org.apache.calcite.adapter.spark

类 SparkRules.SparkCalc

java.lang.Object

org.apache.calcite.rel.AbstractRelNode

org.apache.calcite.rel.SingleRel

org.apache.calcite.adapter.spark.SparkRules.SparkCalc

所有已实现的接口:

Cloneable, SparkRel, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.RelNode

封闭类:

SparkRules

public static class SparkRules.SparkCalc
extends org.apache.calcite.rel.SingleRel
implements SparkRel

Implementation of Calc in Spark convention.

嵌套类概要

从接口继承的嵌套类/接口 org.apache.calcite.adapter.spark.SparkRel

SparkRel.Implementor, SparkRel.Result

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.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.spark.SparkRel

CONVENTION

构造器概要

构造器

构造器和说明
SparkCalc(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode input, org.apache.calcite.rex.RexProgram program)
SparkCalc(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode input, org.apache.calcite.rex.RexProgram program, int flags) 已过时。

方法概要

限定符和类型	方法和说明
@Nullable org.apache.calcite.plan.RelOptCost	computeSelfCost(org.apache.calcite.plan.RelOptPlanner planner, org.apache.calcite.rel.metadata.RelMetadataQuery mq)
org.apache.calcite.rel.RelNode	copy(org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs)
double	estimateRowCount(org.apache.calcite.rel.metadata.RelMetadataQuery mq)
org.apache.calcite.rel.RelWriter	explainTerms(org.apache.calcite.rel.RelWriter pw)
int	getFlags() 已过时。
SparkRel.Result	implementSpark(SparkRel.Implementor implementor)

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

childrenAccept, deriveRowType, getInput, getInputs, replaceInput

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

accept, accept, collectVariablesSet, collectVariablesUsed, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getRelDigest, getRelTypeName, getRowType, getTable, getTraitSet, getVariablesSet, hashCode, isEnforcer, isValid, 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, deepEquals, deepHashCode, explain, explain, fieldIsNullable, getConvention, getCorrelVariable, getDigest, getExpectedInputRowType, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getTable, getVariablesSet, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput

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

getCluster, getDescription, getId, getTraitSet

构造器详细资料

SparkCalc

public SparkCalc(org.apache.calcite.plan.RelOptCluster cluster,
                 org.apache.calcite.plan.RelTraitSet traitSet,
                 org.apache.calcite.rel.RelNode input,
                 org.apache.calcite.rex.RexProgram program)

SparkCalc

@Deprecated
public SparkCalc(org.apache.calcite.plan.RelOptCluster cluster,
                             org.apache.calcite.plan.RelTraitSet traitSet,
                             org.apache.calcite.rel.RelNode input,
                             org.apache.calcite.rex.RexProgram program,
                             int flags)

已过时。

方法详细资料

explainTerms

public org.apache.calcite.rel.RelWriter explainTerms(org.apache.calcite.rel.RelWriter pw)

覆盖:

explainTerms 在类中 org.apache.calcite.rel.SingleRel

estimateRowCount

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

指定者:

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

覆盖:

estimateRowCount 在类中 org.apache.calcite.rel.SingleRel

computeSelfCost

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

指定者:

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

覆盖:

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

copy

public org.apache.calcite.rel.RelNode copy(org.apache.calcite.plan.RelTraitSet traitSet,
                                           List<org.apache.calcite.rel.RelNode> inputs)

指定者:

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

覆盖:

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

getFlags

@Deprecated
public int getFlags()

已过时。

implementSpark

public SparkRel.Result implementSpark(SparkRel.Implementor implementor)

指定者:

implementSpark 在接口中 SparkRel