org.apache.hadoop.hive.ql.udf
Class UDAFTestMax.MaxStringEvaluator

java.lang.Object
  extended by org.apache.hadoop.hive.ql.udf.UDAFTestMax.MaxStringEvaluator
All Implemented Interfaces:
UDAFEvaluator
Enclosing class:
UDAFTestMax

public static class UDAFTestMax.MaxStringEvaluator
extends Object
implements UDAFEvaluator

MaxStringEvaluator.


Constructor Summary
UDAFTestMax.MaxStringEvaluator()
           
 
Method Summary
 void init()
          Initializer.
 boolean iterate(org.apache.hadoop.io.Text o)
           
 boolean merge(org.apache.hadoop.io.Text o)
           
 org.apache.hadoop.io.Text terminate()
           
 org.apache.hadoop.io.Text terminatePartial()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

UDAFTestMax.MaxStringEvaluator

public UDAFTestMax.MaxStringEvaluator()
Method Detail

init

public void init()
Description copied from interface: UDAFEvaluator
Initializer. Initializes the state for the evaluator.

Specified by:
init in interface UDAFEvaluator

iterate

public boolean iterate(org.apache.hadoop.io.Text o)

terminatePartial

public org.apache.hadoop.io.Text terminatePartial()

merge

public boolean merge(org.apache.hadoop.io.Text o)

terminate

public org.apache.hadoop.io.Text terminate()


Copyright © 2011 The Apache Software Foundation