El Lun 25 Jul 2005 23:29, Stephan Szabo escribió:
> >
> > Now to the constraint:
> >
> > I don't want the login and password columns to have nulls when the account
> > (row) is confirmed (confirmed column is set to true).
> >
> > I tried adding this CONSTRAINT to the table definition, but with no luck:
> >
> > CONSTRAINT nonuloconfirmado CHECK
> > ((login NOT NULL AND password NOT NULL) OR NOT confirmado)
> >
> > It gives an error on the first NULL.
> >
> > How can this be solved?
>
> I think you'd want
> (login IS NOT NULL AND password IS NOT NULL) OR NOT confirmado
<banning my head to the wall>
HOW COULD I HAVE MISSED THAT!!!
</banning my head to the wall>
I feel so stupid today. :-(
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Lic. Martín Marqués | SELECT 'mmarques' ||
Centro de Telemática | '@' || 'unl.edu.ar';
Universidad Nacional | DBA, Programador,
del Litoral | Administrador
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