Re: compound primary key with null columns... is it possible?

> Yes I know but this would fake somehow the initial idea of
> robustness/consistency, since the users would then be aloud
> to produce different entries for same tuples of:
>
> customer_ID,product_ID,Branch_ID,Date,Color_ID,Size_ID
>
> (for different date-times)
>
> when should be suffice to only augment the quantities in
> the specific date (date only and no time).
>

I meant "since the users would then be allowed" and not aloud ;-) sorry ;-) Received on Thu Dec 19 2002 - 08:21:25 CST