org.apache.pig.impl.logicalLayer.optimizer
Class LogicalOptimizer

java.lang.Object
  extended by org.apache.pig.impl.plan.optimizer.PlanOptimizer<LogicalOperator,LogicalPlan>
      extended by org.apache.pig.impl.logicalLayer.optimizer.LogicalOptimizer

public class LogicalOptimizer
extends PlanOptimizer<LogicalOperator,LogicalPlan>

An optimizer for logical plans.


Field Summary
 
Fields inherited from class org.apache.pig.impl.plan.optimizer.PlanOptimizer
mMaxIterations, mPlan, mRules
 
Constructor Summary
LogicalOptimizer(LogicalPlan plan)
           
LogicalOptimizer(LogicalPlan plan, ExecType mode)
           
LogicalOptimizer(LogicalPlan plan, ExecType mode, Set<String> turnOffRules)
           
 
Method Summary
 
Methods inherited from class org.apache.pig.impl.plan.optimizer.PlanOptimizer
optimize
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

LogicalOptimizer

public LogicalOptimizer(LogicalPlan plan)

LogicalOptimizer

public LogicalOptimizer(LogicalPlan plan,
                        ExecType mode)

LogicalOptimizer

public LogicalOptimizer(LogicalPlan plan,
                        ExecType mode,
                        Set<String> turnOffRules)


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