mingjialiu commented on pull request #29430:
URL: https://github.com/apache/spark/pull/29430#issuecomment-674302449
> I think it might make sense to add a test with a self join between the two
dfs yields the correct results to mirror the issue observed
The issue observed cannot be
mingjialiu commented on pull request #29430:
URL: https://github.com/apache/spark/pull/29430#issuecomment-674230500
> This is against 2.4. Could you also check whether the master branch still
has such an issue?
I cannot repro the issue at master branch. 3.0. in unit test.
