Package org.apache.pig.impl.plan.optimizer

Class Summary
CommonNodeFinder  
PlanOptimizer<O extends Operator,P extends OperatorPlan<O>> A class to optimize plans.
Rule<O extends Operator,P extends OperatorPlan<O>> A rule for optimizing a plan.
RuleMatcher<O extends Operator,P extends OperatorPlan<O>> RuleMatcher contains the logic to determine whether a given rule matches.
RuleOperator Parent for all Logical operators.
RulePlan  
RulePlanPrinter A visitor mechanism printing out the logical plan.
RulePlanVisitor  
Transformer<O extends Operator,P extends OperatorPlan<O>> Transformer represents one tranform that the optimizer can apply to a graph.
 

Enum Summary
Rule.WalkerAlgo  
RuleOperator.NodeType  
 

Exception Summary
OptimizerException  
 



Copyright © ${year} The Apache Software Foundation