public class CollectOperator extends Operator<CollectDesc> implements Serializable
Operator.OperatorFunc, Operator.State
Modifier and Type | Field and Description |
---|---|
protected ArrayList<Object> |
rowList |
protected ObjectInspector |
standardRowInspector |
abortOp, alias, asyncInitOperations, cContext, childOperators, childOperatorsArray, childOperatorsTag, colExprMap, conf, CONTEXT_NAME_KEY, done, groupKeyObject, HIVECOUNTERCREATEDFILES, HIVECOUNTERFATAL, id, inputObjInspectors, isLogDebugEnabled, isLogInfoEnabled, isLogTraceEnabled, LOG, operatorId, out, outputObjInspector, parentOperators, PLOG, reporter, state, statsMap
Modifier | Constructor and Description |
---|---|
protected |
CollectOperator()
Kryo ctor.
|
|
CollectOperator(CompilationOpContext ctx) |
Modifier and Type | Method and Description |
---|---|
String |
getName()
Gets the name of the node.
|
static String |
getOperatorName() |
OperatorType |
getType()
Return the type of the specific operator among the
types in OperatorType.
|
protected void |
initializeOp(org.apache.hadoop.conf.Configuration hconf)
Operator specific initialization.
|
void |
process(Object row,
int tag)
Process the row.
|
void |
retrieve(InspectableObject result) |
abort, acceptLimitPushdown, allInitializedParentsAreClosed, areAllParentsInitialized, augmentPlan, cleanUpInputFileChanged, cleanUpInputFileChangedOp, clone, cloneOp, cloneRecursiveChildren, close, closeOp, columnNamesRowResolvedCanBeObtained, completeInitializationOp, createDummy, defaultEndGroup, defaultStartGroup, dump, dump, endGroup, 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, opAllowedAfterMapJoin, opAllowedBeforeMapJoin, opAllowedBeforeSortMergeJoin, opAllowedConvertMapJoin, passExecContext, preorderMap, 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, startGroup, supportAutomaticSortMergeJoin, supportSkewJoinOptimization, supportUnionRemoveOptimization, toString, toString
protected transient ObjectInspector standardRowInspector
protected CollectOperator()
public CollectOperator(CompilationOpContext ctx)
protected void initializeOp(org.apache.hadoop.conf.Configuration hconf) throws HiveException
Operator
initializeOp
in class Operator<CollectDesc>
HiveException
public void process(Object row, int tag) throws HiveException
Operator
process
in class Operator<CollectDesc>
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 void retrieve(InspectableObject result)
public OperatorType getType()
Operator
getType
in class Operator<CollectDesc>
public String getName()
Node
getName
in interface Node
getName
in class Operator<CollectDesc>
public static String getOperatorName()
Copyright © 2016 The Apache Software Foundation. All rights reserved.