org.apache.pig.backend.hadoop.executionengine.tez.plan

Class TezPOPackageAnnotator

java.lang.Object

org.apache.pig.impl.plan.PlanVisitor<TezOperator,TezOperPlan>

org.apache.pig.backend.hadoop.executionengine.tez.plan.TezOpPlanVisitor

org.apache.pig.backend.hadoop.executionengine.tez.plan.TezPOPackageAnnotator

public class TezPOPackageAnnotator
extends TezOpPlanVisitor

A port of the POPackageAnnotator from MR to Tez.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TezPOPackageAnnotator.LoRearrangeDiscoverer Physical Plan visitor which tries to get the LocalRearrange(s) present in the plan (if any) and annotate the POPackage given to it with the information in the LocalRearrange (regarding columns in the "value" present in the "key")

Field Summary

Fields inherited from class org.apache.pig.impl.plan.PlanVisitor

mCurrentWalker, mPlan

Constructor Summary

Constructors

Constructor and Description
TezPOPackageAnnotator(TezOperPlan plan)

Method Summary

Methods

Modifier and Type	Method and Description
void	visitTezOp(TezOperator tezOp)

Methods inherited from class org.apache.pig.impl.plan.PlanVisitor

getPlan, popWalker, pushWalker, visit

Methods inherited from class java.lang.Object

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

Constructor Detail

TezPOPackageAnnotator

public TezPOPackageAnnotator(TezOperPlan plan)

Parameters:

plan - Tez plan to visit

Method Detail

visitTezOp

public void visitTezOp(TezOperator tezOp)
                throws VisitorException

Overrides:

visitTezOp in class TezOpPlanVisitor

Throws:

VisitorException