Re: PL/pgSQL: SELECT INTO EXACT

Matt Miller <mattm@epx.com> writes:
> This patch implements an optional EXACT keyword after the INTO keyword
> of the PL/pgSQL SELECT INTO command.  The motivation is to come closer
> to Oracle's SELECT INTO behavior: when SELECTing INTO scalar targets,
> raise an exception and leave the targets untouched if the query does not
> return exactly one row.  This patch does not go so far as to raise an
> exception, but it can simplify porting efforts from PL/SQL.

Uh, what's the point of being only sort-of compatible?  Why not throw
the exception?

I dislike the choice of "EXACT", too, as it (a) adds a new reserved word
and (b) doesn't seem to convey quite what is happening anyway.  Not sure
about a better word though ... anyone?

            regards, tom lane