On Fri, Jan 6, 2023 at 1:56 PM Bruce Momjian <bruce@momjian.us> wrote:
> Because Postgres requires GROUP BY
> of all non-aggregate columns of a target list, Postgres could certainly
> automatically generate the GROUP BY. However, readers of the query
> might not easily distinguish function calls from aggregates, so in a way
> the GROUP BY is for the reader, not for the database server.
>
How about "SELECT a,b, count(*) FROM t GROUP AUTOMATICALLY;" ? And
then a shorthand for "SELECT a,b, count(*) FROM t GROUP;".
Anyway, the problem is not in clever syntax, but in the fact that it's
an SQL extension, not a standard...
Best regards, Andrey Borodin.