[ https://issues.apache.org/jira/browse/SPARK-15400?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15290739#comment-15290739
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Apache Spark commented on SPARK-15400:
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User 'ueshin' has created a pull request for this issue:
https://github.com/apache/spark/pull/13193
> CreateNamedStruct and CreateNamedStructUnsafe should preserve metadata of value expressions
if it is NamedExpression.
> ---------------------------------------------------------------------------------------------------------------------
>
> Key: SPARK-15400
> URL: https://issues.apache.org/jira/browse/SPARK-15400
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Takuya Ueshin
> Priority: Minor
>
> {{CreateNamedStruct}} and {{CreateNamedStructUnsafe}} should preserve metadata of value
expressions if it is {{NamedExpression}} like {{CreateStruct}} or {{CreateStructUnsafe}} are
doing.
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