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https://issues.apache.org/jira/browse/SPARK-3804?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Armbrust resolved SPARK-3804.
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Resolution: Fixed
Fix Version/s: 1.5.0
This has been fixed.
> Output of Generator expressions is not stable after serialization.
> ------------------------------------------------------------------
>
> Key: SPARK-3804
> URL: https://issues.apache.org/jira/browse/SPARK-3804
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Michael Armbrust
> Fix For: 1.5.0
>
>
> The output of a generator expression (such as explode) can change after
> serialization. This caused a nasty data corruption bug. While this bug has
> seen been addressed it would be good to fix this since it violates the
> general contract of query plans.
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