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https://issues.apache.org/jira/browse/SPARK-11451?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Armbrust updated SPARK-11451:
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Target Version/s: (was: 1.6.0)
> Support single distinct count on multiple columns
> -------------------------------------------------
>
> Key: SPARK-11451
> URL: https://issues.apache.org/jira/browse/SPARK-11451
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Reporter: Herman van Hovell
> Priority: Minor
>
> The new aggregation code path does not support distinct counting on multiple
> colums. For example:
> {noformat}
> SELECT COUNT(DISTINCT a, b) FROM c
> {noformat}
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