org.apache.calcite.adapter.pig

类 PigProject

java.lang.Object

org.apache.calcite.rel.AbstractRelNode

org.apache.calcite.rel.SingleRel

org.apache.calcite.rel.core.Project

org.apache.calcite.adapter.pig.PigProject

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 PigProject
extends org.apache.calcite.rel.core.Project
implements PigRel

Implementation of Project in Pig calling convention.

嵌套类概要

从类继承的嵌套类/接口 org.apache.calcite.rel.core.Project

org.apache.calcite.rel.core.Project.Flags

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.Project

exps, hints, variablesSet

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

input

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
PigProject(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode input, List<? extends org.apache.calcite.rex.RexNode> projects, org.apache.calcite.rel.type.RelDataType rowType) Creates a PigProject.

方法概要

限定符和类型	方法和说明
org.apache.calcite.rel.core.Project	copy(org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode input, List<org.apache.calcite.rex.RexNode> projects, org.apache.calcite.rel.type.RelDataType rowType)
org.apache.calcite.plan.RelOptTable	getTable() Override this method so it looks down the tree to find the table this node is acting on.
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.Project

accept, computeSelfCost, containsOver, copy, copy, deepEquals0, deepHashCode0, explainTerms, getAliasedProjects, getFlags, getHints, getMapping, getMapping, getNamedProjects, getPartialMapping, getPermutation, getPermutation, getProjects, getVariablesSet, isBoxed, isMapping, isValid

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

childrenAccept, deriveRowType, estimateRowCount, getInput, getInputs, 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

PigProject

public PigProject(org.apache.calcite.plan.RelOptCluster cluster,
                  org.apache.calcite.plan.RelTraitSet traitSet,
                  org.apache.calcite.rel.RelNode input,
                  List<? extends org.apache.calcite.rex.RexNode> projects,
                  org.apache.calcite.rel.type.RelDataType rowType)

Creates a PigProject.

方法详细资料

copy

public org.apache.calcite.rel.core.Project copy(org.apache.calcite.plan.RelTraitSet traitSet,
                                                org.apache.calcite.rel.RelNode input,
                                                List<org.apache.calcite.rex.RexNode> projects,
                                                org.apache.calcite.rel.type.RelDataType rowType)

指定者:

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

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()

Override this method so it looks down the tree to find the table this node is acting on.

指定者:

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

覆盖:

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