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Posted to dev@hive.apache.org by "Vaibhav Aggarwal (JIRA)" <ji...@apache.org> on 2011/07/21 21:06:58 UTC

[jira] [Updated] (HIVE-2299) Optimize Hive query startup time for multiple partitions

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

Vaibhav Aggarwal updated HIVE-2299:
-----------------------------------

    Description: 
Added an optimization to the way input splits are computed.
Reduced an O(n^2) operation to O n operation.

  was:
Added an optimization to the way input splits are computed.
Reduced an O(n^2) operation to O(n) operation.


> 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
>            Reporter: Vaibhav Aggarwal
>
> Added an optimization to the way input splits are computed.
> Reduced an O(n^2) operation to O n operation.

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