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https://issues.apache.org/jira/browse/HIVE-23298?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ashutosh Chauhan updated HIVE-23298:
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Status: Patch Available (was: Open)
> Disable RS deduplication step in Optimizer if it is run in TezCompiler
> ----------------------------------------------------------------------
>
> Key: HIVE-23298
> URL: https://issues.apache.org/jira/browse/HIVE-23298
> Project: Hive
> Issue Type: Improvement
> Components: Physical Optimizer
> Reporter: Jesus Camacho Rodriguez
> Assignee: Jesus Camacho Rodriguez
> Priority: Major
> Attachments: HIVE-23298.1.patch, HIVE-23298.patch
>
>
> HIVE-20703 introduced an additional RS deduplication step in TezCompiler. We
> could possibly try to disable the one that runs in {{Optimizer}} if we are
> using Tez so we do not run the optimization twice.
> This issue is to explore that possibility.
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