How to suppress database users in GDM?

[s]

On 08/24/2009 06:56 AM, Jochen Wiedmann wrote:
> Hi,
>
> after installing commercial software (in particular database systems),
> it is not uncommon to find users in the GDM login, which I don't
> actually want. I assume that GDM treats uids>  500 as humans.
>
> Is it possible to change that?
>
> Thanks,
>
> Jochen
>
>    

Maybe set the shell for the user to to /sbin/nologin