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https://issues.apache.org/jira/browse/SPARK-33817?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan resolved SPARK-33817.
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Fix Version/s: 3.2.0
Resolution: Fixed
Issue resolved by pull request 30815
[https://github.com/apache/spark/pull/30815]
> Use a logical plan to cache instead of dataframe
> ------------------------------------------------
>
> Key: SPARK-33817
> URL: https://issues.apache.org/jira/browse/SPARK-33817
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.2.0
> Reporter: Terry Kim
> Assignee: Terry Kim
> Priority: Major
> Fix For: 3.2.0
>
>
> When caching a query, we can use a logical plan instead of a dataframe
> (current implementation) to avoid creating the dataframe.
> This is also consistent with uncaching which uses a logical plan.
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