Re: functions are returns columns

Gregory Stark <stark@enterprisedb.com> writes:
> You're almost there:

> CREATE FUNCTION getfoo (IN int, OUT int, OUT int) returns setof record(int,int) AS $$
>   SELECT fooid, foosubid FROM foo WHERE fooid = $1;
> $$ LANGUAGE SQL;

Not quite --- it's just "returns setof record".  The output column types
are defined by the OUT parameters.  The only reason you need the returns
clause is to have a place to stick the "setof" specification ...
        regards, tom lane