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

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

public static class UDAFMax.MaxStringEvaluator
extends Object
implements UDAFEvaluator


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

Constructor Detail

UDAFMax.MaxStringEvaluator

public UDAFMax.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(String o)

terminatePartial

public String terminatePartial()

merge

public boolean merge(String o)

terminate

public String terminate()


Copyright © 2009 The Apache Software Foundation