hadoop.table

Class CountTableRows.Reduce

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<Key,IntWritable,Key,IntWritable>

org.apache.hadoop.mapreduce.lib.reduce.IntSumReducer<Text>

hadoop.table.CountTableRows.Reduce

Enclosing class:

CountTableRows

public static class CountTableRows.Reduce
extends IntSumReducer<Text>

Nested class used to reduce to a smaller set of values, the set of intermediate values, sharing a key, which were produced by the mapping phase of the job.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer

Reducer.Context

Constructor Summary

Constructors

Constructor and Description
Reduce()

Method Summary

Methods inherited from class org.apache.hadoop.mapreduce.lib.reduce.IntSumReducer

reduce

Methods inherited from class org.apache.hadoop.mapreduce.Reducer

cleanup, run, setup

Methods inherited from class java.lang.Object

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

Constructor Detail

Reduce

public Reduce()