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https://issues.apache.org/jira/browse/SPARK-30903?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Takeshi Yamamuro updated SPARK-30903:
-------------------------------------
    Issue Type: Bug  (was: Improvement)

> Fail fast on duplicate columns when analyze columns
> ---------------------------------------------------
>
>                 Key: SPARK-30903
>                 URL: https://issues.apache.org/jira/browse/SPARK-30903
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 3.0.0
>            Reporter: wuyi
>            Assignee: wuyi
>            Priority: Major
>             Fix For: 3.0.0
>
>
> We should fail fast on duplicate columns when analyze columns to avoid 
> duplicate computation on the column.



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