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https://issues.apache.org/jira/browse/HIVE-12889?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15116279#comment-15116279
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Szehon Ho commented on HIVE-12889:
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+1 thanks Aihua it's a lot cleaner. Just a small nit about the comment on
GenericUDAFCount, can fix if it makes sense when you commit.
> Support COUNT(DISTINCT) for partitioning query.
> -----------------------------------------------
>
> Key: HIVE-12889
> URL: https://issues.apache.org/jira/browse/HIVE-12889
> Project: Hive
> Issue Type: Sub-task
> Components: PTF-Windowing
> Affects Versions: 2.1.0
> Reporter: Aihua Xu
> Assignee: Aihua Xu
> Attachments: HIVE-12889.2.patch, HIVE-12889.3.patch, HIVE-12889.patch
>
>
> We need to support avg(distinct), count(distinct), sum(distinct) for the
> parent jira HIVE-9534. Separate the work for count(distinct) in this subtask.
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