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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-21867) Sort semijoin conditions to accelerate query processing
Date Tue, 25 Jun 2019 15:23:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-21867?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

ASF GitHub Bot updated HIVE-21867:
----------------------------------
    Labels: pull-request-available  (was: )

> Sort semijoin conditions to accelerate query processing
> -------------------------------------------------------
>
>                 Key: HIVE-21867
>                 URL: https://issues.apache.org/jira/browse/HIVE-21867
>             Project: Hive
>          Issue Type: New Feature
>          Components: Physical Optimizer
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HIVE-21867.02.patch, HIVE-21867.patch
>
>
> The problem was tackled for CBO in HIVE-21857. Semijoin filters are introduced later
in the planning phase. Follow similar approach to sort them, trying to accelerate filter evaluation.



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