org.apache.hadoop.hive.ql.plan

Class MergeJoinWork

java.lang.Object

org.apache.hadoop.hive.ql.plan.AbstractOperatorDesc

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

org.apache.hadoop.hive.ql.plan.MergeJoinWork

All Implemented Interfaces:

Serializable, Cloneable, OperatorDesc

public class MergeJoinWork
extends BaseWork

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.plan.BaseWork

vectorColumnNameMap, vectorColumnTypeMap, vectorScratchColumnTypeMap

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

opProps, opTraits, statistics, vectorMode

Constructor Summary

Constructors

Constructor and Description
MergeJoinWork()

Method Summary

Methods

Modifier and Type	Method and Description
void	addDummyOp(HashTableDummyOperator dummyOp)
void	addMergedWork(BaseWork work, BaseWork connectWork, Map<Operator<?>,BaseWork> leafOperatorToFollowingWork)
void	configureJobConf(org.apache.hadoop.mapred.JobConf job)
Set<Operator<?>>	getAllRootOperators()
List<BaseWork>	getBaseWorkList()
String	getBigTableAlias()
List<HashTableDummyOperator>	getDummyOps()
BaseWork	getMainWork()
CommonMergeJoinOperator	getMergeJoinOperator()
String	getName()
void	replaceRoots(Map<Operator<?>,Operator<?>> replacementMap)
void	setDummyOps(List<HashTableDummyOperator> dummyOps)
void	setMergeJoinOperator(CommonMergeJoinOperator mergeJoinOp)

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

addSortCols, getAllLeafOperators, getAllOperators, getMapRedLocalWork, getSortCols, getTag, getVectorColumnNameMap, getVectorColumnTypeMap, getVectorScratchColumnTypeMap, isGatheringStats, setGatheringStats, setMapRedLocalWork, setName, setTag, setVectorColumnNameMap, setVectorColumnTypeMap, setVectorScratchColumnTypeMap

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

clone, getOpProps, getStatistics, getTraits, getVectorMode, setOpProps, setStatistics, setTraits, setVectorMode

Methods inherited from class java.lang.Object

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

Constructor Detail

MergeJoinWork

public MergeJoinWork()

Method Detail

getName

public String getName()

Overrides:

getName in class BaseWork

replaceRoots

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

Specified by:

replaceRoots in class BaseWork

getAllRootOperators

public Set<Operator<?>> getAllRootOperators()

Specified by:

getAllRootOperators in class BaseWork

configureJobConf

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

Specified by:

configureJobConf in class BaseWork

getMergeJoinOperator

public CommonMergeJoinOperator getMergeJoinOperator()

setMergeJoinOperator

public void setMergeJoinOperator(CommonMergeJoinOperator mergeJoinOp)

addMergedWork

public void addMergedWork(BaseWork work,
                 BaseWork connectWork,
                 Map<Operator<?>,BaseWork> leafOperatorToFollowingWork)

getBaseWorkList

public List<BaseWork> getBaseWorkList()

getBigTableAlias

public String getBigTableAlias()

getMainWork

public BaseWork getMainWork()

setDummyOps

public void setDummyOps(List<HashTableDummyOperator> dummyOps)

Overrides:

setDummyOps in class BaseWork

addDummyOp

public void addDummyOp(HashTableDummyOperator dummyOp)

Overrides:

addDummyOp in class BaseWork

getDummyOps

public List<HashTableDummyOperator> getDummyOps()

Overrides:

getDummyOps in class BaseWork