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Posted to issues@spark.apache.org by "L. C. Hsieh (Jira)" <ji...@apache.org> on 2021/03/19 03:51:00 UTC

[jira] [Assigned] (SPARK-31897) Enable codegen for GenerateExec

     [ https://issues.apache.org/jira/browse/SPARK-31897?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

L. C. Hsieh reassigned SPARK-31897:
-----------------------------------

    Assignee: Karuppayya

> Enable codegen for GenerateExec
> -------------------------------
>
>                 Key: SPARK-31897
>                 URL: https://issues.apache.org/jira/browse/SPARK-31897
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.0.0
>            Reporter: Karuppayya
>            Assignee: Karuppayya
>            Priority: Major
>
> Codegen had been disabled as part of 
> [https://github.com/apache/spark/commit/b5c5bd98ea5e8dbfebcf86c5459bdf765f5ceb53]
> There has been lots of improvements in the Generate code flow, after it had been disabled.(https://issues.apache.org/jira/browse/SPARK-21657)
> Related discussion:
>  [http://apache-spark-developers-list.1001551.n3.nabble.com/GenerateExec-CodegenSupport-and-supportCodegen-flag-off-td22984.html]
> I tried enabling codegen and found query very perform with explode kind of operations.
> Can we enable codegen by default for GenerateExec?
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