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https://issues.apache.org/jira/browse/HBASE-1829?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12757855#action_12757855
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Lars George commented on HBASE-1829:
------------------------------------

Michael, yes, that can be pushed out, just thought I dump it here so I can work 
on it and get comments early.

Jon, thanks for the pointer, I will add a unit test for it this week and test 
accordingly. 

> Make use of start/stop row in TableInputFormat
> ----------------------------------------------
>
>                 Key: HBASE-1829
>                 URL: https://issues.apache.org/jira/browse/HBASE-1829
>             Project: Hadoop HBase
>          Issue Type: Improvement
>          Components: mapred
>    Affects Versions: 0.20.0
>            Reporter: Lars George
>            Assignee: Lars George
>            Priority: Minor
>             Fix For: 0.20.1
>
>         Attachments: HBASE-1829.patch
>
>
> Since we can now specify a start and stop row with the Scan that is handed to 
> the TIF we can reduce the splits to the regions that contain these rows. That 
> allows to test large MR jobs on a single region for example.

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