+
+ private boolean isDimensionExistsInCurrentSilce = true;
+
+ private int rsSurrogates;
+
+ private String defaultValue;
+
+ private transient Map<Integer, GenericQueryType> complexTypesWithBlockStartIndex;
+
+ private CarbonDimension dimension;
+
+ /**
+ * start index key of the block based on the keygenerator
+ */
+ private transient IndexKey starIndexKey;
+
+ /**
+ * end index key which is been formed considering the max surrogate values
+ * from dictionary cache
+ */
+ private transient IndexKey endIndexKey;
+
+ /**
+ * reolved filter object of a particlar filter Expression.
+ */
+ private DimColumnFilterInfo resolvedFilterValueObj;
+
+ private Map<CarbonDimension, List<DimColumnFilterInfo>> dimensionResolvedFilter;
+
+ public DimColumnResolvedFilterInfo() {
+ dimensionResolvedFilter = new HashMap<CarbonDimension, List<DimColumnFilterInfo>>(20);
+ }
+
+ public IndexKey getStarIndexKey() {
+ return starIndexKey;
+ }
+
+ public void setStarIndexKey(IndexKey starIndexKey) {
+ this.starIndexKey = starIndexKey;
+ }
+
+ public IndexKey getEndIndexKey() {
+ return endIndexKey;
+ }
+
+ public void setEndIndexKey(IndexKey endIndexKey) {
+ this.endIndexKey = endIndexKey;
+ }
+
+ public void addDimensionResolvedFilterInstance(CarbonDimension dimension,
+ DimColumnFilterInfo filterResolvedObj) {
+ List<DimColumnFilterInfo> currentVals = dimensionResolvedFilter.get(dimension);
+ if (null == currentVals) {
+ currentVals = new ArrayList<DimColumnFilterInfo>(20);
+ currentVals.add(filterResolvedObj);
+ dimensionResolvedFilter.put(dimension, currentVals);
+ } else {
+ currentVals.add(filterResolvedObj);
+ }
+ }
+
+ public Map<CarbonDimension, List<DimColumnFilterInfo>> getDimensionResolvedFilterInstance() {
+ return dimensionResolvedFilter;
+ }
+
+ public Map<Integer, GenericQueryType> getComplexTypesWithBlockStartIndex() {
+ return complexTypesWithBlockStartIndex;
+ }
+
+ public void setComplexTypesWithBlockStartIndex(
+ Map<Integer, GenericQueryType> complexTypesWithBlockStartIndex) {
+ this.complexTypesWithBlockStartIndex = complexTypesWithBlockStartIndex;
+ }
+
+ public CarbonDimension getDimension() {
+ return dimension;
+ }
+
+ public void setDimension(CarbonDimension dimension) {
+ this.dimension = dimension;
+ }
+
+ public int getColumnIndex() {
+ return columnIndex;
+ }
+
+ public void setColumnIndex(int columnIndex) {
+ this.columnIndex = columnIndex;
+ }
+
+ public boolean isNeedCompressedData() {
+ return needCompressedData;
+ }
+
+ public void setNeedCompressedData(boolean needCompressedData) {
+ this.needCompressedData = needCompressedData;
+ }
+
+ public DimColumnFilterInfo getFilterValues() {
+ return resolvedFilterValueObj;
+ }
+
+ public void setFilterValues(final DimColumnFilterInfo resolvedFilterValueObj) {
+ this.resolvedFilterValueObj = resolvedFilterValueObj;
+ }
+
+ public int getRowIndex() {
+ return rowIndex;
+ }
+
+ public void setRowIndex(int rowIndex) {
+ this.rowIndex = rowIndex;
+ }
+
+ public boolean isDimensionExistsInCurrentSilce() {
+ return isDimensionExistsInCurrentSilce;
+ }
+
+ public void setDimensionExistsInCurrentSilce(boolean isDimensionExistsInCurrentSilce) {
+ this.isDimensionExistsInCurrentSilce = isDimensionExistsInCurrentSilce;
+ }
+
+ public int getRsSurrogates() {
+ return rsSurrogates;
+ }
+
+ public void setRsSurrogates(int rsSurrogates) {
+ this.rsSurrogates = rsSurrogates;
+ }
+
+ public String getDefaultValue() {
+ return defaultValue;
+ }
+
+ public void setDefaultValue(String defaultValue) {
+ this.defaultValue = defaultValue;
+ }
+
+ @Override public void populateFilterInfoBasedOnColumnType(ResolvedFilterInfoVisitorIntf visitor,
+ FilterResolverMetadata metadata) throws FilterUnsupportedException {
+ if (null != visitor) {
+ visitor.populateFilterResolvedInfo(this, metadata);
+ this.addDimensionResolvedFilterInstance(metadata.getColumnExpression().getDimension(),
+ this.getFilterValues());
+ this.setDimension(metadata.getColumnExpression().getDimension());
+ this.setColumnIndex(metadata.getColumnExpression().getDimension().getOrdinal());
+ }
+
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/MeasureColumnResolvedFilterInfo.java
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diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/MeasureColumnResolvedFilterInfo.java b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/MeasureColumnResolvedFilterInfo.java
new file mode 100644
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--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/MeasureColumnResolvedFilterInfo.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.carbondata.scan.filter.resolver.resolverinfo;
+
+import java.io.Serializable;
+
+public class MeasureColumnResolvedFilterInfo implements Serializable {
+ /**
+ *
+ */
+ private static final long serialVersionUID = 4222568289115151561L;
+
+ private int columnIndex = -1;
+
+ private int rowIndex = -1;
+
+ private Object uniqueValue;
+
+ private String aggregator;
+
+ private boolean isMeasureExistsInCurrentSlice = true;
+
+ private Object defaultValue;
+
+ private org.carbondata.core.carbon.metadata.datatype.DataType type;
+
+ public int getColumnIndex() {
+ return columnIndex;
+ }
+
+ public void setColumnIndex(int columnIndex) {
+ this.columnIndex = columnIndex;
+ }
+
+ public int getRowIndex() {
+ return rowIndex;
+ }
+
+ public void setRowIndex(int rowIndex) {
+ this.rowIndex = rowIndex;
+ }
+
+ public Object getUniqueValue() {
+ return uniqueValue;
+ }
+
+ public void setUniqueValue(Object uniqueValue) {
+ this.uniqueValue = uniqueValue;
+ }
+
+ public org.carbondata.core.carbon.metadata.datatype.DataType getType() {
+ return type;
+ }
+
+ public void setType(org.carbondata.core.carbon.metadata.datatype.DataType dataType) {
+ this.type = dataType;
+ }
+
+ /**
+ * @return Returns the aggregator.
+ */
+ public String getAggregator() {
+ return aggregator;
+ }
+
+ /**
+ * @param aggregator The aggregator to set.
+ */
+ public void setAggregator(String aggregator) {
+ this.aggregator = aggregator;
+ }
+
+ public boolean isMeasureExistsInCurrentSlice() {
+ return isMeasureExistsInCurrentSlice;
+ }
+
+ public void setMeasureExistsInCurrentSlice(boolean isMeasureExistsInCurrentSlice) {
+ this.isMeasureExistsInCurrentSlice = isMeasureExistsInCurrentSlice;
+ }
+
+ public Object getDefaultValue() {
+ return defaultValue;
+ }
+
+ public void setDefaultValue(double defaultValue) {
+ this.defaultValue = defaultValue;
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitable/ResolvedFilterInfoVisitable.java
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diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitable/ResolvedFilterInfoVisitable.java b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitable/ResolvedFilterInfoVisitable.java
new file mode 100644
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--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitable/ResolvedFilterInfoVisitable.java
@@ -0,0 +1,38 @@
+/*
+ * 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.carbondata.scan.filter.resolver.resolverinfo.visitable;
+
+import org.carbondata.scan.expression.exception.FilterUnsupportedException;
+import org.carbondata.scan.filter.resolver.metadata.FilterResolverMetadata;
+import org.carbondata.scan.filter.resolver.resolverinfo.visitor.ResolvedFilterInfoVisitorIntf;
+
+public interface ResolvedFilterInfoVisitable {
+ /**
+ * This visitable method will visit through the visitor classes which is passed as parameter
+ * and based on different visitor the visitable filter instance will be resolved.
+ *
+ * @param visitor
+ * @param metadata
+ * @throws QueryExecutionException
+ * @throws FilterUnsupportedException
+ */
+ void populateFilterInfoBasedOnColumnType(ResolvedFilterInfoVisitorIntf visitor,
+ FilterResolverMetadata metadata) throws FilterUnsupportedException;
+
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/CustomTypeDictionaryVisitor.java
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diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/CustomTypeDictionaryVisitor.java b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/CustomTypeDictionaryVisitor.java
new file mode 100644
index 0000000..273bdf1
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/CustomTypeDictionaryVisitor.java
@@ -0,0 +1,80 @@
+/*
+ * 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.carbondata.scan.filter.resolver.resolverinfo.visitor;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import org.carbondata.common.logging.LogService;
+import org.carbondata.common.logging.LogServiceFactory;
+import org.carbondata.core.carbon.AbsoluteTableIdentifier;
+import org.carbondata.core.keygenerator.directdictionary.DirectDictionaryGenerator;
+import org.carbondata.core.keygenerator.directdictionary.DirectDictionaryKeyGeneratorFactory;
+import org.carbondata.scan.expression.ColumnExpression;
+import org.carbondata.scan.expression.exception.FilterUnsupportedException;
+import org.carbondata.scan.filter.DimColumnFilterInfo;
+import org.carbondata.scan.filter.resolver.metadata.FilterResolverMetadata;
+import org.carbondata.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
+
+public class CustomTypeDictionaryVisitor implements ResolvedFilterInfoVisitorIntf {
+ private static final LogService LOGGER =
+ LogServiceFactory.getLogService(CustomTypeDictionaryVisitor.class.getName());
+
+ /**
+ * This Visitor method is been used to resolve or populate the filter details
+ * by using custom type dictionary value, the filter membrers will be resolved using
+ * custom type function which will generate dictionary for the direct column type filter members
+ *
+ * @param visitableObj
+ * @param metadata
+ * @throws FilterUnsupportedException
+ */
+ public void populateFilterResolvedInfo(DimColumnResolvedFilterInfo visitableObj,
+ FilterResolverMetadata metadata) throws FilterUnsupportedException {
+ DimColumnFilterInfo resolvedFilterObject = null;
+
+ List<String> evaluateResultListFinal =
+ metadata.getExpression().evaluate(null).getListAsString();
+ resolvedFilterObject = getDirectDictionaryValKeyMemberForFilter(metadata.getTableIdentifier(),
+ metadata.getColumnExpression(), evaluateResultListFinal, metadata.isIncludeFilter());
+ visitableObj.setFilterValues(resolvedFilterObject);
+ }
+
+ private DimColumnFilterInfo getDirectDictionaryValKeyMemberForFilter(
+ AbsoluteTableIdentifier tableIdentifier, ColumnExpression columnExpression,
+ List<String> evaluateResultListFinal, boolean isIncludeFilter) {
+ List<Integer> surrogates = new ArrayList<Integer>(20);
+ DirectDictionaryGenerator directDictionaryGenerator = DirectDictionaryKeyGeneratorFactory
+ .getDirectDictionaryGenerator(columnExpression.getDimension().getDataType());
+ // Reading the dictionary value direct
+ for (String filterMember : evaluateResultListFinal) {
+ surrogates.add(directDictionaryGenerator.generateDirectSurrogateKey(filterMember));
+ }
+ Collections.sort(surrogates);
+ DimColumnFilterInfo columnFilterInfo = null;
+ if (surrogates.size() > 0) {
+ columnFilterInfo = new DimColumnFilterInfo();
+ columnFilterInfo.setIncludeFilter(isIncludeFilter);
+ columnFilterInfo.setFilterList(surrogates);
+ }
+ return columnFilterInfo;
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/DictionaryColumnVisitor.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/DictionaryColumnVisitor.java b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/DictionaryColumnVisitor.java
new file mode 100644
index 0000000..7ec2751
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/DictionaryColumnVisitor.java
@@ -0,0 +1,58 @@
+/*
+ * 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.carbondata.scan.filter.resolver.resolverinfo.visitor;
+
+import java.util.List;
+
+import org.carbondata.common.logging.LogService;
+import org.carbondata.common.logging.LogServiceFactory;
+import org.carbondata.scan.executor.exception.QueryExecutionException;
+import org.carbondata.scan.expression.exception.FilterUnsupportedException;
+import org.carbondata.scan.filter.DimColumnFilterInfo;
+import org.carbondata.scan.filter.FilterUtil;
+import org.carbondata.scan.filter.resolver.metadata.FilterResolverMetadata;
+import org.carbondata.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
+
+public class DictionaryColumnVisitor implements ResolvedFilterInfoVisitorIntf {
+ private static final LogService LOGGER =
+ LogServiceFactory.getLogService(DictionaryColumnVisitor.class.getName());
+
+ /**
+ * This Visitor method is used to populate the visitableObj with direct dictionary filter details
+ * where the filters values will be resolve using dictionary cache.
+ *
+ * @param visitableObj
+ * @param metadata
+ * @throws QueryExecutionException
+ */
+ public void populateFilterResolvedInfo(DimColumnResolvedFilterInfo visitableObj,
+ FilterResolverMetadata metadata) throws FilterUnsupportedException {
+ DimColumnFilterInfo resolvedFilterObject = null;
+ List<String> evaluateResultListFinal =
+ metadata.getExpression().evaluate(null).getListAsString();
+ try {
+ resolvedFilterObject = FilterUtil
+ .getFilterValues(metadata.getTableIdentifier(), metadata.getColumnExpression(),
+ evaluateResultListFinal, metadata.isIncludeFilter());
+ } catch (QueryExecutionException e) {
+ throw new FilterUnsupportedException(e);
+ }
+ visitableObj.setFilterValues(resolvedFilterObject);
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/FilterInfoTypeVisitorFactory.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/FilterInfoTypeVisitorFactory.java b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/FilterInfoTypeVisitorFactory.java
new file mode 100644
index 0000000..35d9d70
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/FilterInfoTypeVisitorFactory.java
@@ -0,0 +1,45 @@
+/*
+ * 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.carbondata.scan.filter.resolver.resolverinfo.visitor;
+
+import org.carbondata.core.carbon.metadata.encoder.Encoding;
+import org.carbondata.scan.expression.ColumnExpression;
+
+public class FilterInfoTypeVisitorFactory {
+
+ /**
+ * This factory method will be used in order to get the visitor instance based on the
+ * column expression metadata where filters has been applied.
+ *
+ * @param columnExpression
+ * @return
+ */
+ public static ResolvedFilterInfoVisitorIntf getResolvedFilterInfoVisitor(
+ ColumnExpression columnExpression) {
+ if (columnExpression.getDimension().hasEncoding(Encoding.DIRECT_DICTIONARY)) {
+ return new CustomTypeDictionaryVisitor();
+ } else if (!columnExpression.getDimension().hasEncoding(Encoding.DICTIONARY)) {
+ return new NoDictionaryTypeVisitor();
+ } else if (columnExpression.getDimension().hasEncoding(Encoding.DICTIONARY)) {
+ return new DictionaryColumnVisitor();
+ }
+
+ return null;
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/NoDictionaryTypeVisitor.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/NoDictionaryTypeVisitor.java b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/NoDictionaryTypeVisitor.java
new file mode 100644
index 0000000..ee3d157
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/NoDictionaryTypeVisitor.java
@@ -0,0 +1,56 @@
+/*
+ * 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.carbondata.scan.filter.resolver.resolverinfo.visitor;
+
+import java.util.List;
+
+import org.carbondata.common.logging.LogService;
+import org.carbondata.common.logging.LogServiceFactory;
+import org.carbondata.scan.expression.exception.FilterUnsupportedException;
+import org.carbondata.scan.filter.DimColumnFilterInfo;
+import org.carbondata.scan.filter.FilterUtil;
+import org.carbondata.scan.filter.resolver.metadata.FilterResolverMetadata;
+import org.carbondata.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
+
+public class NoDictionaryTypeVisitor implements ResolvedFilterInfoVisitorIntf {
+ private static final LogService LOGGER =
+ LogServiceFactory.getLogService(NoDictionaryTypeVisitor.class.getName());
+
+ /**
+ * Visitor Method will update the filter related details in visitableObj, For no dictionary
+ * type columns the filter members will resolved directly, no need to look up in dictionary
+ * since it will not be part of dictionary, directly the actual data can be converted as
+ * byte[] and can be set. this type of encoding is effective when the particular column
+ * is having very high cardinality.
+ *
+ * @param visitableObj
+ * @param metadata
+ * @throws FilterUnsupportedException
+ */
+ public void populateFilterResolvedInfo(DimColumnResolvedFilterInfo visitableObj,
+ FilterResolverMetadata metadata) throws FilterUnsupportedException {
+ DimColumnFilterInfo resolvedFilterObject = null;
+ List<String> evaluateResultListFinal =
+ metadata.getExpression().evaluate(null).getListAsString();
+ resolvedFilterObject = FilterUtil
+ .getNoDictionaryValKeyMemberForFilter(metadata.getTableIdentifier(),
+ metadata.getColumnExpression(), evaluateResultListFinal, metadata.isIncludeFilter());
+ visitableObj.setFilterValues(resolvedFilterObject);
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/ResolvedFilterInfoVisitorIntf.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/ResolvedFilterInfoVisitorIntf.java b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/ResolvedFilterInfoVisitorIntf.java
new file mode 100644
index 0000000..1cd9197
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/filter/resolver/resolverinfo/visitor/ResolvedFilterInfoVisitorIntf.java
@@ -0,0 +1,40 @@
+/*
+ * 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.carbondata.scan.filter.resolver.resolverinfo.visitor;
+
+import org.carbondata.scan.expression.exception.FilterUnsupportedException;
+import org.carbondata.scan.filter.resolver.metadata.FilterResolverMetadata;
+import org.carbondata.scan.filter.resolver.resolverinfo.DimColumnResolvedFilterInfo;
+
+public interface ResolvedFilterInfoVisitorIntf {
+
+ /**
+ * Visitor pattern is been used in this scenario inorder to populate the
+ * dimColResolvedFilterInfo visitable object with filter member values based
+ * on the visitor type, currently there 3 types of visitors custom,direct
+ * and no dictionary, all types of visitor populate the visitable instance
+ * as per its buisness logic which is different for all the visitors.
+ *
+ * @param visitableObj
+ * @param metadata
+ * @throws QueryExecutionException
+ */
+ void populateFilterResolvedInfo(DimColumnResolvedFilterInfo visitableObj,
+ FilterResolverMetadata metadata) throws FilterUnsupportedException;
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/model/CarbonQueryPlan.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/model/CarbonQueryPlan.java b/core/src/main/java/org/carbondata/scan/model/CarbonQueryPlan.java
new file mode 100644
index 0000000..840aa02
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/model/CarbonQueryPlan.java
@@ -0,0 +1,243 @@
+/*
+ * 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.carbondata.scan.model;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.carbondata.core.constants.CarbonCommonConstants;
+import org.carbondata.scan.expression.Expression;
+
+/**
+ * This class contains all the logical information about the query like dimensions,measures,
+ * sort order, topN etc..
+ */
+public class CarbonQueryPlan implements Serializable {
+ /**
+ *
+ */
+ private static final long serialVersionUID = -9036044826928017164L;
+
+ /**
+ * Schema name , if user asks select * from datasight.employee.
+ * then datasight is the schame name.
+ * Remains null if the user does not select schema name.
+ */
+ private String schemaName;
+
+ /**
+ * Cube name .
+ * if user asks select * from datasight.employee. then employee is the cube name.
+ * It is mandatory.
+ */
+ private String cubeName;
+
+ /**
+ * List of dimensions.
+ * Ex : select employee_name,department_name,sum(salary) from employee, then employee_name
+ * and department_name are dimensions
+ * If there is no dimensions asked in query then it would be remained as empty.
+ */
+ private List<QueryDimension> dimensions =
+ new ArrayList<QueryDimension>(CarbonCommonConstants.CONSTANT_SIZE_TEN);
+
+ /**
+ * List of measures.
+ * Ex : select employee_name,department_name,sum(salary) from employee, then sum(salary)
+ * would be measure.
+ * If there is no dimensions asked in query then it would be remained as empty.
+ */
+ private List<QueryMeasure> measures =
+ new ArrayList<QueryMeasure>(CarbonCommonConstants.CONSTANT_SIZE_TEN);
+
+ /**
+ * Limit
+ */
+ private int limit = -1;
+
+ /**
+ * If it is detail query, no need to aggregate in backend
+ */
+ private boolean detailQuery;
+
+ /**
+ * expression
+ */
+ private Expression expression;
+
+ /**
+ * queryId
+ */
+ private String queryId;
+
+ /**
+ * outLocationPath
+ */
+ private String outLocationPath;
+
+ /**
+ * isCountStarQuery
+ */
+ private boolean isCountStartQuery;
+
+ private List<QueryDimension> sortedDimensions;
+
+ /**
+ * If it is raw detail query, no need to aggregate in backend. And it reurns with dictionary data
+ * with out decoding.
+ */
+ private boolean rawDetailQuery;
+
+ /**
+ * Constructor created with cube name.
+ *
+ * @param cubeName
+ */
+ public CarbonQueryPlan(String cubeName) {
+ this.cubeName = cubeName;
+ }
+
+ /**
+ * Constructor created with schema name and cube name.
+ *
+ * @param schemaName
+ * @param cubeName
+ */
+ public CarbonQueryPlan(String schemaName, String cubeName) {
+ this.cubeName = cubeName;
+ this.schemaName = schemaName;
+ }
+
+ /**
+ * @return the dimensions
+ */
+ public List<QueryDimension> getDimensions() {
+ return dimensions;
+ }
+
+ public void addDimension(QueryDimension dimension) {
+ this.dimensions.add(dimension);
+ }
+
+ /**
+ * @return the measures
+ */
+ public List<QueryMeasure> getMeasures() {
+ return measures;
+ }
+
+ public void addMeasure(QueryMeasure measure) {
+ this.measures.add(measure);
+ }
+
+ public Expression getFilterExpression() {
+ return expression;
+ }
+
+ public void setFilterExpression(Expression expression) {
+ this.expression = expression;
+ }
+
+ /**
+ * @return the schemaName
+ */
+ public String getSchemaName() {
+ return schemaName;
+ }
+
+ /**
+ * @return the cubeName
+ */
+ public String getCubeName() {
+ return cubeName;
+ }
+
+ /**
+ * @return the limit
+ */
+ public int getLimit() {
+ return limit;
+ }
+
+ /**
+ * @param limit the limit to set
+ */
+ public void setLimit(int limit) {
+ this.limit = limit;
+ }
+
+ /**
+ * @return the detailQuery
+ */
+ public boolean isDetailQuery() {
+ return detailQuery;
+ }
+
+ /**
+ * @param detailQuery the detailQuery to set
+ */
+ public void setDetailQuery(boolean detailQuery) {
+ this.detailQuery = detailQuery;
+ }
+
+ public String getQueryId() {
+ return queryId;
+ }
+
+ public void setQueryId(String queryId) {
+ this.queryId = queryId;
+ }
+
+ public String getOutLocationPath() {
+ return outLocationPath;
+ }
+
+ public void setOutLocationPath(String outLocationPath) {
+ this.outLocationPath = outLocationPath;
+ }
+
+ public boolean isCountStarQuery() {
+ return isCountStartQuery;
+ }
+
+ public void setCountStartQuery(boolean isCountStartQuery) {
+ this.isCountStartQuery = isCountStartQuery;
+ }
+
+ public List<QueryDimension> getSortedDimemsions() {
+ return sortedDimensions;
+ }
+
+ public void setSortedDimemsions(List<QueryDimension> dims) {
+ this.sortedDimensions = dims;
+ }
+
+ public boolean isRawDetailQuery() {
+ return rawDetailQuery;
+ }
+
+ public void setRawDetailQuery(boolean rawDetailQuery) {
+ this.rawDetailQuery = rawDetailQuery;
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/model/QueryColumn.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/model/QueryColumn.java b/core/src/main/java/org/carbondata/scan/model/QueryColumn.java
new file mode 100644
index 0000000..85ff41d
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/model/QueryColumn.java
@@ -0,0 +1,109 @@
+/*
+ * 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.carbondata.scan.model;
+
+import java.io.Serializable;
+
+import org.carbondata.core.constants.CarbonCommonConstants;
+
+/**
+ * query column which will have information about column
+ */
+public class QueryColumn implements Serializable {
+
+ /**
+ * serialVersionUID
+ */
+ private static final long serialVersionUID = -4222306600480181084L;
+
+ /**
+ * name of the column
+ */
+ protected String columnName;
+
+ /**
+ * sort order in which column output will be sorted default it will be none
+ */
+ private SortOrderType sortOrder = SortOrderType.NONE;
+
+ /**
+ * query order in which result of the query will be send
+ */
+ private int queryOrder;
+
+ /**
+ * aggregation function applied on column
+ */
+
+ private String aggregationFunction=CarbonCommonConstants.DUMMY;
+
+ public QueryColumn(String columnName) {
+ this.columnName = columnName;
+ }
+
+ /**
+ * @return the sortOrder
+ */
+ public SortOrderType getSortOrder() {
+ return sortOrder;
+ }
+
+ /**
+ * @param sortOrder the sortOrder to set
+ */
+ public void setSortOrder(SortOrderType sortOrder) {
+ this.sortOrder = sortOrder;
+ }
+
+ /**
+ * @return the columnName
+ */
+ public String getColumnName() {
+ return columnName;
+ }
+
+ /**
+ * @return the queryOrder
+ */
+ public int getQueryOrder() {
+ return queryOrder;
+ }
+
+ /**
+ * @param queryOrder the queryOrder to set
+ */
+ public void setQueryOrder(int queryOrder) {
+ this.queryOrder = queryOrder;
+ }
+
+ /**
+ * @return the aggregationFunction
+ */
+ public String getAggregateFunction() {
+ return aggregationFunction;
+ }
+
+ /**
+ * @param aggregationFunction the aggregationFunction to set
+ */
+ public void setAggregateFunction(String aggregationFunction) {
+ this.aggregationFunction = aggregationFunction;
+ }
+
+}
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/model/QueryDimension.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/model/QueryDimension.java b/core/src/main/java/org/carbondata/scan/model/QueryDimension.java
new file mode 100644
index 0000000..dc07173
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/model/QueryDimension.java
@@ -0,0 +1,58 @@
+/*
+ * 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.carbondata.scan.model;
+
+import java.io.Serializable;
+
+import org.carbondata.core.carbon.metadata.schema.table.column.CarbonDimension;
+
+/**
+ * query plan dimension which will holds the information about the query plan dimension
+ * this is done to avoid heavy object serialization
+ */
+public class QueryDimension extends QueryColumn implements Serializable {
+
+ /**
+ * serialVersionUID
+ */
+ private static final long serialVersionUID = -8492704093776645651L;
+ /**
+ * actual dimension column
+ */
+ private transient CarbonDimension dimension;
+
+ public QueryDimension(String columName) {
+ super(columName);
+ }
+
+ /**
+ * @return the dimension
+ */
+ public CarbonDimension getDimension() {
+ return dimension;
+ }
+
+ /**
+ * @param dimension the dimension to set
+ */
+ public void setDimension(CarbonDimension dimension) {
+ this.dimension = dimension;
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/model/QueryMeasure.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/model/QueryMeasure.java b/core/src/main/java/org/carbondata/scan/model/QueryMeasure.java
new file mode 100644
index 0000000..4035e61
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/model/QueryMeasure.java
@@ -0,0 +1,61 @@
+/*
+ * 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.carbondata.scan.model;
+
+import java.io.Serializable;
+
+import org.carbondata.core.carbon.metadata.schema.table.column.CarbonMeasure;
+
+/**
+ * query plan measure, this class will holds the information
+ * about measure present in the query, this is done to avoid the serialization
+ * of the heavy object
+ */
+public class QueryMeasure extends QueryColumn implements Serializable {
+
+ /**
+ * serialVersionUID
+ */
+ private static final long serialVersionUID = 1035512411375495414L;
+
+ /**
+ * actual carbon measure object
+ */
+ private transient CarbonMeasure measure;
+
+ public QueryMeasure(String columName) {
+ super(columName);
+ }
+
+ /**
+ * @return the measure
+ */
+ public CarbonMeasure getMeasure() {
+ return measure;
+ }
+
+ /**
+ * @param measure the measure to set
+ */
+ public void setMeasure(CarbonMeasure measure) {
+ this.measure = measure;
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/model/QueryModel.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/model/QueryModel.java b/core/src/main/java/org/carbondata/scan/model/QueryModel.java
new file mode 100644
index 0000000..c979b6d
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/model/QueryModel.java
@@ -0,0 +1,516 @@
+/*
+ * 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.carbondata.scan.model;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import org.carbondata.core.cache.dictionary.Dictionary;
+import org.carbondata.core.carbon.AbsoluteTableIdentifier;
+import org.carbondata.core.carbon.datastore.block.TableBlockInfo;
+import org.carbondata.core.carbon.metadata.schema.table.CarbonTable;
+import org.carbondata.core.carbon.metadata.schema.table.column.CarbonColumn;
+import org.carbondata.core.carbon.metadata.schema.table.column.CarbonDimension;
+import org.carbondata.core.carbon.metadata.schema.table.column.CarbonMeasure;
+import org.carbondata.core.util.CarbonUtil;
+import org.carbondata.scan.expression.ColumnExpression;
+import org.carbondata.scan.expression.Expression;
+import org.carbondata.scan.expression.UnknownExpression;
+import org.carbondata.scan.expression.conditional.ConditionalExpression;
+import org.carbondata.scan.filter.resolver.FilterResolverIntf;
+
+/**
+ * Query model which will have all the detail
+ * about the query, This will be sent from driver to executor '
+ * This will be refereed to executing the query.
+ */
+public class QueryModel implements Serializable {
+
+ /**
+ * serialization version
+ */
+ private static final long serialVersionUID = -4674677234007089052L;
+
+ /**
+ * list of dimension selected for in query
+ */
+ private List<QueryDimension> queryDimension;
+
+ /**
+ * list of dimension in which sorting is applied
+ */
+ private List<QueryDimension> sortDimension;
+
+ /**
+ * list of measure selected in query
+ */
+ private List<QueryMeasure> queryMeasures;
+
+ /**
+ * query id
+ */
+ private String queryId;
+
+ /**
+ * to check if it a aggregate table
+ */
+ private boolean isAggTable;
+
+ /**
+ * filter tree
+ */
+ private FilterResolverIntf filterExpressionResolverTree;
+
+ /**
+ * in case of lime query we need to know how many
+ * records will passed from executor
+ */
+ private int limit;
+
+ /**
+ * to check if it is a count star query , so processing will be different
+ */
+ private boolean isCountStarQuery;
+
+ /**
+ * to check whether aggregation is required during query execution
+ */
+ private boolean detailQuery;
+
+ /**
+ * table block information in which query will be executed
+ */
+ private List<TableBlockInfo> tableBlockInfos;
+
+ /**
+ * sort in which dimension will be get sorted
+ */
+ private byte[] sortOrder;
+
+ /**
+ * absolute table identifier
+ */
+ private AbsoluteTableIdentifier absoluteTableIdentifier;
+ /**
+ * in case of detail query with sort we are spilling to disk
+ * to this location will be used to write the temp file in this location
+ */
+ private String queryTempLocation;
+
+ /**
+ * To handle most of the computation in query engines like spark and hive, carbon should give
+ * raw detailed records to it.
+ */
+ private boolean forcedDetailRawQuery;
+
+ /**
+ * paritition column list
+ */
+ private List<String> paritionColumns;
+
+ /**
+ * this will hold the information about the dictionary dimension
+ * which to
+ */
+ public transient Map<String, Dictionary> columnToDictionaryMapping;
+
+ /**
+ * table on which query will be executed
+ * TODO need to remove this ad pass only the path
+ * and carbon metadata will load the table from metadata file
+ */
+ private CarbonTable table;
+
+ /**
+ * This is used only whne [forcedDetailRawQuery = true]. By default forcedDetailRawQuery returns
+ * dictionary values. But user wants in detail raw bytes the user set this field to true.
+ */
+ private boolean rawBytesDetailQuery;
+
+ public QueryModel() {
+ tableBlockInfos = new ArrayList<TableBlockInfo>();
+ queryDimension = new ArrayList<QueryDimension>();
+ queryMeasures = new ArrayList<QueryMeasure>();
+ sortDimension = new ArrayList<QueryDimension>();
+ sortOrder = new byte[0];
+ paritionColumns = new ArrayList<String>();
+
+ }
+
+ public static QueryModel createModel(AbsoluteTableIdentifier absoluteTableIdentifier,
+ CarbonQueryPlan queryPlan, CarbonTable carbonTable) {
+ QueryModel queryModel = new QueryModel();
+ String factTableName = carbonTable.getFactTableName();
+ queryModel.setAbsoluteTableIdentifier(absoluteTableIdentifier);
+
+ fillQueryModel(queryPlan, carbonTable, queryModel, factTableName);
+
+ queryModel.setLimit(queryPlan.getLimit());
+ queryModel.setDetailQuery(queryPlan.isDetailQuery());
+ queryModel.setForcedDetailRawQuery(queryPlan.isRawDetailQuery());
+ queryModel.setQueryId(queryPlan.getQueryId());
+ queryModel.setQueryTempLocation(queryPlan.getOutLocationPath());
+ return queryModel;
+ }
+
+ private static void fillQueryModel(CarbonQueryPlan queryPlan, CarbonTable carbonTable,
+ QueryModel queryModel, String factTableName) {
+ queryModel.setAbsoluteTableIdentifier(carbonTable.getAbsoluteTableIdentifier());
+ queryModel.setQueryDimension(queryPlan.getDimensions());
+ fillSortInfoInModel(queryModel, queryPlan.getSortedDimemsions());
+ queryModel.setQueryMeasures(
+ queryPlan.getMeasures());
+ if (null != queryPlan.getFilterExpression()) {
+ processFilterExpression(queryPlan.getFilterExpression(),
+ carbonTable.getDimensionByTableName(factTableName),
+ carbonTable.getMeasureByTableName(factTableName));
+ }
+ queryModel.setCountStarQuery(queryPlan.isCountStarQuery());
+ //TODO need to remove this code, and executor will load the table
+ // from file metadata
+ queryModel.setTable(carbonTable);
+ }
+
+ private static void fillSortInfoInModel(QueryModel executorModel,
+ List<QueryDimension> sortedDims) {
+ if (null != sortedDims) {
+ byte[] sortOrderByteArray = new byte[sortedDims.size()];
+ int i = 0;
+ for (QueryColumn mdim : sortedDims) {
+ sortOrderByteArray[i++] = (byte) mdim.getSortOrder().ordinal();
+ }
+ executorModel.setSortOrder(sortOrderByteArray);
+ executorModel.setSortDimension(sortedDims);
+ } else {
+ executorModel.setSortOrder(new byte[0]);
+ executorModel.setSortDimension(new ArrayList<QueryDimension>(0));
+ }
+
+ }
+
+ public static void processFilterExpression(
+ Expression filterExpression, List<CarbonDimension> dimensions, List<CarbonMeasure> measures) {
+ if (null != filterExpression) {
+ if (null != filterExpression.getChildren() && filterExpression.getChildren().size() == 0) {
+ if (filterExpression instanceof ConditionalExpression) {
+ List<ColumnExpression> listOfCol =
+ ((ConditionalExpression) filterExpression).getColumnList();
+ for (ColumnExpression expression : listOfCol) {
+ setDimAndMsrColumnNode(dimensions, measures, (ColumnExpression) expression);
+ }
+
+ }
+ }
+ for (Expression expression : filterExpression.getChildren()) {
+
+ if (expression instanceof ColumnExpression) {
+ setDimAndMsrColumnNode(dimensions, measures, (ColumnExpression) expression);
+ } else if (expression instanceof UnknownExpression) {
+ UnknownExpression exp = ((UnknownExpression) expression);
+ List<ColumnExpression> listOfColExpression = exp.getAllColumnList();
+ for (ColumnExpression col : listOfColExpression) {
+ setDimAndMsrColumnNode(dimensions, measures, col);
+ }
+ } else {
+ processFilterExpression(expression, dimensions, measures);
+ }
+ }
+ }
+
+ }
+
+ private static CarbonMeasure getCarbonMetadataMeasure(String name, List<CarbonMeasure> measures) {
+ for (CarbonMeasure measure : measures) {
+ if (measure.getColName().equalsIgnoreCase(name)) {
+ return measure;
+ }
+ }
+ return null;
+ }
+
+ private static void setDimAndMsrColumnNode(List<CarbonDimension> dimensions,
+ List<CarbonMeasure> measures, ColumnExpression col) {
+ CarbonDimension dim;
+ CarbonMeasure msr;
+ String columnName;
+ columnName = col.getColumnName();
+ dim = CarbonUtil.findDimension(dimensions, columnName);
+ col.setCarbonColumn(dim);
+ col.setDimension(dim);
+ col.setDimension(true);
+ if (null == dim) {
+ msr = getCarbonMetadataMeasure(columnName, measures);
+ col.setCarbonColumn(msr);
+ col.setDimension(false);
+ }
+ }
+
+ /**
+ * It gets the projection columns
+ */
+ public CarbonColumn[] getProjectionColumns() {
+ CarbonColumn[] carbonColumns =
+ new CarbonColumn[getQueryDimension().size() + getQueryMeasures()
+ .size()];
+ for (QueryDimension dimension : getQueryDimension()) {
+ carbonColumns[dimension.getQueryOrder()] = dimension.getDimension();
+ }
+ for (QueryMeasure msr : getQueryMeasures()) {
+ carbonColumns[msr.getQueryOrder()] = msr.getMeasure();
+ }
+ return carbonColumns;
+ }
+
+ /**
+ * @return the queryDimension
+ */
+ public List<QueryDimension> getQueryDimension() {
+ return queryDimension;
+ }
+
+ /**
+ * @param queryDimension the queryDimension to set
+ */
+ public void setQueryDimension(List<QueryDimension> queryDimension) {
+ this.queryDimension = queryDimension;
+ }
+
+ /**
+ * @return the queryMeasures
+ */
+ public List<QueryMeasure> getQueryMeasures() {
+ return queryMeasures;
+ }
+
+ /**
+ * @param queryMeasures the queryMeasures to set
+ */
+ public void setQueryMeasures(List<QueryMeasure> queryMeasures) {
+ this.queryMeasures = queryMeasures;
+ }
+
+ /**
+ * @return the queryId
+ */
+ public String getQueryId() {
+ return queryId;
+ }
+
+ /**
+ * @param queryId the queryId to set
+ */
+ public void setQueryId(String queryId) {
+ this.queryId = queryId;
+ }
+
+ /**
+ * @return the isAggTable
+ */
+ public boolean isAggTable() {
+ return isAggTable;
+ }
+
+ /**
+ * @param isAggTable the isAggTable to set
+ */
+ public void setAggTable(boolean isAggTable) {
+ this.isAggTable = isAggTable;
+ }
+
+ /**
+ * @return the limit
+ */
+ public int getLimit() {
+ return limit;
+ }
+
+ /**
+ * @param limit the limit to set
+ */
+ public void setLimit(int limit) {
+ this.limit = limit;
+ }
+
+ /**
+ * @return the isCountStarQuery
+ */
+ public boolean isCountStarQuery() {
+ return isCountStarQuery;
+ }
+
+ /**
+ * @param isCountStarQuery the isCountStarQuery to set
+ */
+ public void setCountStarQuery(boolean isCountStarQuery) {
+ this.isCountStarQuery = isCountStarQuery;
+ }
+
+ /**
+ * @return the isdetailQuery
+ */
+ public boolean isDetailQuery() {
+ return detailQuery;
+ }
+
+ public void setDetailQuery(boolean detailQuery) {
+ this.detailQuery = detailQuery;
+ }
+
+ /**
+ * @return the tableBlockInfos
+ */
+ public List<TableBlockInfo> getTableBlockInfos() {
+ return tableBlockInfos;
+ }
+
+ /**
+ * @param tableBlockInfos the tableBlockInfos to set
+ */
+ public void setTableBlockInfos(List<TableBlockInfo> tableBlockInfos) {
+ this.tableBlockInfos = tableBlockInfos;
+ }
+
+ /**
+ * @return the queryTempLocation
+ */
+ public String getQueryTempLocation() {
+ return queryTempLocation;
+ }
+
+ /**
+ * @param queryTempLocation the queryTempLocation to set
+ */
+ public void setQueryTempLocation(String queryTempLocation) {
+ this.queryTempLocation = queryTempLocation;
+ }
+
+ /**
+ * @return the sortOrder
+ */
+ public byte[] getSortOrder() {
+ return sortOrder;
+ }
+
+ /**
+ * @param sortOrder the sortOrder to set
+ */
+ public void setSortOrder(byte[] sortOrder) {
+ this.sortOrder = sortOrder;
+ }
+
+ /**
+ * @return the sortDimension
+ */
+ public List<QueryDimension> getSortDimension() {
+ return sortDimension;
+ }
+
+ /**
+ * @param sortDimension the sortDimension to set
+ */
+ public void setSortDimension(List<QueryDimension> sortDimension) {
+ this.sortDimension = sortDimension;
+ }
+
+ /**
+ * @return the filterEvaluatorTree
+ */
+ public FilterResolverIntf getFilterExpressionResolverTree() {
+ return filterExpressionResolverTree;
+ }
+
+ public void setFilterExpressionResolverTree(FilterResolverIntf filterExpressionResolverTree) {
+ this.filterExpressionResolverTree = filterExpressionResolverTree;
+ }
+
+ /**
+ * @return the absoluteTableIdentifier
+ */
+ public AbsoluteTableIdentifier getAbsoluteTableIdentifier() {
+ return absoluteTableIdentifier;
+ }
+
+ /**
+ * @param absoluteTableIdentifier the absoluteTableIdentifier to set
+ */
+ public void setAbsoluteTableIdentifier(AbsoluteTableIdentifier absoluteTableIdentifier) {
+ this.absoluteTableIdentifier = absoluteTableIdentifier;
+ }
+
+ /**
+ * @return the paritionColumns
+ */
+ public List<String> getParitionColumns() {
+ return paritionColumns;
+ }
+
+ /**
+ * @param paritionColumns the paritionColumns to set
+ */
+ public void setParitionColumns(List<String> paritionColumns) {
+ this.paritionColumns = paritionColumns;
+ }
+
+ /**
+ * @return the table
+ */
+ public CarbonTable getTable() {
+ return table;
+ }
+
+ /**
+ * @param table the table to set
+ */
+ public void setTable(CarbonTable table) {
+ this.table = table;
+ }
+
+ public boolean isForcedDetailRawQuery() {
+ return forcedDetailRawQuery;
+ }
+
+ public void setForcedDetailRawQuery(boolean forcedDetailRawQuery) {
+ this.forcedDetailRawQuery = forcedDetailRawQuery;
+ }
+
+ /**
+ * @return
+ */
+ public Map<String, Dictionary> getColumnToDictionaryMapping() {
+ return columnToDictionaryMapping;
+ }
+
+ /**
+ * @param columnToDictionaryMapping
+ */
+ public void setColumnToDictionaryMapping(Map<String, Dictionary> columnToDictionaryMapping) {
+ this.columnToDictionaryMapping = columnToDictionaryMapping;
+ }
+
+ public boolean isRawBytesDetailQuery() {
+ return rawBytesDetailQuery;
+ }
+
+ public void setRawBytesDetailQuery(boolean rawBytesDetailQuery) {
+ this.rawBytesDetailQuery = rawBytesDetailQuery;
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/model/QuerySchemaInfo.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/model/QuerySchemaInfo.java b/core/src/main/java/org/carbondata/scan/model/QuerySchemaInfo.java
new file mode 100644
index 0000000..643e81b
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/model/QuerySchemaInfo.java
@@ -0,0 +1,86 @@
+/*
+ * 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.carbondata.scan.model;
+
+import java.io.Serializable;
+
+import org.carbondata.core.keygenerator.KeyGenerator;
+
+public class QuerySchemaInfo implements Serializable {
+
+ private int[] maskedByteIndexes;
+
+ private KeyGenerator keyGenerator;
+
+ private QueryDimension[] queryDimensions;
+
+ private QueryMeasure[] queryMeasures;
+
+ private int[] queryOrder;
+
+ private int[] queryReverseOrder;
+
+ public int[] getMaskedByteIndexes() {
+ return maskedByteIndexes;
+ }
+
+ public void setMaskedByteIndexes(int[] maskedByteIndexes) {
+ this.maskedByteIndexes = maskedByteIndexes;
+ }
+
+ public KeyGenerator getKeyGenerator() {
+ return keyGenerator;
+ }
+
+ public void setKeyGenerator(KeyGenerator keyGenerator) {
+ this.keyGenerator = keyGenerator;
+ }
+
+ public QueryDimension[] getQueryDimensions() {
+ return queryDimensions;
+ }
+
+ public void setQueryDimensions(QueryDimension[] queryDimensions) {
+ this.queryDimensions = queryDimensions;
+ }
+
+ public QueryMeasure[] getQueryMeasures() {
+ return queryMeasures;
+ }
+
+ public void setQueryMeasures(QueryMeasure[] queryMeasures) {
+ this.queryMeasures = queryMeasures;
+ }
+
+ public int[] getQueryOrder() {
+ return queryOrder;
+ }
+
+ public void setQueryOrder(int[] queryOrder) {
+ this.queryOrder = queryOrder;
+ }
+
+ public int[] getQueryReverseOrder() {
+ return queryReverseOrder;
+ }
+
+ public void setQueryReverseOrder(int[] queryReverseOrder) {
+ this.queryReverseOrder = queryReverseOrder;
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/model/SortOrderType.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/model/SortOrderType.java b/core/src/main/java/org/carbondata/scan/model/SortOrderType.java
new file mode 100644
index 0000000..00b9219
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/model/SortOrderType.java
@@ -0,0 +1,57 @@
+/*
+ * 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.carbondata.scan.model;
+
+/**
+ * enum for sorting the columns
+ */
+public enum SortOrderType {
+
+ /**
+ * Ascending order
+ */
+ ASC(0),
+
+ /**
+ * Descending order.
+ */
+ DSC(1),
+
+ /**
+ * No order mentioned
+ */
+ NONE(-1);
+ /**
+ * Order type in numeric
+ */
+ private int orderType;
+
+ SortOrderType(int orderType) {
+ this.orderType = orderType;
+ }
+
+ /**
+ * Order type in number
+ *
+ * @return orderType int
+ */
+ public int getOrderType() {
+ return orderType;
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/processor/AbstractDataBlockIterator.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/processor/AbstractDataBlockIterator.java b/core/src/main/java/org/carbondata/scan/processor/AbstractDataBlockIterator.java
new file mode 100644
index 0000000..e3c7cd5
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/processor/AbstractDataBlockIterator.java
@@ -0,0 +1,126 @@
+/*
+ * 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.carbondata.scan.processor;
+
+import org.carbondata.common.logging.LogService;
+import org.carbondata.common.logging.LogServiceFactory;
+import org.carbondata.core.carbon.datastore.DataRefNode;
+import org.carbondata.core.datastorage.store.FileHolder;
+import org.carbondata.core.iterator.CarbonIterator;
+import org.carbondata.scan.collector.ScannedResultCollector;
+import org.carbondata.scan.collector.impl.ListBasedResultCollector;
+import org.carbondata.scan.executor.exception.QueryExecutionException;
+import org.carbondata.scan.executor.infos.BlockExecutionInfo;
+import org.carbondata.scan.result.AbstractScannedResult;
+import org.carbondata.scan.result.Result;
+import org.carbondata.scan.scanner.BlockletScanner;
+import org.carbondata.scan.scanner.impl.FilterScanner;
+import org.carbondata.scan.scanner.impl.NonFilterScanner;
+
+/**
+ * This abstract class provides a skeletal implementation of the
+ * Block iterator.
+ */
+public abstract class AbstractDataBlockIterator extends CarbonIterator<Result> {
+
+ private static final LogService LOGGER =
+ LogServiceFactory.getLogService(AbstractDataBlockIterator.class.getName());
+ /**
+ * iterator which will be used to iterate over data blocks
+ */
+ protected CarbonIterator<DataRefNode> dataBlockIterator;
+
+ /**
+ * execution details
+ */
+ protected BlockExecutionInfo blockExecutionInfo;
+
+ /**
+ * result collector which will be used to aggregate the scanned result
+ */
+ protected ScannedResultCollector scannerResultAggregator;
+
+ /**
+ * processor which will be used to process the block processing can be
+ * filter processing or non filter processing
+ */
+ protected BlockletScanner blockletScanner;
+
+ /**
+ * to hold the data block
+ */
+ protected BlocksChunkHolder blocksChunkHolder;
+
+ /**
+ * batch size of result
+ */
+ protected int batchSize;
+
+ protected AbstractScannedResult scannedResult;
+
+ public AbstractDataBlockIterator(BlockExecutionInfo blockExecutionInfo,
+ FileHolder fileReader, int batchSize) {
+ this.blockExecutionInfo = blockExecutionInfo;
+ dataBlockIterator = new BlockletIterator(blockExecutionInfo.getFirstDataBlock(),
+ blockExecutionInfo.getNumberOfBlockToScan());
+ blocksChunkHolder = new BlocksChunkHolder(blockExecutionInfo.getTotalNumberDimensionBlock(),
+ blockExecutionInfo.getTotalNumberOfMeasureBlock());
+ blocksChunkHolder.setFileReader(fileReader);
+
+ if (blockExecutionInfo.getFilterExecuterTree() != null) {
+ blockletScanner = new FilterScanner(blockExecutionInfo);
+ } else {
+ blockletScanner = new NonFilterScanner(blockExecutionInfo);
+ }
+
+ this.scannerResultAggregator =
+ new ListBasedResultCollector(blockExecutionInfo);
+ this.batchSize = batchSize;
+ }
+
+ public boolean hasNext() {
+ try {
+ if (scannedResult != null && scannedResult.hasNext()) {
+ return true;
+ } else {
+ scannedResult = getNextScannedResult();
+ while (scannedResult != null) {
+ if (scannedResult.hasNext()) {
+ return true;
+ }
+ scannedResult = getNextScannedResult();
+ }
+ return false;
+ }
+ } catch (QueryExecutionException ex) {
+ throw new RuntimeException(ex);
+ }
+ }
+
+ private AbstractScannedResult getNextScannedResult() throws QueryExecutionException {
+ if (dataBlockIterator.hasNext()) {
+ blocksChunkHolder.setDataBlock(dataBlockIterator.next());
+ blocksChunkHolder.reset();
+ return blockletScanner.scanBlocklet(blocksChunkHolder);
+ }
+ return null;
+ }
+
+
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/processor/BlockletIterator.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/processor/BlockletIterator.java b/core/src/main/java/org/carbondata/scan/processor/BlockletIterator.java
new file mode 100644
index 0000000..0b36ab5
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/processor/BlockletIterator.java
@@ -0,0 +1,88 @@
+/*
+ * 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.carbondata.scan.processor;
+
+import org.carbondata.core.carbon.datastore.DataRefNode;
+import org.carbondata.core.iterator.CarbonIterator;
+
+/**
+ * Below class will be used to iterate over data block
+ */
+public class BlockletIterator extends CarbonIterator<DataRefNode> {
+ /**
+ * data store block
+ */
+ protected DataRefNode datablock;
+ /**
+ * block counter to keep a track how many block has been processed
+ */
+ private int blockCounter;
+
+ /**
+ * flag to be used to check any more data block is present or not
+ */
+ private boolean hasNext = true;
+
+ /**
+ * total number blocks assgned to this iterator
+ */
+ private long totalNumberOfBlocksToScan;
+
+ /**
+ * Constructor
+ *
+ * @param datablock first data block
+ * @param totalNumberOfBlocksToScan total number of blocks to be scanned
+ */
+ public BlockletIterator(DataRefNode datablock, long totalNumberOfBlocksToScan) {
+ this.datablock = datablock;
+ this.totalNumberOfBlocksToScan = totalNumberOfBlocksToScan;
+ }
+
+ /**
+ * is all the blocks assigned to this iterator has been processed
+ */
+ @Override public boolean hasNext() {
+ return hasNext;
+ }
+
+ @Override
+ /**
+ * To get the next block
+ * @return next data block
+ *
+ */
+ public DataRefNode next() {
+ // get the current blocks
+ DataRefNode datablockTemp = datablock;
+ // store the next data block
+ datablock = datablock.getNextDataRefNode();
+ // increment the counter
+ blockCounter++;
+ // if all the data block is processed then
+ // set the has next flag to false
+ // or if number of blocks assigned to this iterator is processed
+ // then also set the hasnext flag to false
+ if (null == datablock || blockCounter >= this.totalNumberOfBlocksToScan) {
+ hasNext = false;
+ }
+ return datablockTemp;
+ }
+}
http://git-wip-us.apache.org/repos/asf/incubator-carbondata/blob/1c725f5b/core/src/main/java/org/carbondata/scan/processor/BlocksChunkHolder.java
----------------------------------------------------------------------
diff --git a/core/src/main/java/org/carbondata/scan/processor/BlocksChunkHolder.java b/core/src/main/java/org/carbondata/scan/processor/BlocksChunkHolder.java
new file mode 100644
index 0000000..bbf0cd9
--- /dev/null
+++ b/core/src/main/java/org/carbondata/scan/processor/BlocksChunkHolder.java
@@ -0,0 +1,125 @@
+/*
+ * 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.carbondata.scan.processor;
+
+import org.carbondata.core.carbon.datastore.DataRefNode;
+import org.carbondata.core.carbon.datastore.chunk.DimensionColumnDataChunk;
+import org.carbondata.core.carbon.datastore.chunk.MeasureColumnDataChunk;
+import org.carbondata.core.datastorage.store.FileHolder;
+
+/**
+ * Block chunk holder which will hold the dimension and
+ * measure chunk
+ */
+public class BlocksChunkHolder {
+
+ /**
+ * dimension column data chunk
+ */
+ private DimensionColumnDataChunk[] dimensionDataChunk;
+
+ /**
+ * measure column data chunk
+ */
+ private MeasureColumnDataChunk[] measureDataChunk;
+
+ /**
+ * file reader which will use to read the block from file
+ */
+ private FileHolder fileReader;
+
+ /**
+ * data block
+ */
+ private DataRefNode dataBlock;
+
+ public BlocksChunkHolder(int numberOfDimensionBlock, int numberOfMeasureBlock) {
+ dimensionDataChunk = new DimensionColumnDataChunk[numberOfDimensionBlock];
+ measureDataChunk = new MeasureColumnDataChunk[numberOfMeasureBlock];
+ }
+
+ /**
+ * @return the dimensionDataChunk
+ */
+ public DimensionColumnDataChunk[] getDimensionDataChunk() {
+ return dimensionDataChunk;
+ }
+
+ /**
+ * @param dimensionDataChunk the dimensionDataChunk to set
+ */
+ public void setDimensionDataChunk(DimensionColumnDataChunk[] dimensionDataChunk) {
+ this.dimensionDataChunk = dimensionDataChunk;
+ }
+
+ /**
+ * @return the measureDataChunk
+ */
+ public MeasureColumnDataChunk[] getMeasureDataChunk() {
+ return measureDataChunk;
+ }
+
+ /**
+ * @param measureDataChunk the measureDataChunk to set
+ */
+ public void setMeasureDataChunk(MeasureColumnDataChunk[] measureDataChunk) {
+ this.measureDataChunk = measureDataChunk;
+ }
+
+ /**
+ * @return the fileReader
+ */
+ public FileHolder getFileReader() {
+ return fileReader;
+ }
+
+ /**
+ * @param fileReader the fileReader to set
+ */
+ public void setFileReader(FileHolder fileReader) {
+ this.fileReader = fileReader;
+ }
+
+ /**
+ * @return the dataBlock
+ */
+ public DataRefNode getDataBlock() {
+ return dataBlock;
+ }
+
+ /**
+ * @param dataBlock the dataBlock to set
+ */
+ public void setDataBlock(DataRefNode dataBlock) {
+ this.dataBlock = dataBlock;
+ }
+
+ /***
+ * To reset the measure chunk and dimension chunk
+ * array
+ */
+ public void reset() {
+ for (int i = 0; i < measureDataChunk.length; i++) {
+ this.measureDataChunk[i] = null;
+ }
+ for (int i = 0; i < dimensionDataChunk.length; i++) {
+ this.dimensionDataChunk[i] = null;
+ }
+ }
+}