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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-4179) NonBlockingOpDeDup does not merge SEL operators correctly
Date Thu, 04 Apr 2013 23:40:43 GMT

    [ https://issues.apache.org/jira/browse/HIVE-4179?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13623016#comment-13623016
] 

Hudson commented on HIVE-4179:
------------------------------

Integrated in Hive-trunk-hadoop2 #138 (See [https://builds.apache.org/job/Hive-trunk-hadoop2/138/])
    HIVE-4179 : NonBlockingOpDeDup does not merge SEL operators correctly (Gunther Hagleitner
via Ashutosh Chauhan) (Revision 1464042)

     Result = FAILURE
hashutosh : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1464042
Files : 
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/OperatorFactory.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/RowSchema.java
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/unionproc/UnionProcFactory.java
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_22.q.out
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_23.q.out
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_3.q.out
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_4.q.out
* /hive/trunk/ql/src/test/results/clientpositive/union_remove_7.q.out

                
> NonBlockingOpDeDup does not merge SEL operators correctly
> ---------------------------------------------------------
>
>                 Key: HIVE-4179
>                 URL: https://issues.apache.org/jira/browse/HIVE-4179
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Gunther Hagleitner
>            Assignee: Gunther Hagleitner
>            Priority: Critical
>             Fix For: 0.11.0
>
>         Attachments: HIVE-4179.1.patch, HIVE-4179.2.patch, HIVE-4179.3.patch, HIVE-4179.4.patch
>
>
> The input columns list for SEL operations isn't merged properly in the optimization.
The best way to see this is running union_remove_22.q with -Dhadoop.mr.rev=23. The plan shows
lost UDFs and a broken lineage for one column.
> Note: union_remove tests do not run on hadoop 1 or 0.20.

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