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From "Wenchen Fan (Jira)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-31372) Display expression schema for double checkout alias
Date Thu, 30 Apr 2020 03:59:00 GMT

     [ https://issues.apache.org/jira/browse/SPARK-31372?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Wenchen Fan reassigned SPARK-31372:
-----------------------------------

    Assignee: jiaan.geng

> Display expression schema for double checkout alias
> ---------------------------------------------------
>
>                 Key: SPARK-31372
>                 URL: https://issues.apache.org/jira/browse/SPARK-31372
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.1.0
>            Reporter: jiaan.geng
>            Assignee: jiaan.geng
>            Priority: Major
>
> Although SPARK-30184 Implement a helper method for aliasing functions, developers always
forget to using this improvement.
> We need to add more powerful guarantees so that aliases outputed by built-in functions
are correct.



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