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https://issues.apache.org/jira/browse/HIVE-2299?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13070800#comment-13070800
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Vaibhav Aggarwal commented on HIVE-2299:
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Thanks for looking at this improvement request Carl!
> 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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