[SPARK-48683] Schema evolution with `df.mergeInto` losing `when` clauses

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.0.0
• Fix Version/s: 4.0.0
• Component/s: SQL
• Labels: pull-request-available
• Assignee: Pengfei Xu
• Reporter: Pengfei Xu
• Created: 21/Jun/24 08:28
• Updated: 15/Aug/24 15:01
• Resolved: 24/Jun/24 08:26

Description

When calling df.mergeInto(...).when...(...).withSchemaEvolution() all when clauses will be lost.

Issue Links

• links to: GitHub Pull Request #47055