On Fri, 25 Aug 2000, Peter Eisentraut wrote:
> Martin A. Marques writes:
>
> > I don't know if this is posible, but I'm trying to add and delete
> > constrains from a table. Is this posible and why am I having so much
> > problems?
>
> Because it only works for foreign keys. If you are talking about foreign
> key contraints then you should define "problems" better.
No, it was a primary key.
Can I change the constraint of NULL in a column? And what should I do if
I want to add a primary key to a table?
"And I'm happy, because you make me feel good, about me." - Melvin Udall
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Martín Marqués email: martin@math.unl.edu.ar
Santa Fe - Argentina http://math.unl.edu.ar/~martin/
Administrador de sistemas en math.unl.edu.ar
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