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From "Alexander Libov (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-1662) Add file pruning into Hive.
Date Sun, 31 Dec 2017 09:20:03 GMT

    [ https://issues.apache.org/jira/browse/HIVE-1662?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16307158#comment-16307158
] 

Alexander Libov commented on HIVE-1662:
---------------------------------------

Anyone working on this? 
It will greatly increase usability for external tables where the data is not generated by
Hive.

> Add file pruning into Hive.
> ---------------------------
>
>                 Key: HIVE-1662
>                 URL: https://issues.apache.org/jira/browse/HIVE-1662
>             Project: Hive
>          Issue Type: New Feature
>            Reporter: He Yongqiang
>            Assignee: Navis
>         Attachments: HIVE-1662.10.patch.txt, HIVE-1662.11.patch.txt, HIVE-1662.12.patch.txt,
HIVE-1662.13.patch.txt, HIVE-1662.14.patch.txt, HIVE-1662.15.patch.txt, HIVE-1662.16.patch.txt,
HIVE-1662.17.patch.txt, HIVE-1662.18.patch.txt, HIVE-1662.8.patch.txt, HIVE-1662.9.patch.txt,
HIVE-1662.D8391.1.patch, HIVE-1662.D8391.2.patch, HIVE-1662.D8391.3.patch, HIVE-1662.D8391.4.patch,
HIVE-1662.D8391.5.patch, HIVE-1662.D8391.6.patch, HIVE-1662.D8391.7.patch
>
>
> now hive support filename virtual column. 
> if a file name filter presents in a query, hive should be able to only add files which
passed the filter to input paths.



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