Github user cloud-fan commented on the issue:
https://github.com/apache/spark/pull/19683
Now I feel it's a little hacky to introduce
`Generate.unrequiredChildOuput`, as the attribute may get replaced by something
else during optimization. How about `Generate.unreqiredChildIndex`?--- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org
