beliefer opened a new pull request, #50522: URL: https://github.com/apache/spark/pull/50522
### What changes were proposed in this pull request? This PR proposes to supplement tests for merge into. ### Why are the changes needed? Recently, I read the code about merge into and found we missing test cases for a code path. And I created a PR https://github.com/apache/spark/pull/50514 also proves my point. ### Does this PR introduce _any_ user-facing change? 'No'. Just about tests. ### How was this patch tested? GA. ### Was this patch authored or co-authored using generative AI tooling? 'No'. -- 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: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org