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From "Jonathan Gray (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HBASE-1170) Specify startRow and stopRow for MapReduce / TabieInputFormat
Date Thu, 30 Apr 2009 23:16:30 GMT

     [ https://issues.apache.org/jira/browse/HBASE-1170?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jonathan Gray updated HBASE-1170:
---------------------------------

    Priority: Minor  (was: Major)

> Specify startRow and stopRow for MapReduce / TabieInputFormat
> -------------------------------------------------------------
>
>                 Key: HBASE-1170
>                 URL: https://issues.apache.org/jira/browse/HBASE-1170
>             Project: Hadoop HBase
>          Issue Type: New Feature
>          Components: mapred
>            Reporter: Jonathan Gray
>            Assignee: Jonathan Gray
>            Priority: Minor
>             Fix For: 0.20.0
>
>
> We have a use case for this.  Can currently be implemented using filters but this still
requires a full table scan.
> In addition to extending TableMapReduceUtil, this would affect the splitting algorithm
to only include those regions containing keys within the start and stop.

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