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Posted to commits@hudi.apache.org by "Y Ethan Guo (Jira)" <ji...@apache.org> on 2024/10/31 03:35:00 UTC

[jira] [Closed] (HUDI-8071) Handle skew for user defined sort columns in BULK_INSERT

     [ https://issues.apache.org/jira/browse/HUDI-8071?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Y Ethan Guo closed HUDI-8071.
-----------------------------
    Resolution: Fixed

> Handle skew for user defined sort columns in BULK_INSERT
> --------------------------------------------------------
>
>                 Key: HUDI-8071
>                 URL: https://issues.apache.org/jira/browse/HUDI-8071
>             Project: Apache Hudi
>          Issue Type: Improvement
>          Components: deltastreamer, writer-core
>            Reporter: Vinish Reddy
>            Priority: Minor
>              Labels: pull-request-available
>             Fix For: 1.0.0
>
>
> If there is a skew in user defined columns for sortKey, spark sort reduces the number of tasks and this leads to an increase in contention when writing parquet files. 



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