org.apache.hadoop.hive.ql.plan
Class BaseWork

java.lang.Object
  org.apache.hadoop.hive.ql.plan.AbstractOperatorDesc
      org.apache.hadoop.hive.ql.plan.BaseWork

All Implemented Interfaces:

Serializable, Cloneable, OperatorDesc

Direct Known Subclasses:

MapWork, ReduceWork, UnionWork

public abstract class BaseWork
extends AbstractOperatorDesc

BaseWork. Base class for any "work" that's being done on the cluster. Items like stats gathering that are commonly used regarless of the type of work live here.

See Also:

Serialized Form

Constructor Summary

BaseWork()

BaseWork(String name)

Method Summary

void	addDummyOp(HashTableDummyOperator dummyOp)
abstract void	configureJobConf(org.apache.hadoop.mapred.JobConf job)
Set<Operator<?>>	getAllOperators()
abstract Set<Operator<?>>	getAllRootOperators()
List<HashTableDummyOperator>	getDummyOps()
String	getName()
boolean	isGatheringStats()
abstract void	replaceRoots(Map<Operator<?>,Operator<?>> replacementMap)
void	setDummyOps(List<HashTableDummyOperator> dummyOps)
void	setGatheringStats(boolean gatherStats)
void	setName(String name)

Methods inherited from class org.apache.hadoop.hive.ql.plan.AbstractOperatorDesc

clone, getOpTraits, getStatistics, setOpTraits, setStatistics, setVectorMode

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseWork

public BaseWork()

BaseWork

public BaseWork(String name)

Method Detail

setGatheringStats

public void setGatheringStats(boolean gatherStats)

isGatheringStats

public boolean isGatheringStats()

getName

public String getName()

setName

public void setName(String name)

getDummyOps

public List<HashTableDummyOperator> getDummyOps()

setDummyOps

public void setDummyOps(List<HashTableDummyOperator> dummyOps)

addDummyOp

public void addDummyOp(HashTableDummyOperator dummyOp)

replaceRoots

public abstract void replaceRoots(Map<Operator<?>,Operator<?>> replacementMap)

getAllRootOperators

public abstract Set<Operator<?>> getAllRootOperators()

getAllOperators

public Set<Operator<?>> getAllOperators()

configureJobConf

public abstract void configureJobConf(org.apache.hadoop.mapred.JobConf job)