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Date: Fri, 6 Sep 2013 02:30:52 +0000 (UTC)
From: "Sergey Shelukhin (JIRA)" <jira@apache.org>
To: hive-dev@hadoop.apache.org
Message-ID: <JIRA.12667242.1378431325118.89438.1378434652250@arcas>
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Subject: [jira] [Updated] (HIVE-5234) partition name filtering uses
 suboptimal datastructures
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     [ https://issues.apache.org/jira/browse/HIVE-5234?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sergey Shelukhin updated HIVE-5234:
-----------------------------------

    Status: Patch Available  (was: Open)
    
> partition name filtering uses suboptimal datastructures
> -------------------------------------------------------
>
>                 Key: HIVE-5234
>                 URL: https://issues.apache.org/jira/browse/HIVE-5234
>             Project: Hive
>          Issue Type: Improvement
>          Components: Metastore
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>         Attachments: HIVE-5234.D12777.1.patch
>
>
> Some DSes used in name-based partition filtering, as well as related methods, are suboptimal, which can cost 100-s of ms on large number of partitions. I noticed while perf testing HIVE-4914, but it can also be applied separately given that the patch over there will take some time to get in.

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