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https://issues.apache.org/jira/browse/SPARK-48419?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan resolved SPARK-48419.
---------------------------------
Fix Version/s: 4.0.0
Resolution: Fixed
Issue resolved by pull request 46742
[https://github.com/apache/spark/pull/46742]
> Foldable propagation replace foldable column should use origin column
> ---------------------------------------------------------------------
>
> Key: SPARK-48419
> URL: https://issues.apache.org/jira/browse/SPARK-48419
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.3, 3.1.3, 3.2.4, 4.0.0, 3.5.1, 3.3.4
> Reporter: KnightChess
> Assignee: KnightChess
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
>
> column name will be change by `FoldablePropagation` in optimizer
> befor optimizer:
> ```shell
> 'Project ['x, 'y, 'z]
> +- 'Project ['a AS x#112, str AS Y#113, 'b AS z#114]
> +- LocalRelation <empty>, [a#0, b#1]
> ```
> after optimizer:
> ```shell
> Project [x#112, str AS Y#113, z#114]
> +- Project [a#0 AS x#112, str AS Y#113, b#1 AS z#114]
> +- LocalRelation <empty>, [a#0, b#1]
> ```
> column name `y` will be replace to 'Y'
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