org.apache.hadoop.hive.ql.parse
Class TableAccessAnalyzer.GroupByProcessor

java.lang.Object
  org.apache.hadoop.hive.ql.parse.TableAccessAnalyzer.GroupByProcessor

All Implemented Interfaces:

NodeProcessor

Enclosing class:

TableAccessAnalyzer

public class TableAccessAnalyzer.GroupByProcessor
extends Object
implements NodeProcessor

Processor for GroupBy operator

Constructor Summary

TableAccessAnalyzer.GroupByProcessor(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

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

Constructor Detail

TableAccessAnalyzer.GroupByProcessor

public TableAccessAnalyzer.GroupByProcessor(ParseContext pGraphContext)

Method Detail

process

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

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