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https://issues.apache.org/jira/browse/SPARK-26982?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan resolved SPARK-26982.
---------------------------------
       Resolution: Fixed
    Fix Version/s: 3.0.0

Issue resolved by pull request 23883
[https://github.com/apache/spark/pull/23883]

> Enhance describe framework to describe the output of a query
> ------------------------------------------------------------
>
>                 Key: SPARK-26982
>                 URL: https://issues.apache.org/jira/browse/SPARK-26982
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.4.0
>            Reporter: Dilip Biswal
>            Assignee: Dilip Biswal
>            Priority: Minor
>             Fix For: 3.0.0
>
>
> Currently we can use `df.printSchema` to discover the schema information for 
> a query. We should have a way to describe the output schema of a query using 
> SQL interface. 
>  
> Example:
> DESCRIBE SELECT * FROM desc_table
> DESCRIBE QUERY SELECT * FROM desc_table



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