Julien Jehannet <Julien(dot)Jehannet(at)SecurityKeepers(dot)com> wrote:
> I am newbie with PostgreSQL and I ask myself if it's possible to have
> unsigned numbers.
As far as I know, there is no separate data type for unsigned numbers, but
you can of course use CHECK constraints like
age INTEGER CHECK (age >= 0),
(see http://www.ca.postgresql.org/docs/aw_pgsql_book/node132.html).
HTH,
Ray
--
Those who are willing to trade their liberty for security deserve neither.
Benjamin Franklin