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https://issues.apache.org/jira/browse/SPARK-12003?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Davies Liu resolved SPARK-12003.
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Resolution: Fixed
Fix Version/s: 1.6.0
2.0.0
Issue resolved by pull request 9984
[https://github.com/apache/spark/pull/9984]
> Expanded star should use field name as column name
> ---------------------------------------------------
>
> Key: SPARK-12003
> URL: https://issues.apache.org/jira/browse/SPARK-12003
> Project: Spark
> Issue Type: Bug
> Reporter: Davies Liu
> Fix For: 2.0.0, 1.6.0
>
>
> Right now, the expended start will include the name of expression as prefix
> for column, that's not better than without expending, we should not have the
> prefix.
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