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Posted to issues@hive.apache.org by "Jesus Camacho Rodriguez (JIRA)" <ji...@apache.org> on 2018/10/23 03:36:00 UTC

[jira] [Work started] (HIVE-20788) Extended SJ reduction may backtrack columns incorrectly when creating filters

     [ https://issues.apache.org/jira/browse/HIVE-20788?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on HIVE-20788 started by Jesus Camacho Rodriguez.
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> Extended SJ reduction may backtrack columns incorrectly when creating filters
> -----------------------------------------------------------------------------
>
>                 Key: HIVE-20788
>                 URL: https://issues.apache.org/jira/browse/HIVE-20788
>             Project: Hive
>          Issue Type: Bug
>          Components: Physical Optimizer
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>            Priority: Major
>         Attachments: HIVE-20788.patch
>
>
> Affects TPCDS query 24 with constraints.



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