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https://issues.apache.org/jira/browse/SPARK-40175?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17582781#comment-17582781
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Apache Spark commented on SPARK-40175:
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User 'caican00' has created a pull request for this issue:
https://github.com/apache/spark/pull/37608
> Converting Tuple2 to Scala Map via `.toMap` is slow
> ---------------------------------------------------
>
> Key: SPARK-40175
> URL: https://issues.apache.org/jira/browse/SPARK-40175
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.1.2, 3.2.0, 3.1.3, 3.3.0, 3.2.2, 3.3.1
> Reporter: caican
> Priority: Major
> Attachments: image-2022-08-22-14-58-26-491.png,
> image-2022-08-22-14-58-53-046.png
>
>
> Converting Tuple2 to Scala Map via `.toMap` is slow
> !image-2022-08-22-14-58-53-046.png!
> !image-2022-08-22-14-58-26-491.png!
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