org.apache.hadoop.hive.ql

Class QueryProperties

java.lang.Object

org.apache.hadoop.hive.ql.QueryProperties

public class QueryProperties
extends Object

QueryProperties. A structure to contain features of a query that are determined during parsing and may be useful for categorizing a query type These include whether the query contains: a join clause, a group by clause, an order by clause, a sort by clause, a group by clause following a join clause, and whether the query uses a script for mapping/reducing

Constructor Summary

Constructors

Constructor and Description
QueryProperties()

Method Summary

Methods

Modifier and Type	Method and Description
void	clear()
int	getJoinCount()
int	getOuterJoinCount()
int	getOuterQueryLimit()
boolean	hasClusterBy()
boolean	hasDistributeBy()
boolean	hasFilterWithSubQuery()
boolean	hasGroupBy()
boolean	hasJoin()
boolean	hasJoinFollowedByGroupBy()
boolean	hasLateralViews()
boolean	hasMultiDestQuery()
boolean	hasOrderBy()
boolean	hasOuterOrderBy()
boolean	hasPTF()
boolean	hasSortBy()
boolean	hasWindowing()
void	incrementJoinCount(boolean outerJoin)
boolean	isAnalyzeCommand()
boolean	isAnalyzeRewrite()
boolean	isCTAS()
boolean	isHasMapGroupBy()
boolean	isInsertToTable()
boolean	isMapJoinRemoved()
boolean	isNoScanAnalyzeCommand()
boolean	isPartialScanAnalyzeCommand()
boolean	isQuery()
void	setAnalyzeCommand(boolean analyzeCommand)
void	setAnalyzeRewrite(boolean analyzeRewrite)
void	setCTAS(boolean ctas)
void	setFilterWithSubQuery(boolean filterWithSubQuery)
void	setHasClusterBy(boolean hasClusterBy)
void	setHasDistributeBy(boolean hasDistributeBy)
void	setHasGroupBy(boolean hasGroupBy)
void	setHasJoinFollowedByGroupBy(boolean hasJoinFollowedByGroupBy)
void	setHasLateralViews(boolean hasLateralViews)
void	setHasMapGroupBy(boolean hasMapGroupBy)
void	setHasOrderBy(boolean hasOrderBy)
void	setHasOuterOrderBy(boolean hasOuterOrderBy)
void	setHasPTF(boolean hasPTF)
void	setHasSortBy(boolean hasSortBy)
void	setHasWindowing(boolean hasWindowing)
void	setInsertToTable(boolean insertToTable)
void	setMapJoinRemoved(boolean mapJoinRemoved)
void	setMultiDestQuery(boolean multiDestQuery)
void	setNoScanAnalyzeCommand(boolean noScanAnalyzeCommand)
void	setOuterQueryLimit(int outerQueryLimit)
void	setPartialScanAnalyzeCommand(boolean partialScanAnalyzeCommand)
void	setQuery(boolean query)
void	setUsesScript(boolean usesScript)
boolean	usesScript()

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryProperties

public QueryProperties()

Method Detail

isQuery

public boolean isQuery()

setQuery

public void setQuery(boolean query)

isAnalyzeCommand

public boolean isAnalyzeCommand()

setAnalyzeCommand

public void setAnalyzeCommand(boolean analyzeCommand)

isPartialScanAnalyzeCommand

public boolean isPartialScanAnalyzeCommand()

setPartialScanAnalyzeCommand

public void setPartialScanAnalyzeCommand(boolean partialScanAnalyzeCommand)

isNoScanAnalyzeCommand

public boolean isNoScanAnalyzeCommand()

setNoScanAnalyzeCommand

public void setNoScanAnalyzeCommand(boolean noScanAnalyzeCommand)

isAnalyzeRewrite

public boolean isAnalyzeRewrite()

setAnalyzeRewrite

public void setAnalyzeRewrite(boolean analyzeRewrite)

isCTAS

public boolean isCTAS()

setCTAS

public void setCTAS(boolean ctas)

isInsertToTable

public boolean isInsertToTable()

setInsertToTable

public void setInsertToTable(boolean insertToTable)

getOuterQueryLimit

public int getOuterQueryLimit()

setOuterQueryLimit

public void setOuterQueryLimit(int outerQueryLimit)

hasJoin

public boolean hasJoin()

incrementJoinCount

public void incrementJoinCount(boolean outerJoin)

getJoinCount

public int getJoinCount()

getOuterJoinCount

public int getOuterJoinCount()

setHasLateralViews

public void setHasLateralViews(boolean hasLateralViews)

hasLateralViews

public boolean hasLateralViews()

hasGroupBy

public boolean hasGroupBy()

setHasGroupBy

public void setHasGroupBy(boolean hasGroupBy)

hasOrderBy

public boolean hasOrderBy()

setHasOrderBy

public void setHasOrderBy(boolean hasOrderBy)

hasOuterOrderBy

public boolean hasOuterOrderBy()

setHasOuterOrderBy

public void setHasOuterOrderBy(boolean hasOuterOrderBy)

hasSortBy

public boolean hasSortBy()

setHasSortBy

public void setHasSortBy(boolean hasSortBy)

hasJoinFollowedByGroupBy

public boolean hasJoinFollowedByGroupBy()

setHasJoinFollowedByGroupBy

public void setHasJoinFollowedByGroupBy(boolean hasJoinFollowedByGroupBy)

usesScript

public boolean usesScript()

setUsesScript

public void setUsesScript(boolean usesScript)

hasDistributeBy

public boolean hasDistributeBy()

setHasDistributeBy

public void setHasDistributeBy(boolean hasDistributeBy)

hasClusterBy

public boolean hasClusterBy()

setHasClusterBy

public void setHasClusterBy(boolean hasClusterBy)

hasPTF

public boolean hasPTF()

setHasPTF

public void setHasPTF(boolean hasPTF)

hasWindowing

public boolean hasWindowing()

setHasWindowing

public void setHasWindowing(boolean hasWindowing)

isMapJoinRemoved

public boolean isMapJoinRemoved()

setMapJoinRemoved

public void setMapJoinRemoved(boolean mapJoinRemoved)

isHasMapGroupBy

public boolean isHasMapGroupBy()

setHasMapGroupBy

public void setHasMapGroupBy(boolean hasMapGroupBy)

hasMultiDestQuery

public boolean hasMultiDestQuery()

setMultiDestQuery

public void setMultiDestQuery(boolean multiDestQuery)

setFilterWithSubQuery

public void setFilterWithSubQuery(boolean filterWithSubQuery)

hasFilterWithSubQuery

public boolean hasFilterWithSubQuery()

clear

public void clear()