Package org.apache.flink.table.planner.plan.rules.logical

Class ConstantRankNumberColumnRemoveRule

java.lang.Object

org.apache.calcite.plan.RelOptRule

org.apache.calcite.plan.RelRule<ConstantRankNumberColumnRemoveRule.ConstantRankNumberColumnRemoveRuleConfig>

org.apache.flink.table.planner.plan.rules.logical.ConstantRankNumberColumnRemoveRule

@Enclosing
public class ConstantRankNumberColumnRemoveRule
extends org.apache.calcite.plan.RelRule<ConstantRankNumberColumnRemoveRule.ConstantRankNumberColumnRemoveRuleConfig>

Planner rule that removes the output column of rank number iff there is an equality condition for the rank column.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	ConstantRankNumberColumnRemoveRule.ConstantRankNumberColumnRemoveRuleConfig	Rule configuration.

Nested classes/interfaces inherited from class org.apache.calcite.plan.RelRule

org.apache.calcite.plan.RelRule.Config, org.apache.calcite.plan.RelRule.Done, org.apache.calcite.plan.RelRule.MatchHandler<R extends org.apache.calcite.plan.RelOptRule>, org.apache.calcite.plan.RelRule.OperandBuilder, org.apache.calcite.plan.RelRule.OperandDetailBuilder<R extends org.apache.calcite.rel.RelNode>, org.apache.calcite.plan.RelRule.OperandTransform

Nested classes/interfaces inherited from class org.apache.calcite.plan.RelOptRule

org.apache.calcite.plan.RelOptRule.ConverterRelOptRuleOperand

Field Summary

Fields

Modifier and Type	Field	Description
static ConstantRankNumberColumnRemoveRule	INSTANCE

Fields inherited from class org.apache.calcite.plan.RelRule

config

Fields inherited from class org.apache.calcite.plan.RelOptRule

description, operands, relBuilderFactory

Constructor Summary

Constructors

Constructor	Description
ConstantRankNumberColumnRemoveRule(ConstantRankNumberColumnRemoveRule.ConstantRankNumberColumnRemoveRuleConfig config)

Method Summary

Modifier and Type	Method	Description
boolean	matches(org.apache.calcite.plan.RelOptRuleCall call)
void	onMatch(org.apache.calcite.plan.RelOptRuleCall call)

Methods inherited from class org.apache.calcite.plan.RelOptRule

any, convert, convert, convertList, convertOperand, convertOperand, equals, equals, getOperand, getOperands, getOutConvention, getOutTrait, hashCode, none, operand, operand, operand, operand, operand, operandJ, operandJ, some, toString, unordered

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final ConstantRankNumberColumnRemoveRule INSTANCE

Constructor Detail

ConstantRankNumberColumnRemoveRule

public ConstantRankNumberColumnRemoveRule(ConstantRankNumberColumnRemoveRule.ConstantRankNumberColumnRemoveRuleConfig config)

Method Detail

matches

public boolean matches(org.apache.calcite.plan.RelOptRuleCall call)

Overrides:

matches in class org.apache.calcite.plan.RelOptRule

onMatch

public void onMatch(org.apache.calcite.plan.RelOptRuleCall call)

Specified by:

onMatch in class org.apache.calcite.plan.RelOptRule