org.apache.drill.exec.planner.index.generators

Class IndexIntersectPlanGenerator

java.lang.Object

org.apache.drill.exec.planner.physical.SubsetTransformer<org.apache.calcite.rel.RelNode,org.apache.calcite.rel.InvalidRelException>

org.apache.drill.exec.planner.index.generators.AbstractIndexPlanGenerator

org.apache.drill.exec.planner.index.generators.IndexIntersectPlanGenerator

public class IndexIntersectPlanGenerator
extends AbstractIndexPlanGenerator

IndexScanIntersectGenerator is to generate index plan against multiple index tables, the input indexes are assumed to be ranked by selectivity(low to high) already.

Field Summary

Fields inherited from class org.apache.drill.exec.planner.index.generators.AbstractIndexPlanGenerator

builder, indexCondition, indexContext, origProject, origScan, remainderCondition, settings, upperProject

Constructor Summary

Constructors

Constructor and Description
IndexIntersectPlanGenerator(IndexLogicalPlanCallContext indexContext, Map<IndexDescriptor,IndexConditionInfo> indexInfoMap, org.apache.calcite.rex.RexBuilder builder, PlannerSettings settings)

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.rel.RelNode	buildIntersectPlan(Map.Entry<IndexDescriptor,org.apache.calcite.rex.RexNode> pair, org.apache.calcite.rel.RelNode right, boolean generateDistribution)
org.apache.calcite.rel.RelNode	buildOriginalProject(org.apache.calcite.rel.RelNode newRel)
org.apache.calcite.rel.RelNode	buildRowKeyJoin(org.apache.calcite.rel.RelNode left, org.apache.calcite.rel.RelNode right, boolean isRowKeyJoin, int htControl)
org.apache.calcite.rel.RelNode	buildRowKeyProject(org.apache.calcite.rel.RelNode inputRel, int fieldIndex)
org.apache.calcite.rel.RelNode	convertChild(org.apache.calcite.rel.RelNode filter, org.apache.calcite.rel.RelNode input)

Methods inherited from class org.apache.drill.exec.planner.index.generators.AbstractIndexPlanGenerator

checkRowKey, convertRowType, createRangeDistRight, forceConvert, getExchange, getRowKeyIndex, getSortNode, go, newTraitSet, toRemoveSort

Methods inherited from class org.apache.drill.exec.planner.physical.SubsetTransformer

go

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IndexIntersectPlanGenerator

public IndexIntersectPlanGenerator(IndexLogicalPlanCallContext indexContext,
                                   Map<IndexDescriptor,IndexConditionInfo> indexInfoMap,
                                   org.apache.calcite.rex.RexBuilder builder,
                                   PlannerSettings settings)

Method Detail

buildRowKeyJoin

public org.apache.calcite.rel.RelNode buildRowKeyJoin(org.apache.calcite.rel.RelNode left,
                                                      org.apache.calcite.rel.RelNode right,
                                                      boolean isRowKeyJoin,
                                                      int htControl)
                                               throws org.apache.calcite.rel.InvalidRelException

Throws:

org.apache.calcite.rel.InvalidRelException

buildRowKeyProject

public org.apache.calcite.rel.RelNode buildRowKeyProject(org.apache.calcite.rel.RelNode inputRel,
                                                         int fieldIndex)

buildOriginalProject

public org.apache.calcite.rel.RelNode buildOriginalProject(org.apache.calcite.rel.RelNode newRel)

buildIntersectPlan

public org.apache.calcite.rel.RelNode buildIntersectPlan(Map.Entry<IndexDescriptor,org.apache.calcite.rex.RexNode> pair,
                                                         org.apache.calcite.rel.RelNode right,
                                                         boolean generateDistribution)
                                                  throws org.apache.calcite.rel.InvalidRelException

Throws:

org.apache.calcite.rel.InvalidRelException

convertChild

public org.apache.calcite.rel.RelNode convertChild(org.apache.calcite.rel.RelNode filter,
                                                   org.apache.calcite.rel.RelNode input)
                                            throws org.apache.calcite.rel.InvalidRelException

Specified by:

convertChild in class AbstractIndexPlanGenerator

Throws:

org.apache.calcite.rel.InvalidRelException