org.apache.hadoop.hive.ql.optimizer.calcite.rules

Class HiveSemiJoinRule.HiveProjectToSemiJoinRule

java.lang.Object

org.apache.calcite.plan.RelOptRule

org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveSemiJoinRule

org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveSemiJoinRule.HiveProjectToSemiJoinRule

Enclosing class:

HiveSemiJoinRule

public static class HiveSemiJoinRule.HiveProjectToSemiJoinRule
extends HiveSemiJoinRule

SemiJoinRule that matches a Project on top of a Join with an Aggregate as its right child.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveSemiJoinRule

HiveSemiJoinRule.HiveAggregateToSemiJoinRule, HiveSemiJoinRule.HiveProjectToSemiJoinRule

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveSemiJoinRule

INSTANCE_AGGREGATE, INSTANCE_PROJECT, LOG

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

description, operands, relBuilderFactory

Constructor Summary

Constructors

Constructor and Description
HiveProjectToSemiJoinRule(org.apache.calcite.tools.RelBuilderFactory relBuilder) Creates a HiveProjectToSemiJoinRule.

Method Summary

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

Methods inherited from class org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveSemiJoinRule

perform

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

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

Methods inherited from class java.lang.Object

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

Constructor Detail

HiveProjectToSemiJoinRule

public HiveProjectToSemiJoinRule(org.apache.calcite.tools.RelBuilderFactory relBuilder)

Creates a HiveProjectToSemiJoinRule.

Method Detail

onMatch

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

Specified by:

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