--- In firebird-support@yahoogroups.com, "antoninprukl"
<antoninprukl@y...> wrote:

>
> Hello,
> I don't seem to be able to use the UDFs in my Firebird installation.
> For example when I call the abs() function defined in the ib_udf
> library , I always get error
>
> SQL error code = -804.
> Function unknown. ABS.
>
> This function is declared properly in the ib_udf.sql, firebird.conf
> has the default UdfAccess = Restrict UDF
>
> Do I miss something?

Have you run ib_udf.sql?

UDFs are only valid inside databases where they have been installed.
If you have already done that and it didn't work, then change the UDF
access to Full and get it to work before you worry about locking it
down, but my money is that you haven't installed it yet.

Adam