[jira] [Resolved] (SPARK-32090) UserDefinedType.equal() does not have symmetry

["Dongjoon Hyun (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-32090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dongjoon Hyun resolved SPARK-32090.
-----------------------------------
    Fix Version/s: 3.1.0
       Resolution: Fixed

Issue resolved by pull request 28923
[https://github.com/apache/spark/pull/28923]

> UserDefinedType.equal() does not have symmetry 
> -----------------------------------------------
>
>                 Key: SPARK-32090
>                 URL: https://issues.apache.org/jira/browse/SPARK-32090
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.1.1, 2.2.0, 2.3.0, 2.4.0, 3.0.0
>            Reporter: wuyi
>            Assignee: wuyi
>            Priority: Major
>             Fix For: 3.1.0
>
>
> ExampleSubTypeUDT.userClass is a subclass of ExampleBaseTypeUDT.userClass
> val udt1 = new ExampleBaseTypeUDT
> val udt2 = new ExampleSubTypeUDT
> println(udt1 == udt2) // true
> println(udt2 == udt1) // false



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