|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectorg.apache.hadoop.hive.ql.exec.Operator<forwardDesc>
org.apache.hadoop.hive.ql.exec.ForwardOperator
public class ForwardOperator
Forward Operator Just forwards. Doesn't do anything itself.
Nested Class Summary |
---|
Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.exec.Operator |
---|
Operator.OperatorFunc, Operator.State |
Field Summary |
---|
Fields inherited from class org.apache.hadoop.hive.ql.exec.Operator |
---|
alias, childOperators, childOperatorsArray, childOperatorsTag, colExprMap, conf, done, id, inputObjInspectors, LOG, out, outputObjInspector, parentOperators, reporter, state, statsMap |
Constructor Summary | |
---|---|
ForwardOperator()
|
Method Summary | |
---|---|
void |
process(Object row,
int tag)
Process the row. |
Methods inherited from class org.apache.hadoop.hive.ql.exec.Operator |
---|
areAllParentsInitialized, close, closeOp, dump, endGroup, forward, getChildOperators, getChildren, getColumnExprMap, getConf, getDone, getIdentifier, getName, getParentOperators, getSchema, getStats, initEvaluators, initEvaluatorsAndReturnStruct, initialize, initializeChildren, initializeOp, jobClose, logStats, preorderMap, removeChild, replaceChild, replaceParent, resetStats, setAlias, setChildOperators, setColumnExprMap, setConf, setDone, setId, setOutputCollector, setParentOperators, setReporter, setSchema, startGroup |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
---|
public ForwardOperator()
Method Detail |
---|
public void process(Object row, int tag) throws HiveException
Operator
process
in class Operator<forwardDesc>
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
|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |