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https://issues.apache.org/jira/browse/HIVE-21599?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Soumyakanti Das updated HIVE-21599:
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Summary: Parquet predicate pushdown on partition columns may cause wrong
result if files contain partition columns (was: Remove predicate on partition
columns from Table Scan operator)
> Parquet predicate pushdown on partition columns may cause wrong result if
> files contain partition columns
> ---------------------------------------------------------------------------------------------------------
>
> Key: HIVE-21599
> URL: https://issues.apache.org/jira/browse/HIVE-21599
> Project: Hive
> Issue Type: Improvement
> Components: Query Planning
> Reporter: Vineet Garg
> Assignee: Soumyakanti Das
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-21599.1.patch
>
> Time Spent: 3h
> Remaining Estimate: 0h
>
> 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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