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https://issues.apache.org/jira/browse/SPARK-58420?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Josh Rosen updated SPARK-58420:
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Labels: correctness (was: )
> COUNT(DISTINCT ...) does not sort maps in the argument trees
> ------------------------------------------------------------
>
> Key: SPARK-58420
> URL: https://issues.apache.org/jira/browse/SPARK-58420
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 4.3.0
> Reporter: Vladimir Golubev
> Priority: Major
> Labels: correctness
>
> Injecting MapSort is necessary for maps to be grouped correctly. We currently
> do that for GROUP BY, but we missed that for the COUNT(DISTINCT ...)
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