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https://issues.apache.org/jira/browse/SPARK-32944?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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L. C. Hsieh resolved SPARK-32944.
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Resolution: Duplicate
> Avoid push down Filter through Project when it will hurts performance
> ---------------------------------------------------------------------
>
> Key: SPARK-32944
> URL: https://issues.apache.org/jira/browse/SPARK-32944
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.1.0
> Reporter: L. C. Hsieh
> Assignee: L. C. Hsieh
> Priority: Major
>
> In some cases, we should not push down Filter through Project because it
> hurts performance instead of improving.
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