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

Class HiveSemiJoinRule.HiveProjectJoinToSemiJoinRule

java.lang.Object

org.apache.calcite.plan.RelOptRule

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

Enclosing class:

HiveSemiJoinRule

protected static class HiveSemiJoinRule.HiveProjectJoinToSemiJoinRule
extends org.apache.calcite.plan.RelOptRule

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.calcite.plan.RelOptRule

org.apache.calcite.plan.RelOptRule.ConverterRelOptRuleOperand

Field Summary

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

description, operands, relBuilderFactory

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	HiveProjectJoinToSemiJoinRule()

Method Summary

Modifier and Type	Method and Description
protected org.apache.calcite.util.ImmutableBitSet	extractUsedFields(org.apache.calcite.rel.core.Project project)
protected org.apache.calcite.rel.core.Project	recreateTopOperator(org.apache.calcite.tools.RelBuilder builder, org.apache.calcite.rex.RexBuilder rexBuilder, int[] adjustments, org.apache.calcite.rel.core.Project topProject, org.apache.calcite.rel.RelNode newInputOperator)
protected org.apache.calcite.rel.RelNode	recreateTopOperatorUnforced(org.apache.calcite.tools.RelBuilder builder, org.apache.calcite.rex.RexBuilder rexBuilder, int[] adjustments, org.apache.calcite.rel.core.Project topProject, org.apache.calcite.rel.RelNode newInputOperator)

Methods inherited from class 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

Methods inherited from class java.lang.Object

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

Constructor Detail

HiveProjectJoinToSemiJoinRule

protected HiveProjectJoinToSemiJoinRule()

Method Detail

extractUsedFields

protected org.apache.calcite.util.ImmutableBitSet extractUsedFields(org.apache.calcite.rel.core.Project project)

recreateTopOperator

protected org.apache.calcite.rel.core.Project recreateTopOperator(org.apache.calcite.tools.RelBuilder builder,
                                                                  org.apache.calcite.rex.RexBuilder rexBuilder,
                                                                  int[] adjustments,
                                                                  org.apache.calcite.rel.core.Project topProject,
                                                                  org.apache.calcite.rel.RelNode newInputOperator)

recreateTopOperatorUnforced

protected org.apache.calcite.rel.RelNode recreateTopOperatorUnforced(org.apache.calcite.tools.RelBuilder builder,
                                                                     org.apache.calcite.rex.RexBuilder rexBuilder,
                                                                     int[] adjustments,
                                                                     org.apache.calcite.rel.core.Project topProject,
                                                                     org.apache.calcite.rel.RelNode newInputOperator)