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From "Carl Steinbach (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-2299) Optimize Hive query startup time for multiple partitions
Date Mon, 25 Jul 2011 21:48:09 GMT

     [ https://issues.apache.org/jira/browse/HIVE-2299?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Carl Steinbach updated HIVE-2299:
---------------------------------

       Resolution: Fixed
    Fix Version/s: 0.8.0
     Hadoop Flags: [Reviewed]
           Status: Resolved  (was: Patch Available)

Committed to trunk. Thanks Vaibhav!

> Optimize Hive query startup time for multiple partitions
> --------------------------------------------------------
>
>                 Key: HIVE-2299
>                 URL: https://issues.apache.org/jira/browse/HIVE-2299
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Vaibhav Aggarwal
>            Assignee: Vaibhav Aggarwal
>             Fix For: 0.8.0
>
>         Attachments: HIVE-2299.patch
>
>
> Added an optimization to the way input splits are computed.
> Reduced an O(n^2) operation to O n operation.

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