org.apache.hadoop.hive.ql.optimizer
Class GroupByOptimizer.BucketGroupByProcessor

java.lang.Object
  extended by org.apache.hadoop.hive.ql.optimizer.GroupByOptimizer.BucketGroupByProcessor
All Implemented Interfaces:
NodeProcessor
Enclosing class:
GroupByOptimizer

public class GroupByOptimizer.BucketGroupByProcessor
extends Object
implements NodeProcessor

BucketGroupByProcessor.


Field Summary
protected  ParseContext pGraphContext
           
 
Constructor Summary
GroupByOptimizer.BucketGroupByProcessor(ParseContext pGraphContext)
           
 
Method Summary
 Object process(Node nd, Stack<Node> stack, NodeProcessorCtx procCtx, Object... nodeOutputs)
          Generic process for all ops that don't have specific implementations.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

pGraphContext

protected ParseContext pGraphContext
Constructor Detail

GroupByOptimizer.BucketGroupByProcessor

public GroupByOptimizer.BucketGroupByProcessor(ParseContext pGraphContext)
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


Copyright © 2011 The Apache Software Foundation