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From "Gunther Hagleitner (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-11171) Join reordering algorithm might introduce projects between joins
Date Mon, 06 Jul 2015 16:57:04 GMT

     [ https://issues.apache.org/jira/browse/HIVE-11171?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gunther Hagleitner updated HIVE-11171:
--------------------------------------
    Attachment: HIVE-11171.02.patch

> Join reordering algorithm might introduce projects between joins
> ----------------------------------------------------------------
>
>                 Key: HIVE-11171
>                 URL: https://issues.apache.org/jira/browse/HIVE-11171
>             Project: Hive
>          Issue Type: Bug
>          Components: CBO
>            Reporter: Jesus Camacho Rodriguez
>            Assignee: Jesus Camacho Rodriguez
>         Attachments: HIVE-11171.01.patch, HIVE-11171.02.patch, HIVE-11171.patch, HIVE-11171.patch
>
>
> Join reordering algorithm might introduce projects between joins which causes multijoin
optimization in SemanticAnalyzer to not kick in.



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