On Tue, 2012-11-06 at 10:57 -0500, Robert Haas wrote:
> But, with the attached patch:
>
> rhaas=# create function xyz(smallint) returns smallint as $$select
> $1$$ language sql;
> CREATE FUNCTION
> rhaas=# select xyz(5);
> xyz
> -----
> 5
> (1 row)
>
> rhaas=# create table abc (a int);
> CREATE TABLE
> rhaas=# select lpad(a, 5, '0') from abc;
> lpad
> ------
> (0 rows)
I continue to be of the opinion that allowing this second case to work
is not desirable.