"Otto Blomqvist" <o(dot)blomqvist(at)secomintl(dot)com> writes:
> secom=# select f1, f2, f3 from testpassbyval(1, (Select number1 from test));
> ERROR: more than one row returned by a subquery used as an expression
In 8.0 I think it'd work to do
select (x).f1, (x).f2, (x).f3 from
(select testpassbyval(1, number1) as x from test) ss;
regards, tom lane