org.apache.drill.exec.planner.physical

Class HashJoinPrel

java.lang.Object

org.apache.calcite.rel.AbstractRelNode

org.apache.calcite.rel.BiRel

org.apache.calcite.rel.core.Join

org.apache.drill.exec.planner.common.DrillJoinRelBase

org.apache.drill.exec.planner.physical.JoinPrel

org.apache.drill.exec.planner.physical.HashJoinPrel

All Implemented Interfaces:

Cloneable, Iterable<Prel>, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.RelNode, DrillRelNode, Prel

public class HashJoinPrel
extends JoinPrel

Field Summary

Fields inherited from class org.apache.drill.exec.planner.physical.JoinPrel

joincategory

Fields inherited from class org.apache.drill.exec.planner.common.DrillJoinRelBase

filterNulls, leftKeys, rightKeys

Fields inherited from class org.apache.calcite.rel.core.Join

condition, joinType, variablesStopped

Fields inherited from class org.apache.calcite.rel.BiRel

left, right

Fields inherited from class org.apache.calcite.rel.AbstractRelNode

digest, id, rowType, traitSet

Fields inherited from interface org.apache.drill.exec.planner.physical.Prel

DRILL_PHYSICAL

Constructor Summary

Constructors

Constructor and Description
HashJoinPrel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode left, org.apache.calcite.rel.RelNode right, org.apache.calcite.rex.RexNode condition, org.apache.calcite.rel.core.JoinRelType joinType)
HashJoinPrel(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traits, org.apache.calcite.rel.RelNode left, org.apache.calcite.rel.RelNode right, org.apache.calcite.rex.RexNode condition, org.apache.calcite.rel.core.JoinRelType joinType, boolean swapped)

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.calcite.plan.RelOptCost	computeSelfCost(org.apache.calcite.plan.RelOptPlanner planner, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
org.apache.calcite.rel.core.Join	copy(org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rex.RexNode conditionExpr, org.apache.calcite.rel.RelNode left, org.apache.calcite.rel.RelNode right, org.apache.calcite.rel.core.JoinRelType joinType, boolean semiJoinDone)
BatchSchema.SelectionVectorMode	getEncoding() A Prel's own SelectionVector mode - i.e whether it generates an SV2, SV4 or None
PhysicalOperator	getPhysicalOperator(PhysicalPlanCreator creator)
BatchSchema.SelectionVectorMode[]	getSupportedEncodings() Supported 'encodings' of a Prel indicates what are the acceptable modes of SelectionVector of its child Prel
boolean	isSwapped()
void	setSwapped(boolean swapped)

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

accept, buildJoinConditions, getJoinInput, iterator, needsFinalColumnReordering

Methods inherited from class org.apache.drill.exec.planner.common.DrillJoinRelBase

computeCartesianJoinCost, computeHashJoinCost, computeLogicalJoinCost, estimateRowCount, getLeftKeys, getRightKeys, isUnique, uniqueFieldNames

Methods inherited from class org.apache.calcite.rel.core.Join

accept, analyzeCondition, copy, createJoinType, deriveJoinRowType, deriveRowType, estimateJoinedRows, explainTerms, getChildExps, getCondition, getJoinType, getSystemFieldList, getVariablesStopped, isSemiJoinDone, isValid_

Methods inherited from class org.apache.calcite.rel.BiRel

childrenAccept, getInputs, getLeft, getRight, replaceInput

Methods inherited from class org.apache.calcite.rel.AbstractRelNode

accept, collectVariablesSet, collectVariablesUsed, computeDigest, computeSelfCost, explain, getCluster, getCollationList, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getQuery, getRelTypeName, getRows, getRowType, getTable, getTraitSet, getVariablesSet, isDistinct, isKey, isValid, isValid, metadata, onRegister, recomputeDigest, register, sole, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.calcite.rel.RelNode

accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, copy, estimateRowCount, explain, getChildExps, getCollationList, getConvention, getCorrelVariable, getExpectedInputRowType, getInput, getInputs, getQuery, getRelTypeName, getRows, getRowType, getTable, getVariablesStopped, isDistinct, isKey, isValid, metadata, onRegister, recomputeDigest, register, replaceInput

Methods inherited from interface org.apache.calcite.plan.RelOptNode

getCluster, getDescription, getDigest, getId, getTraitSet

Constructor Detail

HashJoinPrel

public HashJoinPrel(org.apache.calcite.plan.RelOptCluster cluster,
            org.apache.calcite.plan.RelTraitSet traits,
            org.apache.calcite.rel.RelNode left,
            org.apache.calcite.rel.RelNode right,
            org.apache.calcite.rex.RexNode condition,
            org.apache.calcite.rel.core.JoinRelType joinType)
             throws org.apache.calcite.rel.InvalidRelException

Throws:

org.apache.calcite.rel.InvalidRelException

HashJoinPrel

public HashJoinPrel(org.apache.calcite.plan.RelOptCluster cluster,
            org.apache.calcite.plan.RelTraitSet traits,
            org.apache.calcite.rel.RelNode left,
            org.apache.calcite.rel.RelNode right,
            org.apache.calcite.rex.RexNode condition,
            org.apache.calcite.rel.core.JoinRelType joinType,
            boolean swapped)
             throws org.apache.calcite.rel.InvalidRelException

Throws:

org.apache.calcite.rel.InvalidRelException

Method Detail

copy

public org.apache.calcite.rel.core.Join copy(org.apache.calcite.plan.RelTraitSet traitSet,
                                    org.apache.calcite.rex.RexNode conditionExpr,
                                    org.apache.calcite.rel.RelNode left,
                                    org.apache.calcite.rel.RelNode right,
                                    org.apache.calcite.rel.core.JoinRelType joinType,
                                    boolean semiJoinDone)

Specified by:

copy in class org.apache.calcite.rel.core.Join

computeSelfCost

public org.apache.calcite.plan.RelOptCost computeSelfCost(org.apache.calcite.plan.RelOptPlanner planner,
                                                 org.apache.calcite.rel.metadata.RelMetadataQuery mq)

Specified by:

computeSelfCost in interface org.apache.calcite.rel.RelNode

Overrides:

computeSelfCost in class DrillJoinRelBase

getPhysicalOperator

public PhysicalOperator getPhysicalOperator(PhysicalPlanCreator creator)
                                     throws IOException

Throws:

IOException

getSupportedEncodings

public BatchSchema.SelectionVectorMode[] getSupportedEncodings()

Description copied from interface: Prel

Supported 'encodings' of a Prel indicates what are the acceptable modes of SelectionVector of its child Prel

getEncoding

public BatchSchema.SelectionVectorMode getEncoding()

Description copied from interface: Prel

A Prel's own SelectionVector mode - i.e whether it generates an SV2, SV4 or None

setSwapped

public void setSwapped(boolean swapped)

isSwapped

public boolean isSwapped()