org.apache.hadoop.hive.ql.optimizer.physical
Class LocalMapJoinProcFactory.LocalMapJoinProcessor

java.lang.Object
  org.apache.hadoop.hive.ql.optimizer.physical.LocalMapJoinProcFactory.LocalMapJoinProcessor

All Implemented Interfaces:

NodeProcessor

Enclosing class:

LocalMapJoinProcFactory

public static class LocalMapJoinProcFactory.LocalMapJoinProcessor
extends Object
implements NodeProcessor

LocalMapJoinProcessor.

Constructor Summary

LocalMapJoinProcFactory.LocalMapJoinProcessor()

Method Summary

void	hasGroupBy(Operator<? extends OperatorDesc> mapJoinOp, MapJoinResolver.LocalMapJoinProcCtx localMapJoinProcCtx)
Object	process(Node nd, Stack<Node> stack, NodeProcessorCtx ctx, Object... nodeOutputs) Generic process for all ops that don't have specific implementations.

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalMapJoinProcFactory.LocalMapJoinProcessor

public LocalMapJoinProcFactory.LocalMapJoinProcessor()

Method Detail

process

public Object process(Node nd,
                      Stack<Node> stack,
                      NodeProcessorCtx ctx,
                      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

ctx - 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

hasGroupBy

public void hasGroupBy(Operator<? extends OperatorDesc> mapJoinOp,
                       MapJoinResolver.LocalMapJoinProcCtx localMapJoinProcCtx)
                throws Exception

Throws:

Exception