Package org.apache.druid.sql.calcite.rule.logical

Class DruidUnionRule

java.lang.Object

org.apache.calcite.plan.RelOptRule

org.apache.calcite.plan.RelRule<org.apache.calcite.rel.convert.ConverterRule.Config>

org.apache.calcite.rel.convert.ConverterRule

org.apache.druid.sql.calcite.rule.logical.DruidUnionRule

public class DruidUnionRule
extends org.apache.calcite.rel.convert.ConverterRule

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.rel.convert.ConverterRule

org.apache.calcite.rel.convert.ConverterRule.Config

Nested classes/interfaces inherited from class 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

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.rel.convert.ConverterRule

out

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
DruidUnionRule(Class<? extends org.apache.calcite.rel.RelNode> clazz, org.apache.calcite.plan.RelTrait in, org.apache.calcite.plan.RelTrait out, String descriptionPrefix)

Method Summary

Modifier and Type	Method	Description
@Nullable org.apache.calcite.rel.RelNode	convert(org.apache.calcite.rel.RelNode rel)

Methods inherited from class org.apache.calcite.rel.convert.ConverterRule

getInTrait, getOutConvention, getOutTrait, getTraitDef, isGuaranteed, onMatch

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

any, convert, convert, convert, convert, convertList, convertOperand, convertOperand, equals, equals, getOperand, getOperands, 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 Details

DruidUnionRule

public DruidUnionRule(Class<? extends org.apache.calcite.rel.RelNode> clazz,
 org.apache.calcite.plan.RelTrait in,
 org.apache.calcite.plan.RelTrait out,
 String descriptionPrefix)

Method Details

convert

public @Nullable org.apache.calcite.rel.RelNode convert(org.apache.calcite.rel.RelNode rel)

Specified by:

convert in class org.apache.calcite.rel.convert.ConverterRule