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https://issues.apache.org/jira/browse/HIVE-4246?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13731568#comment-13731568
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Gunther Hagleitner commented on HIVE-4246:
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+1 comments are just nit picks.
                
> Implement predicate pushdown for ORC
> ------------------------------------
>
>                 Key: HIVE-4246
>                 URL: https://issues.apache.org/jira/browse/HIVE-4246
>             Project: Hive
>          Issue Type: New Feature
>          Components: File Formats
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>         Attachments: HIVE-4246.D11415.1.patch
>
>
> By using the push down predicates from the table scan operator, ORC can skip 
> over 10,000 rows at a time that won't satisfy the predicate. This will help a 
> lot, especially if the file is sorted by the column that is used in the 
> predicate.

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