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Date: Thu, 30 Jul 2009 09:37:14 -0700 (PDT)
From: "Johan Oskarsson (JIRA)" <jira@apache.org>
To: mapreduce-issues@hadoop.apache.org
Subject: [jira] Updated: (MAPREDUCE-797) MRUnit MapReduceDriver should
 support combiners
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     [ https://issues.apache.org/jira/browse/MAPREDUCE-797?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Johan Oskarsson updated MAPREDUCE-797:
--------------------------------------

       Resolution: Fixed
    Fix Version/s: 0.21.0
     Hadoop Flags: [Reviewed]
           Status: Resolved  (was: Patch Available)

I just committed this. Thanks, Aaron!

> MRUnit MapReduceDriver should support combiners
> -----------------------------------------------
>
>                 Key: MAPREDUCE-797
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-797
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>            Reporter: Aaron Kimball
>            Assignee: Aaron Kimball
>             Fix For: 0.21.0
>
>         Attachments: MAPREDUCE-797.patch
>
>
> The MapReduceDriver allows you to specify a mapper and a reducer class with a simple sort/"shuffle" between the passes. It would be nice to also support another Reducer implementation being used as a combiner in the middle.

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