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Posted to dev@hive.apache.org by "Pengcheng Xiong (JIRA)" <ji...@apache.org> on 2014/12/16 03:23:13 UTC

[jira] [Updated] (HIVE-9106) improve the performance of null scan optimizer when several table scans share a physical path

     [ https://issues.apache.org/jira/browse/HIVE-9106?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Pengcheng Xiong updated HIVE-9106:
----------------------------------
    Status: Patch Available  (was: Open)

> improve the performance of null scan optimizer when several table scans share a physical path
> ---------------------------------------------------------------------------------------------
>
>                 Key: HIVE-9106
>                 URL: https://issues.apache.org/jira/browse/HIVE-9106
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Pengcheng Xiong
>            Assignee: Pengcheng Xiong
>            Priority: Minor
>         Attachments: HIVE-9106.00.patch
>
>
> Current fix HIVE-9053 addresses the correctness issue. The solution can be improved further when several table scans share a physical path.



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