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