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https://issues.apache.org/jira/browse/SPARK-29937?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun resolved SPARK-29937.
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Fix Version/s: 3.0.0
Resolution: Fixed
Issue resolved by pull request 26565
[https://github.com/apache/spark/pull/26565]
> Make FileSourceScanExec class fields lazy
> -----------------------------------------
>
> Key: SPARK-29937
> URL: https://issues.apache.org/jira/browse/SPARK-29937
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: ulysses you
> Assignee: ulysses you
> Priority: Minor
> Fix For: 3.0.0
>
>
> Since JIRA SPARK-28346,PR [25111|https://github.com/apache/spark/pull/25111],
> QueryExecution will copy all node stage-by-stage. This make all node instance
> twice almost. So we should make all class fields lazy to avoid create more
> unexpected object.
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