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https://issues.apache.org/jira/browse/SPARK-36157?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17381276#comment-17381276
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Apache Spark commented on SPARK-36157:
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User 'HeartSaVioR' has created a pull request for this issue:
https://github.com/apache/spark/pull/33367
> TimeWindow expression: apply filter before project
> --------------------------------------------------
>
> Key: SPARK-36157
> URL: https://issues.apache.org/jira/browse/SPARK-36157
> Project: Spark
> Issue Type: Improvement
> Components: SQL, Structured Streaming
> Affects Versions: 3.3.0
> Reporter: Jungtaek Lim
> Priority: Minor
>
> https://github.com/apache/spark/blob/4dfd266b27fea6954593c6b9e3a2819b290f0aec/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala#L3901-L3906
> In the case of tumbling window, we apply project and then filter, while
> filter is not dependent to project. We can just swap two operator to ensure
> less rows would be projected if there're some rows being filtered out.
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