org.apache.calcite.adapter.pig

类 PigJoin

java.lang.Object

org.apache.calcite.rel.AbstractRelNode

org.apache.calcite.rel.BiRel

org.apache.calcite.rel.core.Join

org.apache.calcite.adapter.pig.PigJoin

所有已实现的接口:

Cloneable, PigRel, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.hint.Hintable, org.apache.calcite.rel.RelNode

public class PigJoin
extends org.apache.calcite.rel.core.Join
implements PigRel

Implementation of Join in Pig calling convention.

嵌套类概要

从接口继承的嵌套类/接口 org.apache.calcite.adapter.pig.PigRel

PigRel.Implementor

从接口继承的嵌套类/接口 org.apache.calcite.rel.RelNode

org.apache.calcite.rel.RelNode.Context

字段概要

从类继承的字段 org.apache.calcite.rel.core.Join

condition, hints, joinInfo, joinType, variablesSet

从类继承的字段 org.apache.calcite.rel.BiRel

left, right

从类继承的字段 org.apache.calcite.rel.AbstractRelNode

digest, id, rowType, traitSet

从接口继承的字段 org.apache.calcite.adapter.pig.PigRel

CONVENTION

构造器概要

构造器

构造器和说明
PigJoin(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traitSet, 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) Creates a PigJoin.

方法概要

限定符和类型	方法和说明
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)
org.apache.calcite.plan.RelOptTable	getTable() The Pig alias of the joined relation will have the same name as one from the left side of the join.
void	implement(PigRel.Implementor implementor) Converts this node to a Pig Latin statement.

从类继承的方法 org.apache.calcite.rel.core.Join

accept, analyzeCondition, computeSelfCost, copy, createJoinType, deepEquals0, deepHashCode0, deriveJoinRowType, deriveRowType, estimateJoinedRows, estimateRowCount, explainTerms, getCondition, getHints, getJoinType, getSystemFieldList, getVariablesSet, isSemiJoin, isSemiJoinDone, isValid

从类继承的方法 org.apache.calcite.rel.BiRel

childrenAccept, getInputs, getLeft, getRight, replaceInput

从类继承的方法 org.apache.calcite.rel.AbstractRelNode

accept, collectVariablesSet, collectVariablesUsed, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getRelDigest, getRelTypeName, getRowType, getTraitSet, hashCode, isEnforcer, metadata, onRegister, recomputeDigest, register, sole, toString

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.calcite.rel.RelNode

accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, copy, deepEquals, deepHashCode, estimateRowCount, explain, explain, fieldIsNullable, getConvention, getCorrelVariable, getDigest, getExpectedInputRowType, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getVariablesSet, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput, stripped

从接口继承的方法 org.apache.calcite.plan.RelOptNode

getCluster, getDescription, getId, getTraitSet

从接口继承的方法 org.apache.calcite.rel.hint.Hintable

attachHints, withHints

构造器详细资料

PigJoin

public PigJoin(org.apache.calcite.plan.RelOptCluster cluster,
               org.apache.calcite.plan.RelTraitSet traitSet,
               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)

Creates a PigJoin.

方法详细资料

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)

指定者:

copy 在类中 org.apache.calcite.rel.core.Join

implement

public void implement(PigRel.Implementor implementor)

从接口复制的说明: PigRel

Converts this node to a Pig Latin statement.

指定者:

implement 在接口中 PigRel

getTable

public org.apache.calcite.plan.RelOptTable getTable()

The Pig alias of the joined relation will have the same name as one from the left side of the join.

指定者:

getTable 在接口中 org.apache.calcite.rel.RelNode

覆盖:

getTable 在类中 org.apache.calcite.rel.AbstractRelNode