BruceM wrote:
That you disagree with somebody does not make that person wrong.

That someone has a track record of providing a wide range of assistance
does not make that person right ;-)

In this case, I disagree with the person because they do not understand
what PRIMARY KEY means. Autonumber does not make a good uniquifier, let
alone a good PK (different concepts). Remember this list? the
advantages of using autonumber a

1. Convenience, because it's provided by the 'system';
2. It's an 'efficient' data type;
3. Erm...
4. That's it!