public abstract class AbstractMapJoinOperator<T extends MapJoinDesc> extends CommonJoinOperator<T> implements Serializable
Operator.OperatorFunc, Operator.State
Modifier and Type | Field and Description |
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protected RowContainer<List<Object>> |
emptyList |
protected List<ExprNodeEvaluator>[] |
joinKeys
The expressions for join inputs's join keys.
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protected List<ObjectInspector>[] |
joinKeysObjectInspectors
The ObjectInspectors for the join inputs's join keys.
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protected byte |
posBigTable |
alias, aliasFilterTags, condn, countAfterReport, dummyObj, dummyObjVectors, filterMaps, filterTags, forwardCache, hconf, heartbeatInterval, intermediate, joinFilterObjectInspectors, joinFilters, joinValues, joinValuesObjectInspectors, joinValuesStandardObjectInspectors, LOG, noOuterJoin, NOTSKIPBIGTABLE, nullsafes, numAliases, offsets, order, rowContainerStandardObjectInspectors, skipVectors, spillTableDesc, totalSz
abortOp, asyncInitOperations, cContext, childOperators, childOperatorsArray, childOperatorsTag, colExprMap, conf, CONTEXT_NAME_KEY, done, groupKeyObject, HIVECOUNTERCREATEDFILES, HIVECOUNTERFATAL, id, inputObjInspectors, isLogDebugEnabled, isLogInfoEnabled, isLogTraceEnabled, operatorId, out, outputObjInspector, parentOperators, PLOG, reporter, state, statsMap
Modifier | Constructor and Description |
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protected |
AbstractMapJoinOperator()
Kryo ctor.
|
|
AbstractMapJoinOperator(AbstractMapJoinOperator<? extends MapJoinDesc> mjop) |
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AbstractMapJoinOperator(CompilationOpContext ctx) |
Modifier and Type | Method and Description |
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void |
closeOp(boolean abort)
All done.
|
OperatorType |
getType()
Return the type of the specific operator among the
types in OperatorType.
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protected List<ObjectInspector> |
getValueObjectInspectors(byte alias,
List<ObjectInspector>[] aliasToObjectInspectors) |
protected void |
initializeOp(org.apache.hadoop.conf.Configuration hconf)
Operator specific initialization.
|
checkAndGenObject, endGroup, getFilteredValue, getFilterTag, getName, getNextSize, getOperatorName, getPosToAliasMap, hasFilter, internalForward, opAllowedAfterMapJoin, opAllowedBeforeMapJoin, reportProgress, setPosToAliasMap, startGroup
abort, acceptLimitPushdown, allInitializedParentsAreClosed, areAllParentsInitialized, augmentPlan, cleanUpInputFileChanged, cleanUpInputFileChangedOp, clone, cloneOp, cloneRecursiveChildren, close, columnNamesRowResolvedCanBeObtained, completeInitializationOp, createDummy, defaultEndGroup, defaultStartGroup, dump, dump, flush, forward, getAdditionalCounters, getChildOperators, getChildren, getColumnExprMap, getCompilationOpContext, getConf, getConfiguration, getDone, getExecContext, getGroupKeyObject, getIdentifier, getInputObjInspectors, getIsReduceSink, getNextCntr, getNumChild, getNumParent, getOperatorId, getOpTraits, getOutputObjInspector, getParentOperators, getReduceOutputName, getSchema, getStatistics, getStats, initEvaluators, initEvaluators, initEvaluatorsAndReturnStruct, initialize, initialize, initializeChildren, initializeLocalWork, initOperatorId, isUseBucketizedHiveInputFormat, jobClose, jobCloseOp, logStats, opAllowedBeforeSortMergeJoin, opAllowedConvertMapJoin, passExecContext, preorderMap, process, processGroup, removeChild, removeChildAndAdoptItsChildren, removeParent, removeParents, replaceChild, replaceParent, reset, resetStats, setAlias, setChildOperators, setColumnExprMap, setCompilationOpContext, setConf, setDone, setExecContext, setGroupKeyObject, setId, setInputContext, setInputObjInspectors, setOperatorId, setOpTraits, setOutputCollector, setParentOperators, setReporter, setSchema, setStatistics, setUseBucketizedHiveInputFormat, supportAutomaticSortMergeJoin, supportSkewJoinOptimization, supportUnionRemoveOptimization, toString, toString
protected transient List<ExprNodeEvaluator>[] joinKeys
protected transient List<ObjectInspector>[] joinKeysObjectInspectors
protected transient byte posBigTable
protected transient RowContainer<List<Object>> emptyList
protected AbstractMapJoinOperator()
public AbstractMapJoinOperator(CompilationOpContext ctx)
public AbstractMapJoinOperator(AbstractMapJoinOperator<? extends MapJoinDesc> mjop)
protected void initializeOp(org.apache.hadoop.conf.Configuration hconf) throws HiveException
Operator
initializeOp
in class CommonJoinOperator<T extends MapJoinDesc>
HiveException
protected List<ObjectInspector> getValueObjectInspectors(byte alias, List<ObjectInspector>[] aliasToObjectInspectors)
getValueObjectInspectors
in class CommonJoinOperator<T extends MapJoinDesc>
public OperatorType getType()
Operator
getType
in class Operator<T extends MapJoinDesc>
public void closeOp(boolean abort) throws HiveException
CommonJoinOperator
closeOp
in class CommonJoinOperator<T extends MapJoinDesc>
HiveException
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