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Posted to issues@hive.apache.org by "Jesus Camacho Rodriguez (Jira)" <ji...@apache.org> on 2020/04/24 17:04:00 UTC

[jira] [Updated] (HIVE-23298) Disable RS deduplication step in Optimizer if it is run in TezCompiler

     [ https://issues.apache.org/jira/browse/HIVE-23298?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jesus Camacho Rodriguez updated HIVE-23298:
-------------------------------------------
    Status: Patch Available  (was: In Progress)

> 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.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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