Package | Description |
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org.apache.hadoop.hive.ql.optimizer.physical |
Modifier and Type | Method and Description |
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protected Object |
BucketingSortingOpProcFactory.GroupByInferrer.processGroupBy(Operator<? extends OperatorDesc> parent,
GroupByOperator gop,
BucketingSortingCtx bctx)
Process a GroupByOperator to determine which if any columns the output is bucketed and
sorted by, assumes the columns output by the parent which are bucketed and sorted have
already been determined.
|
protected void |
BucketingSortingOpProcFactory.GroupByInferrer.processGroupByReduceSink(ReduceSinkOperator rop,
GroupByOperator gop,
BucketingSortingCtx bctx)
Process the ReduceSinkOperator preceding a GroupByOperator to determine which columns
are bucketed and sorted.
|
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