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  2. MIDRANGE-L
  3. August 2001

RE: triggers within commit cycles

> >Why not use referential integrity to enforce business rules?
> >
>
> You can and should, but RI enforces a limited set of business rules. Rules
> like "a customer must exist before we can create an order" is an RI rule,
> but a rule like "send notification to a vendor whenever on-hand quantity
> falls below low-stock-point or reorder-point" is a trigger type rule.
>

Ok, I agree completely with this, and is what I do.  I thought the
discussion was about using triggers to ensure only 'A' or 'B' was allowed
for a given field.

Phil


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