Jan-Peter.Seifert@gmx.de writes:
> Hello raf,
>>> Easier is just
>>> select oid::regprocedure from pg_proc where <whatever>
>> note that this method doesn't produce a complete function
>> signature. the precision and scale of numerics are not
>> included in the output. hopefully, that won't matter for
>> your needs.
> Oh. So functions expecting e.g. numeric(5,2) as argument wouldn't be
listed correctly? Is this going to be fixed then?
No, because it's not broken. Precision/scale of numerics aren't
relevant to function signatures. A function can take or return
a numeric, full stop --- it doesn't matter what the precision is.
The same goes for other type modifiers such as varchar maxlength.
regards, tom lane
