Le mercredi 2006 juillet 12 18:22, Vincent Frison a écrit :
Hi all,
I have a class A referencing another class B. My code (and database) works
fine for a long time but now I have to do some major changes to my app:
class A must reference class B OR class C. These two classes should share
the
Le jeudi 2006 juillet 13 18:12, Thomas Dudziak a écrit :
Hi Vincent,
the main problem that you have is that you cannot define a foreign key
that references TableA OR TableB.
That's my problem. It doesn't seem very exotic..
Basically if you want to have database foreign keys (and if your OJB
Hi all,
I have a class A referencing another class B. My code (and database) works
fine for a long time but now I have to do some major changes to my app: class
A must reference class B OR class C. These two classes should share the same
interface (or inherit from the same abstract class) but