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Posted to issues@hive.apache.org by "Peter Vary (Jira)" <ji...@apache.org> on 2020/05/22 15:21:00 UTC

[jira] [Assigned] (HIVE-23536) Provide an option to skip stats generation for major compaction

     [ https://issues.apache.org/jira/browse/HIVE-23536?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Peter Vary reassigned HIVE-23536:
---------------------------------


> Provide an option to skip stats generation for major compaction
> ---------------------------------------------------------------
>
>                 Key: HIVE-23536
>                 URL: https://issues.apache.org/jira/browse/HIVE-23536
>             Project: Hive
>          Issue Type: Improvement
>          Components: Transactions
>            Reporter: Peter Vary
>            Assignee: Peter Vary
>            Priority: Major
>
> Currently major MR compaction is regenerates stats every time if the column stats table contains some data. Some configurations do not use stats but because of historical reasons the column stats table can still contain some data.
> We should provide a possibility to skip stats generation in these cases.



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