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https://issues.apache.org/jira/browse/HIVE-21599?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16814751#comment-16814751
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Vineet Garg commented on HIVE-21599:
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cc [~gopal] [~prasanth_j]
> Remove predicate on partition columns from Table Scan operator
> --------------------------------------------------------------
>
> Key: HIVE-21599
> URL: https://issues.apache.org/jira/browse/HIVE-21599
> Project: Hive
> Issue Type: Improvement
> Components: Query Planning
> Reporter: Vineet Garg
> Assignee: Vineet Garg
> Priority: Major
> Attachments: HIVE-21599.1.patch
>
>
> Filter predicates are pushed to Table Scan (to be pushed to and used by
> storage handler/input format). Such predicates could consist of partition
> columns which are of no use to storage handler or input formats. Therefore
> it should be removed from TS filter expression.
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