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https://issues.apache.org/jira/browse/HIVE-7670?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gunther Hagleitner updated HIVE-7670:
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Assignee: Harish Butani
> CBO: predicates on partition columns get applied twice in cardinality
> estimates.
> --------------------------------------------------------------------------------
>
> Key: HIVE-7670
> URL: https://issues.apache.org/jira/browse/HIVE-7670
> Project: Hive
> Issue Type: Sub-task
> Reporter: Harish Butani
> Assignee: Harish Butani
> Attachments: HIVE-7670.1.patch
>
>
> this causes an underestimation of Part table row counts.
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