org.apache.hadoop.hive.ql.optimizer.optiq.reloperators
Class HiveJoinRel

java.lang.Object
  org.eigenbase.rel.AbstractRelNode
      org.eigenbase.rel.JoinRelBase
          org.apache.hadoop.hive.ql.optimizer.optiq.reloperators.HiveJoinRel

All Implemented Interfaces:

Cloneable, HiveRel, org.eigenbase.rel.RelNode, org.eigenbase.relopt.RelOptNode

public class HiveJoinRel
extends org.eigenbase.rel.JoinRelBase
implements HiveRel

Nested Class Summary

static class	HiveJoinRel.JoinAlgorithm
static class	HiveJoinRel.MapJoinStreamingRelation

Nested classes/interfaces inherited from interface org.apache.hadoop.hive.ql.optimizer.optiq.reloperators.HiveRel

HiveRel.Implementor

Field Summary

Fields inherited from interface org.apache.hadoop.hive.ql.optimizer.optiq.reloperators.HiveRel

CONVENTION

Method Summary

org.eigenbase.relopt.RelOptCost	computeSelfCost(org.eigenbase.relopt.RelOptPlanner planner)
HiveJoinRel	copy(org.eigenbase.relopt.RelTraitSet traitSet, org.eigenbase.rex.RexNode conditionExpr, org.eigenbase.rel.RelNode left, org.eigenbase.rel.RelNode right, HiveJoinRel.JoinAlgorithm joinalgo, HiveJoinRel.MapJoinStreamingRelation streamingSide)
HiveJoinRel	copy(org.eigenbase.relopt.RelTraitSet traitSet, org.eigenbase.rex.RexNode conditionExpr, org.eigenbase.rel.RelNode left, org.eigenbase.rel.RelNode right, org.eigenbase.rel.JoinRelType joinType)
static HiveJoinRel	getJoin(org.eigenbase.relopt.RelOptCluster cluster, org.eigenbase.rel.RelNode left, org.eigenbase.rel.RelNode right, org.eigenbase.rex.RexNode condition, org.eigenbase.rel.JoinRelType joinType)
HiveJoinRel.JoinAlgorithm	getJoinAlgorithm()
void	implement(HiveRel.Implementor implementor)

Methods inherited from class org.eigenbase.rel.JoinRelBase

childrenAccept, copy, createJoinType, deriveJoinRowType, estimateJoinedRows, explainTerms, getChildExps, getCondition, getInputs, getJoinType, getLeft, getRight, getRows, getSystemFieldList, getVariablesStopped, isValid_, replaceInput

Methods inherited from class org.eigenbase.rel.AbstractRelNode

accept, collectVariablesSet, collectVariablesUsed, explain, getCluster, getCollationList, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getOrCreateCorrelVariable, getQuery, getRelTypeName, getRowType, getTable, getTraitSet, isDistinct, isKey, isValid, metadata, onRegister, recomputeDigest, register, registerCorrelVariable, setCorrelVariable, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.eigenbase.rel.RelNode

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

Methods inherited from interface org.eigenbase.relopt.RelOptNode

getCluster, getDescription, getDigest, getId, getTraitSet

Method Detail

getJoin

public static HiveJoinRel getJoin(org.eigenbase.relopt.RelOptCluster cluster,
                                  org.eigenbase.rel.RelNode left,
                                  org.eigenbase.rel.RelNode right,
                                  org.eigenbase.rex.RexNode condition,
                                  org.eigenbase.rel.JoinRelType joinType)

implement

public void implement(HiveRel.Implementor implementor)

Specified by:

implement in interface HiveRel

copy

public final HiveJoinRel copy(org.eigenbase.relopt.RelTraitSet traitSet,
                              org.eigenbase.rex.RexNode conditionExpr,
                              org.eigenbase.rel.RelNode left,
                              org.eigenbase.rel.RelNode right,
                              org.eigenbase.rel.JoinRelType joinType)

Specified by:

copy in class org.eigenbase.rel.JoinRelBase

copy

public HiveJoinRel copy(org.eigenbase.relopt.RelTraitSet traitSet,
                        org.eigenbase.rex.RexNode conditionExpr,
                        org.eigenbase.rel.RelNode left,
                        org.eigenbase.rel.RelNode right,
                        HiveJoinRel.JoinAlgorithm joinalgo,
                        HiveJoinRel.MapJoinStreamingRelation streamingSide)

getJoinAlgorithm

public HiveJoinRel.JoinAlgorithm getJoinAlgorithm()

computeSelfCost

public org.eigenbase.relopt.RelOptCost computeSelfCost(org.eigenbase.relopt.RelOptPlanner planner)

Specified by:

computeSelfCost in interface org.eigenbase.rel.RelNode

Overrides:

computeSelfCost in class org.eigenbase.rel.JoinRelBase