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https://issues.apache.org/jira/browse/SPARK-31578?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyukjin Kwon resolved SPARK-31578.
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Fix Version/s: 3.0.0
Resolution: Fixed
Issue resolved by pull request 28372
[https://github.com/apache/spark/pull/28372]
> Internal checkSchemaInArrow is inefficient
> ------------------------------------------
>
> Key: SPARK-31578
> URL: https://issues.apache.org/jira/browse/SPARK-31578
> Project: Spark
> Issue Type: Documentation
> Components: R
> Affects Versions: 3.0.0
> Reporter: Michael Chirico
> Assignee: Michael Chirico
> Priority: Minor
> Fix For: 3.0.0
>
>
> Current implementation is doubly inefficient:
> Repeatedly doing the same (95%) sapply loop
> Doing scalar == on a vector (== should be done over the whole vector for
> efficiency)
> See existing PR:
> https://github.com/apache/spark/pull/28372
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