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https://issues.apache.org/jira/browse/SPARK-13091?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Armbrust resolved SPARK-13091.
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Resolution: Fixed
Fix Version/s: 2.0.0
Issue resolved by pull request 11144
[https://github.com/apache/spark/pull/11144]
> Rewrite/Propagate constraints for Aliases
> -----------------------------------------
>
> Key: SPARK-13091
> URL: https://issues.apache.org/jira/browse/SPARK-13091
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Reporter: Sameer Agarwal
> Assignee: Sameer Agarwal
> Fix For: 2.0.0
>
>
> We'd want to duplicate constraints when there is an alias (i.e. for "SELECT
> a, a AS b", any constraints on a now apply to b)
> This is a follow up task based on [~marmbrus]'s suggestion in
> https://docs.google.com/document/d/1WQRgDurUBV9Y6CWOBS75PQIqJwT-6WftVa18xzm7nCo/edit#heading=h.6hjcndo36qze
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