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From "Lars Hofhansl (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-7747) Import tools should use a combiner to merge Puts
Date Sat, 02 Feb 2013 01:47:12 GMT

    [ https://issues.apache.org/jira/browse/HBASE-7747?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13569363#comment-13569363
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Lars Hofhansl commented on HBASE-7747:
--------------------------------------

Yep. Surprised we do not it. Never bothered to check even though I have changed this code
around before.
                
> Import tools should use a combiner to merge Puts
> ------------------------------------------------
>
>                 Key: HBASE-7747
>                 URL: https://issues.apache.org/jira/browse/HBASE-7747
>             Project: HBase
>          Issue Type: Improvement
>          Components: mapreduce, Performance
>            Reporter: Nick Dimiduk
>            Priority: Minor
>
> Multiple Puts to the same row should be combined into a single mutation object. This
can be done with a Combiner. Import.Importer#writeResult appears to do this manually.

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