org.apache.hadoop.hive.ql.udf

Class UDAFTestMax.MaxStringEvaluator

java.lang.Object

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

All Implemented Interfaces:

UDAFEvaluator

Enclosing class:

UDAFTestMax

public static class UDAFTestMax.MaxStringEvaluator
extends java.lang.Object
implements UDAFEvaluator

MaxStringEvaluator.

Constructor Summary

Constructors

Constructor and Description
MaxStringEvaluator()

Method Summary

Modifier and Type	Method and Description
void	init() Initializer.
boolean	iterate(Text o)
boolean	merge(Text o)
Text	terminate()
Text	terminatePartial()

Methods inherited from class java.lang.Object

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

Constructor Detail

MaxStringEvaluator

public 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(Text o)

terminatePartial

public Text terminatePartial()

merge

public boolean merge(Text o)

terminate

public Text terminate()