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Posted to dev@hive.apache.org by "Hudson (JIRA)" <ji...@apache.org> on 2011/06/23 21:48:48 UTC

[jira] [Commented] (HIVE-2213) Optimize partial specification metastore functions

    [ https://issues.apache.org/jira/browse/HIVE-2213?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13054064#comment-13054064 ] 

Hudson commented on HIVE-2213:
------------------------------

Integrated in Hive-trunk-h0.21 #790 (See [https://builds.apache.org/job/Hive-trunk-h0.21/790/])
    

> Optimize partial specification metastore functions
> --------------------------------------------------
>
>                 Key: HIVE-2213
>                 URL: https://issues.apache.org/jira/browse/HIVE-2213
>             Project: Hive
>          Issue Type: Improvement
>          Components: Metastore
>            Reporter: Sohan Jain
>            Assignee: Sohan Jain
>             Fix For: 0.8.0
>
>         Attachments: HIVE-2213.1.patch, HIVE-2213.3.patch
>
>
> If a table has a large number of partitions, get_partition_names_ps() make take a long time to execute, because we get all of the partition names from the database.  This is not very memory efficient, and the operation can be pushed down to the JDO layer without getting all of the names first.

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