Re:SQL: The difference between WHERE and HAVING
by frozenice on Tuesday December 14, 2021 @09:19AM
(#29551739)
Think of it this way: there is always a GROUP BY (implicitly), i.e. GROUP BY rownum(). So there is always a big group with all the rows (or rather many small groups).
[ Parent
| on HN ]
There are no comments on this comment yet.