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https://issues.apache.org/jira/browse/SPARK-30761?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun reopened SPARK-30761:
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> Nested pruning should not prune on required child outputs in Generate
> ---------------------------------------------------------------------
>
> Key: SPARK-30761
> URL: https://issues.apache.org/jira/browse/SPARK-30761
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: L. C. Hsieh
> Priority: Major
>
> We prune nested fields from Generate. If a child output is required in a top
> operator of Generate, we should not prune nested fields on it. Otherwise, the
> accessors on top operator could be unresolved.
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