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From "Ted Yu (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-4702) Allow override of scan cache value for rowcounter
Date Sat, 29 Oct 2011 21:31:32 GMT

    [ https://issues.apache.org/jira/browse/HBASE-4702?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13139452#comment-13139452
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Ted Yu commented on HBASE-4702:
-------------------------------

Please comment on the initial attempt.
I allow mixing the specification of Scan attributes with column names.
Separator is semicolon for Scan attributes.
                
> Allow override of scan cache value for rowcounter
> -------------------------------------------------
>
>                 Key: HBASE-4702
>                 URL: https://issues.apache.org/jira/browse/HBASE-4702
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 0.90.2
>         Environment: Operating System: Linux
>            Reporter: Rita M
>            Assignee: Ted Yu
>         Attachments: 4702.txt
>
>
> Doing a row count for a large table via Mapreduce may take long time.
> Trying to set the default cache size but there is no knob to tune it.
> See here for more details, http://search-hadoop.com/m/ECEs6237AIX&subj=Re+speeding+up+rowcount

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