--- scuffio <simone(dot)dicola(at)gmail(dot)com> wrote:
> I would want to know as I make to control that the length of the field
> character insert is of one sure dimension
A check constraint can certainly do this. If you want to generalize it, you can roll you check
constraint into a domain (user defined column type).
http://www.postgresql.org/docs/8.2/interactive/ddl-constraints.html
http://www.postgresql.org/docs/8.2/interactive/sql-createdomain.html
Regards,
Richard Broersma Jr.