org.apache.hadoop.hive.ql.optimizer.correlation

Class ReduceSinkDeDuplication.AbsctractReducerReducerProc

java.lang.Object

org.apache.hadoop.hive.ql.optimizer.correlation.ReduceSinkDeDuplication.AbsctractReducerReducerProc

All Implemented Interfaces:

NodeProcessor

Enclosing class:

ReduceSinkDeDuplication

public abstract static class ReduceSinkDeDuplication.AbsctractReducerReducerProc
extends Object
implements NodeProcessor

Constructor Summary

Constructors

Constructor and Description
AbsctractReducerReducerProc()

Method Summary

Modifier and Type	Method and Description
Object	process(Node nd, Stack<Node> stack, NodeProcessorCtx procCtx, Object... nodeOutputs) Generic process for all ops that don't have specific implementations.
protected abstract Object	process(ReduceSinkOperator cRS, GroupByOperator cGBY, ReduceSinkDeDuplication.ReduceSinkDeduplicateProcCtx dedupCtx)
protected abstract Object	process(ReduceSinkOperator cRS, ReduceSinkDeDuplication.ReduceSinkDeduplicateProcCtx dedupCtx)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbsctractReducerReducerProc

public AbsctractReducerReducerProc()

Method Detail

process

public Object process(Node nd,
                      Stack<Node> stack,
                      NodeProcessorCtx procCtx,
                      Object... nodeOutputs)
               throws SemanticException

Description copied from interface: NodeProcessor

Generic process for all ops that don't have specific implementations.

Specified by:

process in interface NodeProcessor

Parameters:

nd - operator to process

procCtx - operator processor context

nodeOutputs - A variable argument list of outputs from other nodes in the walk

Returns:

Object to be returned by the process call

Throws:

SemanticException

process

protected abstract Object process(ReduceSinkOperator cRS,
                                  ReduceSinkDeDuplication.ReduceSinkDeduplicateProcCtx dedupCtx)
                           throws SemanticException

Throws:

SemanticException

process

protected abstract Object process(ReduceSinkOperator cRS,
                                  GroupByOperator cGBY,
                                  ReduceSinkDeDuplication.ReduceSinkDeduplicateProcCtx dedupCtx)
                           throws SemanticException

Throws:

SemanticException