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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-3852) Multi-groupby optimization fails when same distinct column is used twice or more
Date Thu, 17 Jan 2013 21:48:13 GMT

    [ https://issues.apache.org/jira/browse/HIVE-3852?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13556634#comment-13556634
] 

Hudson commented on HIVE-3852:
------------------------------

Integrated in Hive-trunk-h0.21 #1919 (See [https://builds.apache.org/job/Hive-trunk-h0.21/1919/])
    HIVE-3852 Multi-groupby optimization fails when same distinct column is
used twice or more (Navis via namit) (Revision 1434600)

     Result = SUCCESS
namit : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1434600
Files : 
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java
* /hive/trunk/ql/src/test/queries/clientpositive/groupby10.q
* /hive/trunk/ql/src/test/results/clientpositive/groupby10.q.out

                
> Multi-groupby optimization fails when same distinct column is used twice or more
> --------------------------------------------------------------------------------
>
>                 Key: HIVE-3852
>                 URL: https://issues.apache.org/jira/browse/HIVE-3852
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Processor
>            Reporter: Navis
>            Assignee: Navis
>            Priority: Trivial
>             Fix For: 0.11.0
>
>         Attachments: HIVE-3852.D7737.1.patch
>
>
> {code}
> FROM INPUT
> INSERT OVERWRITE TABLE dest1 
> SELECT INPUT.key, sum(distinct substr(INPUT.value,5)), count(distinct substr(INPUT.value,5))
GROUP BY INPUT.key
> INSERT OVERWRITE TABLE dest2 
> SELECT INPUT.key, sum(distinct substr(INPUT.value,5)), avg(distinct substr(INPUT.value,5))
GROUP BY INPUT.key;
> {code}
> fails with exception FAILED: IndexOutOfBoundsException Index: 0,Size: 0

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