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https://issues.apache.org/jira/browse/SPARK-32861?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun resolved SPARK-32861.
-----------------------------------
    Fix Version/s: 3.1.0
         Assignee: Allison Wang
       Resolution: Fixed

This is resolved via https://github.com/apache/spark/pull/29734

> GenerateExec should require output column ordering
> --------------------------------------------------
>
>                 Key: SPARK-32861
>                 URL: https://issues.apache.org/jira/browse/SPARK-32861
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 3.0.1
>            Reporter: Allison Wang
>            Assignee: Allison Wang
>            Priority: Minor
>             Fix For: 3.1.0
>
>
> {{GenerateExec}} should require column ordering since it binds its input rows 
> directly with its {{requiredChildOutput}} without using the child's output 
> schema. In this case, changing input column ordering will result in 
> {{GenerateExec}} binding the wrong schema to the input columns. 



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