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Posted to issues@spark.apache.org by "Wenchen Fan (Jira)" <ji...@apache.org> on 2022/05/06 07:43:00 UTC

[jira] [Resolved] (SPARK-39105) Add ConditionalExpression trait

     [ https://issues.apache.org/jira/browse/SPARK-39105?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wenchen Fan resolved SPARK-39105.
---------------------------------
    Fix Version/s: 3.3.0
       Resolution: Fixed

Issue resolved by pull request 36455
[https://github.com/apache/spark/pull/36455]

> Add ConditionalExpression trait
> -------------------------------
>
>                 Key: SPARK-39105
>                 URL: https://issues.apache.org/jira/browse/SPARK-39105
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>    Affects Versions: 3.4.0
>            Reporter: XiDuo You
>            Priority: Major
>             Fix For: 3.3.0
>
>
> For developers, if a custom conditional like expression contains common sub expression then the evaluation order may be changed since Spark will pull out and eval the common sub expressions first during execution.
> Add ConditionalExpression trait is friendly for developers.



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