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https://issues.apache.org/jira/browse/HIVE-21365?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on HIVE-21365 started by Jesus Camacho Rodriguez.
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> Refactor Hep planner steps in CBO
> ---------------------------------
>
> Key: HIVE-21365
> URL: https://issues.apache.org/jira/browse/HIVE-21365
> Project: Hive
> Issue Type: Improvement
> Components: CBO
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Priority: Major
>
> Using subprograms to decrease number of planner instantiations and benefit
> fully from metadata providers caching, among other benefits.
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