org.apache.calcite.sql2rel

类 RelDecorrelator.RemoveSingleAggregateRule

java.lang.Object

org.apache.calcite.plan.RelOptRule

org.apache.calcite.plan.RelRule<RelDecorrelator.RemoveSingleAggregateRule.Config>

org.apache.calcite.sql2rel.RelDecorrelator.RemoveSingleAggregateRule

封闭类:

RelDecorrelator

public static final class RelDecorrelator.RemoveSingleAggregateRule
extends org.apache.calcite.plan.RelRule<RelDecorrelator.RemoveSingleAggregateRule.Config>

Rule to remove single_value rel. For cases like

AggRel single_value proj/filter/agg/ join on unique LHS key AggRel single group

嵌套类概要

嵌套类

限定符和类型	类和说明
static interface	RelDecorrelator.RemoveSingleAggregateRule.Config Rule configuration.

从类继承的嵌套类/接口 org.apache.calcite.plan.RelRule

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

从类继承的嵌套类/接口 org.apache.calcite.plan.RelOptRule

org.apache.calcite.plan.RelOptRule.ConverterRelOptRuleOperand

字段概要

从类继承的字段 org.apache.calcite.plan.RelRule

config

从类继承的字段 org.apache.calcite.plan.RelOptRule

description, operands, relBuilderFactory

构造器概要

构造器

限定符	构造器和说明
protected	RemoveSingleAggregateRule(RelDecorrelator.RemoveSingleAggregateRule.Config config) Creates a RemoveSingleAggregateRule.

方法概要

限定符和类型	方法和说明
void	onMatch(org.apache.calcite.plan.RelOptRuleCall call)

从类继承的方法 org.apache.calcite.plan.RelOptRule

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

从类继承的方法 java.lang.Object

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

构造器详细资料

RemoveSingleAggregateRule

protected RemoveSingleAggregateRule(RelDecorrelator.RemoveSingleAggregateRule.Config config)

Creates a RemoveSingleAggregateRule.

方法详细资料

onMatch

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

指定者:

onMatch 在类中 org.apache.calcite.plan.RelOptRule