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Posted to issues@spark.apache.org by "Apache Spark (Jira)" <ji...@apache.org> on 2023/01/03 10:44:00 UTC

[jira] [Commented] (SPARK-41858) Fix ORC reader perf regression due to DEFAULT value feature

    [ https://issues.apache.org/jira/browse/SPARK-41858?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17653935#comment-17653935 ] 

Apache Spark commented on SPARK-41858:
--------------------------------------

User 'dongjoon-hyun' has created a pull request for this issue:
https://github.com/apache/spark/pull/39362

> Fix ORC reader perf regression due to DEFAULT value feature
> -----------------------------------------------------------
>
>                 Key: SPARK-41858
>                 URL: https://issues.apache.org/jira/browse/SPARK-41858
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 3.4.0
>            Reporter: Dongjoon Hyun
>            Priority: Blocker
>
> A huge ORC reader perf regression is detected by SPARK-41782. The root cause was SPARK-39862.



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