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From "Ron Buckley (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HBASE-3996) d
Date Wed, 06 Mar 2013 13:14:14 GMT

     [ https://issues.apache.org/jira/browse/HBASE-3996?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Ron Buckley updated HBASE-3996:
-------------------------------

    Summary: d  (was: Support multiple tables and scanners as input to the mapper in map/reduce
jobs)
    
> d
> -
>
>                 Key: HBASE-3996
>                 URL: https://issues.apache.org/jira/browse/HBASE-3996
>             Project: HBase
>          Issue Type: Improvement
>          Components: mapreduce
>            Reporter: Eran Kutner
>            Assignee: Bryan Baugher
>            Priority: Critical
>             Fix For: 0.95.0, 0.94.5
>
>         Attachments: 3996-0.94.txt, 3996-v10.txt, 3996-v11.txt, 3996-v12.txt, 3996-v13.txt,
3996-v14.txt, 3996-v15.txt, 3996-v2.txt, 3996-v3.txt, 3996-v4.txt, 3996-v5.txt, 3996-v6.txt,
3996-v7.txt, 3996-v8.txt, 3996-v9.txt, HBase-3996.patch
>
>
> It seems that in many cases feeding data from multiple tables or multiple scanners on
a single table can save a lot of time when running map/reduce jobs.
> I propose a new MultiTableInputFormat class that would allow doing this.

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