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https://issues.apache.org/jira/browse/SPARK-53629?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wenchen Fan resolved SPARK-53629.
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Fix Version/s: 4.1.0
Resolution: Fixed
Issue resolved by pull request 52377
[https://github.com/apache/spark/pull/52377]
> Support type widening for MERGE INTO WITH SCHEMA EVOLUTION
> ----------------------------------------------------------
>
> Key: SPARK-53629
> URL: https://issues.apache.org/jira/browse/SPARK-53629
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 4.0.1
> Reporter: Szehon Ho
> Assignee: Szehon Ho
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.1.0
>
>
> MERGE INTO WITH SCHEMA EVOLUTION already support adding new column, and also
> some type widening (if structs are missing some fields)
>
> It should support type widening as well.
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