public class VectorTopNKeyOperator extends Operator<TopNKeyDesc> implements VectorizationOperator
Operator.Counter, Operator.OperatorFunc, Operator.State
abortOp, alias, asyncInitOperations, cContext, childOperators, childOperatorsArray, childOperatorsTag, conf, CONTEXT_NAME_KEY, done, groupKeyObject, HIVE_COUNTER_CREATED_DYNAMIC_PARTITIONS, HIVE_COUNTER_CREATED_FILES, HIVE_COUNTER_FATAL, id, inputObjInspectors, LOG, numRows, operatorId, out, outputObjInspector, parentOperators, reporter, runTimeNumRows, state, statsMap
Constructor and Description |
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VectorTopNKeyOperator()
Kryo ctor.
|
VectorTopNKeyOperator(CompilationOpContext ctx) |
VectorTopNKeyOperator(CompilationOpContext ctx,
OperatorDesc conf,
VectorizationContext vContext,
VectorDesc vectorDesc) |
Modifier and Type | Method and Description |
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static void |
checkTopNFilterEfficiency(Map<KeyWrapper,TopNKeyFilter> filters,
Set<KeyWrapper> disabledPartitions,
float efficiencyThreshold,
org.slf4j.Logger log,
long checkEfficiencyNumRows) |
protected void |
closeOp(boolean abort)
Operator specific close routine.
|
boolean |
columnNamesRowResolvedCanBeObtained() |
VectorizationContext |
getInputVectorizationContext() |
String |
getName()
Gets the name of the node.
|
OperatorType |
getType()
Return the type of the specific operator among the
types in OperatorType.
|
VectorDesc |
getVectorDesc() |
protected void |
initializeOp(org.apache.hadoop.conf.Configuration hconf)
Operator specific initialization.
|
void |
process(Object data,
int tag)
Process the row.
|
void |
setNextVectorBatchGroupStatus(boolean isLastGroupBatch) |
boolean |
supportAutomaticSortMergeJoin()
Whether this operator supports automatic sort merge join.
|
boolean |
supportSkewJoinOptimization() |
boolean |
supportUnionRemoveOptimization() |
abort, acceptLimitPushdown, allInitializedParentsAreClosed, areAllParentsInitialized, augmentPlan, cleanUpInputFileChanged, cleanUpInputFileChangedOp, clone, cloneOp, cloneRecursiveChildren, close, completeInitializationOp, createDummy, defaultEndGroup, defaultStartGroup, dump, dump, endGroup, flush, flushRecursive, forward, getAdditionalCounters, getChildOperators, getChildren, getColumnExprMap, getCompilationOpContext, getConf, getConfiguration, getCounterName, getDone, getExecContext, getGroupKeyObject, getIdentifier, getInputObjInspectors, getIsReduceSink, getMarker, getNextCntr, getNumChild, getNumParent, getOperatorId, getOperatorName, 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, replaceTabAlias, reset, setAlias, setChildOperators, setColumnExprMap, setCompilationOpContext, setConf, setDone, setExecContext, setGroupKeyObject, setInputContext, setInputObjInspectors, setMarker, setOpTraits, setOutputCollector, setParentOperators, setReporter, setSchema, setStatistics, setUseBucketizedHiveInputFormat, startGroup, toString, toString, toString, vectorForward
public VectorTopNKeyOperator(CompilationOpContext ctx, OperatorDesc conf, VectorizationContext vContext, VectorDesc vectorDesc)
public VectorTopNKeyOperator()
public VectorTopNKeyOperator(CompilationOpContext ctx)
protected void initializeOp(org.apache.hadoop.conf.Configuration hconf) throws HiveException
Operator
initializeOp
in class Operator<TopNKeyDesc>
HiveException
public void process(Object data, int tag) throws HiveException
Operator
process
in class Operator<TopNKeyDesc>
data
- 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 static void checkTopNFilterEfficiency(Map<KeyWrapper,TopNKeyFilter> filters, Set<KeyWrapper> disabledPartitions, float efficiencyThreshold, org.slf4j.Logger log, long checkEfficiencyNumRows)
public VectorizationContext getInputVectorizationContext()
getInputVectorizationContext
in interface VectorizationOperator
public VectorDesc getVectorDesc()
getVectorDesc
in interface VectorizationOperator
public void setNextVectorBatchGroupStatus(boolean isLastGroupBatch) throws HiveException
setNextVectorBatchGroupStatus
in class Operator<TopNKeyDesc>
HiveException
public String getName()
Node
getName
in interface Node
getName
in class Operator<TopNKeyDesc>
public OperatorType getType()
Operator
getType
in class Operator<TopNKeyDesc>
protected void closeOp(boolean abort) throws HiveException
Operator
closeOp
in class Operator<TopNKeyDesc>
HiveException
public boolean supportSkewJoinOptimization()
supportSkewJoinOptimization
in class Operator<TopNKeyDesc>
public boolean columnNamesRowResolvedCanBeObtained()
columnNamesRowResolvedCanBeObtained
in class Operator<TopNKeyDesc>
public boolean supportAutomaticSortMergeJoin()
Operator
supportAutomaticSortMergeJoin
in class Operator<TopNKeyDesc>
public boolean supportUnionRemoveOptimization()
supportUnionRemoveOptimization
in class Operator<TopNKeyDesc>
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