[PR] [core] Improve error message for fallback branch schema mismatch [paimon]

[via GitHub]

LsomeYeah opened a new pull request, #7633:
URL: https://github.com/apache/paimon/pull/7633

   ## Summary
   - Improve the error message in `FallbackReadFileStoreTable.validateSchema()` 
to explicitly mention that the validation is triggered by the 
`scan.fallback-branch` option, helping users quickly identify the root cause of 
the schema mismatch.
   
   ## Test plan
   - [x] Compile verified
   
   🤖 Generated with [Qoder][https://qoder.com]


-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: issues-unsubscr...@paimon.apache.org

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org