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Posted to dev@hbase.apache.org by "stack (JIRA)" <ji...@apache.org> on 2009/10/09 23:52:31 UTC

[jira] Commented: (HBASE-1899) Use scanner caching in shell count

    [ https://issues.apache.org/jira/browse/HBASE-1899?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12764218#action_12764218 ] 

stack commented on HBASE-1899:
------------------------------

+1

> Use scanner caching in shell count
> ----------------------------------
>
>                 Key: HBASE-1899
>                 URL: https://issues.apache.org/jira/browse/HBASE-1899
>             Project: Hadoop HBase
>          Issue Type: Improvement
>            Reporter: Jean-Daniel Cryans
>            Assignee: Jean-Daniel Cryans
>            Priority: Minor
>             Fix For: 0.20.2, 0.21.0
>
>         Attachments: HBASE-1899.patch
>
>
> Since the shell count now uses the FirstKeyOnlyFilter, it's safe to combine it with scanner caching for huge count speedups.

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