Github user kiszk commented on the issue:
https://github.com/apache/spark/pull/20779
@dvogelbacher Great, I have been also investigating the similar approach
(i.e. concatenating `agg()`). Let me try your case.--- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org
