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
static String LOLOAD_CLASSNAME
           
static String LOSTREAM_CLASSNAME
           
 
Fields inherited from class org.apache.pig.impl.plan.optimizer.PlanOptimizer
mPlan, mRules
 
Constructor Summary
LogicalOptimizer(LogicalPlan plan)
           
LogicalOptimizer(LogicalPlan plan, ExecType mode)
           
 
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
 

Field Detail

LOLOAD_CLASSNAME

public static final String LOLOAD_CLASSNAME
See Also:
Constant Field Values

LOSTREAM_CLASSNAME

public static final String LOSTREAM_CLASSNAME
See Also:
Constant Field Values
Constructor Detail

LogicalOptimizer

public LogicalOptimizer(LogicalPlan plan)

LogicalOptimizer

public LogicalOptimizer(LogicalPlan plan,
                        ExecType mode)


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