Hi Ioana and David. Thank you. Yes, I can see the problem. I will look into your suggestions. Leif ----- Original Message ----- > On Friday, September 18, 2015, Leif Jensen <leif@xxxxxxxxxxx> wrote: > > > Hello Laurenz, > > > > Thank you for you suggestion. I really want to aviod that someone > > 'accidentally' deletes too much by typing (programming) a not full > > qualified DELETE ... statement. In your case one would have to always use > > the delete function, but no restrictions on using the DELETE statement. > > > > > There is no way you can prevent a superuser from shooting themselves in the > foot. For anyone else you can enforce use of the function to perform the > delete. > > You could make a field called ok-to-delete and add a partial unique index > on it so that only a single record can be marked ok to delete at a time and > then have your trigger abort if it tries to delete a field without the ok > to delete field set to true. > > David J. > -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general