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https://issues.apache.org/jira/browse/HIVE-7912?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14115747#comment-14115747
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Harish Butani commented on HIVE-7912:
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+1
> Don't add is not null filter for partitioning column
> ----------------------------------------------------
>
> Key: HIVE-7912
> URL: https://issues.apache.org/jira/browse/HIVE-7912
> Project: Hive
> Issue Type: Improvement
> Components: Query Processor
> Affects Versions: 0.14.0
> Reporter: Ashutosh Chauhan
> Assignee: Ashutosh Chauhan
> Attachments: HIVE-7912.patch
>
>
> HIVE-7159 introduces optimization which introduces is not null filter on
> inner join columns which is wasteful for partitioning column.
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