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Posted to issues@spark.apache.org by "Anton Okolnychyi (Jira)" <ji...@apache.org> on 2026/04/30 15:32:00 UTC

[jira] [Assigned] (SPARK-56559) Add .withSchemaEvolution() method to dataframe writer API

     [ https://issues.apache.org/jira/browse/SPARK-56559?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Anton Okolnychyi reassigned SPARK-56559:
----------------------------------------

    Assignee: Johan Lasperas

> Add .withSchemaEvolution() method to dataframe writer API
> ---------------------------------------------------------
>
>                 Key: SPARK-56559
>                 URL: https://issues.apache.org/jira/browse/SPARK-56559
>             Project: Spark
>          Issue Type: Sub-task
>          Components: SQL
>    Affects Versions: 4.2.0
>            Reporter: Johan Lasperas
>            Assignee: Johan Lasperas
>            Priority: Major
>
> Schema evolution in inserts can only be enabled using SQL at the moment: `INSERT WITH SCHEMA EVOLUTION INTO ...`
>  
> We should introduce a similar user surface in dataframe writes, mirroring the existing `withSchemaEvolution()` method in [mergeInto|https://github.com/apache/spark/blob/cf8be22a20bfc1e6fe2265977540974f810795ad/sql/api/src/main/scala/org/apache/spark/sql/MergeIntoWriter.scala#L162]



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