public class VectorLimitOperator extends LimitOperator implements VectorizationOperator
Operator.Counter, Operator.OperatorFunc, Operator.State
currCount, isMap, leastRow, limit, offset
abortOp, alias, asyncInitOperations, bucketingVersion, cContext, childOperators, childOperatorsArray, childOperatorsTag, conf, CONTEXT_NAME_KEY, done, groupKeyObject, HIVE_COUNTER_CREATED_DYNAMIC_PARTITIONS, HIVE_COUNTER_CREATED_FILES, HIVE_COUNTER_FATAL, id, indexForTezUnion, inputObjInspectors, LOG, numRows, operatorId, out, outputObjInspector, parentOperators, reporter, runTimeNumRows, state, statsMap
Constructor and Description |
---|
VectorLimitOperator()
Kryo ctor.
|
VectorLimitOperator(CompilationOpContext ctx) |
VectorLimitOperator(CompilationOpContext ctx,
OperatorDesc conf,
VectorizationContext vContext,
VectorDesc vectorDesc) |
Modifier and Type | Method and Description |
---|---|
VectorizationContext |
getInputVectorizationContext() |
VectorDesc |
getVectorDesc() |
void |
process(Object row,
int tag)
Process the row.
|
closeOp, getName, getOperatorName, getType, initializeOp
abort, acceptLimitPushdown, allInitializedParentsAreClosed, areAllParentsInitialized, augmentPlan, cleanUpInputFileChanged, cleanUpInputFileChangedOp, clone, cloneOp, cloneRecursiveChildren, close, columnNamesRowResolvedCanBeObtained, completeInitializationOp, createDummy, defaultEndGroup, defaultStartGroup, dump, dump, endGroup, flush, flushRecursive, forward, forward, forward, getAdditionalCounters, getBucketingVersion, getChildOperators, getChildren, getColumnExprMap, getCompilationOpContext, getConf, getConfiguration, getCounterName, getDone, getExecContext, getGroupKeyObject, getIdentifier, getIndexForTezUnion, getInputObjInspectors, getIsReduceSink, getMarker, getNextCntr, getNumChild, getNumParent, getOperatorId, getOpTraits, getOutputObjInspector, getParentOperators, getReduceOutputName, getSchema, getStatistics, getStats, initEvaluators, initEvaluators, initEvaluatorsAndReturnStruct, initialize, initialize, initializeChildren, initializeLocalWork, initOperatorId, isUseBucketizedHiveInputFormat, jobClose, jobCloseOp, logicalEquals, logicalEqualsTree, logStats, opAllowedAfterMapJoin, opAllowedBeforeMapJoin, opAllowedBeforeSortMergeJoin, opAllowedConvertMapJoin, passExecContext, preorderMap, processGroup, removeChild, removeChildAndAdoptItsChildren, removeParent, removeParents, replaceChild, replaceParent, reset, setAlias, setBucketingVersion, setChildOperators, setColumnExprMap, setCompilationOpContext, setConf, setDone, setExecContext, setGroupKeyObject, setIndexForTezUnion, setInputContext, setInputObjInspectors, setMarker, setNextVectorBatchGroupStatus, setOpTraits, setOutputCollector, setParentOperators, setReporter, setSchema, setStatistics, setUseBucketizedHiveInputFormat, startGroup, supportAutomaticSortMergeJoin, supportSkewJoinOptimization, supportUnionRemoveOptimization, toString, toString
public VectorLimitOperator()
public VectorLimitOperator(CompilationOpContext ctx)
public VectorLimitOperator(CompilationOpContext ctx, OperatorDesc conf, VectorizationContext vContext, VectorDesc vectorDesc)
public VectorizationContext getInputVectorizationContext()
getInputVectorizationContext
in interface VectorizationOperator
public void process(Object row, int tag) throws HiveException
Operator
process
in class LimitOperator
row
- The object representing the row.tag
- The tag of the row usually means which parent this row comes from.
Rows with the same tag should have exactly the same rowInspector
all the time.HiveException
public VectorDesc getVectorDesc()
getVectorDesc
in interface VectorizationOperator
Copyright © 2022 The Apache Software Foundation. All rights reserved.