"Shoaib Mir" <shoaibmir@gmail.com> writes:
> On 2/1/07, Harvey, Allan AC <HarveyA@onesteel.com> wrote:
>> I know the function is there.
>> What am I doing wrong?
> To reduce clutter, \df does not show data type I/O functions. This is
> implemented by ignoring functions that accept or return type cstring.
That could be Allan's problem right there. The other likely possibility
I can think of is that delete_old() is in a schema that's not in his
search path. "\df+ delete_old" would only show visible functions --- to
see functions in all schemas try "\df+ *.delete_old".
regards, tom lane