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Date: Mon, 30 Sep 2013 16:51:24 +0000 (UTC)
From: "Eric Hanson (JIRA)" <jira@apache.org>
To: hive-dev@hadoop.apache.org
Message-ID: <JIRA.12671044.1380324609351.4949.1380559884507@arcas>
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Subject: [jira] [Commented] (HIVE-5391) make ORC predicate pushdown work
 with vectorization
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    [ https://issues.apache.org/jira/browse/HIVE-5391?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13782000#comment-13782000 ] 

Eric Hanson commented on HIVE-5391:
-----------------------------------

Sergey,

Can you describe the capabilities of predicate pushdhown with ORC and how you modified it to work with vectorization? E.g. what type of predicates can be pushed down and how are they applied? 

Thanks,
Eric

> make ORC predicate pushdown work with vectorization
> ---------------------------------------------------
>
>                 Key: HIVE-5391
>                 URL: https://issues.apache.org/jira/browse/HIVE-5391
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>         Attachments: HIVE-5391.01-vectorization.patch, HIVE-5391-vectorization.patch
>
>
> Vectorized execution doesn't utilize ORC predicate pushdown. It should.


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