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https://issues.apache.org/jira/browse/HIVE-19460?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16479594#comment-16479594
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Ashutosh Chauhan commented on HIVE-19460:
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Lets break this in 2 patches : one without bitvectors and one with it.
> Improve stats estimations for NOT IN operator
> ---------------------------------------------
>
> Key: HIVE-19460
> URL: https://issues.apache.org/jira/browse/HIVE-19460
> Project: Hive
> Issue Type: Bug
> Reporter: Zoltan Haindrich
> Assignee: Zoltan Haindrich
> Priority: Major
> Attachments: HIVE-19460.01wip01.patch, HIVE-19460.01wip02.patch,
> HIVE-19460.01wip03.patch, HIVE-19460.02.patch, HIVE-19460.03.patch
>
>
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