org.apache.hadoop.hive.ql.plan

Class CommonMergeJoinDesc

java.lang.Object

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

org.apache.hadoop.hive.ql.plan.JoinDesc

org.apache.hadoop.hive.ql.plan.MapJoinDesc

org.apache.hadoop.hive.ql.plan.CommonMergeJoinDesc

All Implemented Interfaces:

Serializable, Cloneable, OperatorDesc

public class CommonMergeJoinDesc
extends MapJoinDesc
implements Serializable

See Also:

Serialized Form

Field Summary

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

genJoinKeys

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

conds, FULL_OUTER_JOIN, INNER_JOIN, LEFT_OUTER_JOIN, LEFT_SEMI_JOIN, noOuterJoin, outputColumnNames, RIGHT_OUTER_JOIN, tagOrder, UNIQUE_JOIN

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

opProps, opTraits, statistics, vectorMode

Constructor Summary

Constructors

Constructor and Description
CommonMergeJoinDesc(int numBuckets, int mapJoinConversionPos, MapJoinDesc joinDesc)

Method Summary

Methods

Modifier and Type	Method and Description
int	getBigTablePosition()
int	getNumBuckets()

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

getAliasBucketFileNameMapping, getBigTableAlias, getBigTableBucketNumMapping, getBigTablePartSpecToFileMapping, getDumpFilePrefix, getGenJoinKeys, getHashTableMemoryUsage, getKeyCountsExplainDesc, getKeys, getKeysString, getKeyTblDesc, getParentDataSizes, getParentKeyCounts, getParentToInput, getPosBigTable, getRetainList, getValueFilteredTblDescs, getValueIndex, getValueIndices, getValueTblDescs, getVectorDesc, isBucketMapJoin, isHybridHashJoin, isMapSideJoin, setAliasBucketFileNameMapping, setBigTableAlias, setBigTableBucketNumMapping, setBigTablePartSpecToFileMapping, setBucketMapJoin, setDumpFilePrefix, setGenJoinKeys, setHashTableMemoryUsage, setHybridHashJoin, setKeys, setKeyTblDesc, setParentKeyCount, setParentToInput, setPosBigTable, setRetainList, setValueFilteredTblDescs, setValueIndices, setValueTblDescs, setVectorDesc

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

clone, cloneQBJoinTreeProps, convertToArray, getAliasToOpInfo, getBaseSrc, getBigKeysDirMap, getConds, getCondsList, getExprs, getFilterMap, getFilterMapString, getFilters, getFiltersStringMap, getHandleSkewJoin, getId, getKeyTableDesc, getLeftAlias, getLeftAliases, getMapAliases, getNoOuterJoin, getNullSafes, getNullSafeString, getOutputColumnNames, getReversedExprs, getRightAliases, getSkewKeyDefinition, getSkewKeysValuesTables, getSmallKeysDirMap, getStreamAliases, getTagLength, getTagOrder, isFixedAsSorted, isLeftInputJoin, isNoOuterJoin, resetOrder, setAliasToOpInfo, setBaseSrc, setBigKeysDirMap, setConds, setExprs, setFilterMap, setFilters, setFixedAsSorted, setHandleSkewJoin, setKeyTableDesc, setLeftAlias, setNoOuterJoin, setNullSafes, setOutputColumnNames, setQBJoinTreeProps, setQBJoinTreeProps, setReversedExprs, setRightAliases, setSkewKeyDefinition, setSkewKeysValuesTables, setSmallKeysDirMap, setTagOrder, toCompactString

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

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

CommonMergeJoinDesc

public CommonMergeJoinDesc(int numBuckets,
                   int mapJoinConversionPos,
                   MapJoinDesc joinDesc)

Method Detail

getNumBuckets

public int getNumBuckets()

getBigTablePosition

public int getBigTablePosition()