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Posted to issues@hive.apache.org by "Karen Coppage (Jira)" <ji...@apache.org> on 2020/03/06 14:13:00 UTC

[jira] [Assigned] (HIVE-22971) Eliminate file rename in insert-only compactor

     [ https://issues.apache.org/jira/browse/HIVE-22971?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Karen Coppage reassigned HIVE-22971:
------------------------------------

    Assignee: Karen Coppage

> Eliminate file rename in insert-only compactor
> ----------------------------------------------
>
>                 Key: HIVE-22971
>                 URL: https://issues.apache.org/jira/browse/HIVE-22971
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Karen Coppage
>            Assignee: Karen Coppage
>            Priority: Major
>              Labels: ACID, compaction
>
> File rename is expensive for object stores, so MM (insert-only) compaction should skip that step when committing and write directly to base_x_cZ or delta_x_y_cZ.



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