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https://issues.apache.org/jira/browse/HIVE-3852?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Namit Jain resolved HIVE-3852.
------------------------------
Resolution: Fixed
Fix Version/s: 0.11.0
Hadoop Flags: Reviewed
Committed. Thanks Navis
> 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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