Package se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.rewriting.rules

Class GenericRuleChangeOrderOfTwoUnaryOp

java.lang.Object

se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.rewriting.rules.AbstractRewritingRuleImpl

se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.rewriting.rules.GenericRuleChangeOrderOfTwoUnaryOp

All Implemented Interfaces:

RewritingRule

Direct Known Subclasses:

RuleChangeOrderOfBGPAddAndTPAdd, RuleChangeOrderOfTPAddAndBGPAdd, RuleChangeOrderOfTwoBGPAdd, RuleChangeOrderOfTwoTPAdd

public abstract class GenericRuleChangeOrderOfTwoUnaryOp
extends AbstractRewritingRuleImpl

Field Summary

Fields inherited from class se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.rewriting.rules.AbstractRewritingRuleImpl

priority

Constructor Summary

Constructors

Constructor	Description
GenericRuleChangeOrderOfTwoUnaryOp(double priority)

Method Summary

Modifier and Type	Method	Description
protected RuleApplication	createRuleApplication(PhysicalPlan[] pathToTargetPlan)

Methods inherited from class se.liu.ida.hefquin.engine.queryproc.impl.poptimizer.rewriting.rules.AbstractRewritingRuleImpl

canBeAppliedTo, collectAllPossibleApplications, determineAllPossibleApplications, getPriority

Methods inherited from class java.lang.Object

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

Constructor Details

GenericRuleChangeOrderOfTwoUnaryOp

public GenericRuleChangeOrderOfTwoUnaryOp(double priority)

Method Details

createRuleApplication

protected RuleApplication createRuleApplication(PhysicalPlan[] pathToTargetPlan)

Specified by:

createRuleApplication in class AbstractRewritingRuleImpl