org.apache.drill.exec.planner.physical

Class NestedLoopJoinPrel

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.NestedLoopJoinPrel

All Implemented Interfaces:

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

public class NestedLoopJoinPrel
extends JoinPrel

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.calcite.rel.RelNode

org.apache.calcite.rel.RelNode.Context

Field Summary

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

isSemiJoin, 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, joinInfo, joinType, variablesSet

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
NestedLoopJoinPrel(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)
NestedLoopJoinPrel(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 semijoin)

Method Summary

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)
double	estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery mq)
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

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

accept, buildJoinConditions, deriveRowType, getJoinInput, isSemiJoin, isValid, iterator, needsFinalColumnReordering

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

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

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

accept, analyzeCondition, copy, createJoinType, deriveJoinRowType, estimateJoinedRows, explainTerms, getChildExps, getCondition, getJoinType, getSystemFieldList, getVariablesSet, isSemiJoinDone

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, equals, explain, getCluster, getCollationList, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getQuery, getRelTypeName, getRows, getRowType, getTable, getTraitSet, getVariablesStopped, hashCode, isDistinct, isKey, isValid, metadata, onRegister, recomputeDigest, register, sole, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

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

prepareForLateralUnnestPipeline

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

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

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

getCluster, getDescription, getDigest, getId, getTraitSet

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface org.apache.drill.exec.planner.logical.DrillJoin

getCondition, getJoinType, getLeft, getRight

Constructor Detail

NestedLoopJoinPrel

public NestedLoopJoinPrel(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

NestedLoopJoinPrel

public NestedLoopJoinPrel(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 semijoin)
                   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

estimateRowCount

public double estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery mq)

Specified by:

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

Overrides:

estimateRowCount in class DrillJoinRelBase

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