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https://issues.apache.org/jira/browse/HIVE-21145?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zoltan Haindrich updated HIVE-21145:
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Attachment: HIVE-21145.01.patch
> Enable cbo to use runtime statistics during re-optimization
> -----------------------------------------------------------
>
> Key: HIVE-21145
> URL: https://issues.apache.org/jira/browse/HIVE-21145
> Project: Hive
> Issue Type: Improvement
> Components: CBO, Statistics
> Reporter: Zoltan Haindrich
> Assignee: Zoltan Haindrich
> Priority: Major
> Attachments: HIVE-21145.01.patch
>
>
> This could enable to reorder joins according to runtime rowcounts.
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