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From "Gopal V (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-16100) Dynamic Sorted Partition optimizer loses sibling operators
Date Fri, 14 Jul 2017 20:46:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-16100?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16088032#comment-16088032
] 

Gopal V commented on HIVE-16100:
--------------------------------

The reducesink_dedup one is still open.

> Dynamic Sorted Partition optimizer loses sibling operators
> ----------------------------------------------------------
>
>                 Key: HIVE-16100
>                 URL: https://issues.apache.org/jira/browse/HIVE-16100
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Planning
>    Affects Versions: 1.2.1, 2.1.1, 2.2.0
>            Reporter: Gopal V
>            Assignee: Gopal V
>         Attachments: HIVE-16100.1.patch, HIVE-16100.2.patch, HIVE-16100.2.patch, HIVE-16100.3.patch,
HIVE-16100.4.patch, HIVE-16100.5.patch
>
>
> https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/optimizer/SortedDynPartitionOptimizer.java#L173
> {code}
>       // unlink connection between FS and its parent
>       fsParent = fsOp.getParentOperators().get(0);
>       fsParent.getChildOperators().clear();
> {code}
> The optimizer discards any cases where the fsParent has another SEL child 



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