org.apache.calcite.plan.hep

Class HepInstruction.RuleInstance

java.lang.Object

org.apache.calcite.plan.hep.HepInstruction

org.apache.calcite.plan.hep.HepInstruction.RuleInstance

Enclosing class:

HepInstruction

static class HepInstruction.RuleInstance
extends HepInstruction

Instruction that executes a given rule.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.plan.hep.HepInstruction

HepInstruction.BeginGroup, HepInstruction.CommonRelSubExprRules, HepInstruction.ConverterRules, HepInstruction.EndGroup, HepInstruction.MatchLimit, HepInstruction.MatchOrder, HepInstruction.RuleClass<R extends RelOptRule>, HepInstruction.RuleCollection, HepInstruction.RuleInstance, HepInstruction.Subprogram

Field Summary

Fields

Modifier and Type	Field and Description
(package private) RelOptRule	rule Explicitly specified rule, or rule looked up by planner from description.
(package private) String	ruleDescription Description to look for, or null if rule specified explicitly.

Constructor Summary

Constructors

Constructor and Description
RuleInstance()

Method Summary

Modifier and Type	Method and Description
(package private) void	execute(HepPlanner planner)
(package private) void	initialize(boolean clearCache)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ruleDescription

String ruleDescription

Description to look for, or null if rule specified explicitly.

rule

RelOptRule rule

Explicitly specified rule, or rule looked up by planner from description.

Constructor Detail

RuleInstance

RuleInstance()

Method Detail

initialize

void initialize(boolean clearCache)

Overrides:

initialize in class HepInstruction

execute

void execute(HepPlanner planner)

Specified by:

execute in class HepInstruction