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