org.apache.hadoop.hive.ql.optimizer
Class GenMRRedSink1

java.lang.Object
  extended by org.apache.hadoop.hive.ql.optimizer.GenMRRedSink1
All Implemented Interfaces:
NodeProcessor

public class GenMRRedSink1
extends Object
implements NodeProcessor

Processor for the rule - table scan followed by reduce sink


Constructor Summary
GenMRRedSink1()
           
 
Method Summary
 Object process(Node nd, Stack<Node> stack, NodeProcessorCtx opProcCtx, Object... nodeOutputs)
          Reduce Scan encountered
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

GenMRRedSink1

public GenMRRedSink1()
Method Detail

process

public Object process(Node nd,
                      Stack<Node> stack,
                      NodeProcessorCtx opProcCtx,
                      Object... nodeOutputs)
               throws SemanticException
Reduce Scan encountered

Specified by:
process in interface NodeProcessor
Parameters:
nd - the reduce sink operator encountered
opProcCtx - 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


Copyright © 2009 The Apache Software Foundation