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https://issues.apache.org/jira/browse/SPARK-42504?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-42504:
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Assignee: Apache Spark
> NestedColumnAliasing support pruning adjacent projects
> ------------------------------------------------------
>
> Key: SPARK-42504
> URL: https://issues.apache.org/jira/browse/SPARK-42504
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.5.0
> Reporter: XiDuo You
> Assignee: Apache Spark
> Priority: Major
>
> CollapseProject won't combine adjacent projects into one, e.g. non-cheap
> expression has been accessed more than once with the below project. Then
> there would be possible to appear some adjacent project nodes that
> NestedColumnAliasing does not support pruning.
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