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https://issues.apache.org/jira/browse/SPARK-47996?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ruifeng Zheng resolved SPARK-47996.
-----------------------------------
    Fix Version/s: 4.2.0
       Resolution: Fixed

Issue resolved by pull request 54000
[https://github.com/apache/spark/pull/54000]

> Pandas-on-Spark incompletely implements merge methods
> -----------------------------------------------------
>
>                 Key: SPARK-47996
>                 URL: https://issues.apache.org/jira/browse/SPARK-47996
>             Project: Spark
>          Issue Type: Bug
>          Components: Pandas API on Spark
>    Affects Versions: 3.4.3
>            Reporter: Philip Kahn
>            Priority: Minor
>              Labels: pull-request-available
>             Fix For: 4.2.0
>
>
> For Pandas >= 1.2 ( 
> [https://pandas.pydata.org/pandas-docs/version/1.2/reference/api/pandas.DataFrame.merge.html]
>  ) (current = 2.2) how implements method "cross". which is absent.
>  
> This breaks API compatibility.



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