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

Class FlinkAggregateRemoveRule

java.lang.Object

org.apache.calcite.plan.RelOptRule

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

public class FlinkAggregateRemoveRule
extends org.apache.calcite.plan.RelOptRule

Planner rule that removes a Aggregate if its aggregate functions are SUM, MIN, MAX, AUXILIARY_GROUP with no filterArgs, and the underlying relational expression is already distinct.

Nested Class Summary

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 FlinkAggregateRemoveRule	INSTANCE

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

description, operands, relBuilderFactory

Constructor Summary

Constructors

Constructor	Description
FlinkAggregateRemoveRule(Class<? extends org.apache.calcite.rel.core.Aggregate> aggregateClass)	Deprecated.
FlinkAggregateRemoveRule(Class<? extends org.apache.calcite.rel.core.Aggregate> aggregateClass, org.apache.calcite.tools.RelBuilderFactory relBuilderFactory)	Creates an FlinkAggregateRemoveRule.

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 FlinkAggregateRemoveRule INSTANCE

Constructor Detail

FlinkAggregateRemoveRule

@Deprecated
public FlinkAggregateRemoveRule(Class<? extends org.apache.calcite.rel.core.Aggregate> aggregateClass)

Deprecated.

FlinkAggregateRemoveRule

public FlinkAggregateRemoveRule(Class<? extends org.apache.calcite.rel.core.Aggregate> aggregateClass,
                                org.apache.calcite.tools.RelBuilderFactory relBuilderFactory)

Creates an FlinkAggregateRemoveRule.

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