Re: triggers within commit cycles

["R. Bruce Hoffman, Jr." <rbruceh@xxxxxxxxxxxxx>]

-----Original Message-----
From: Phil <sublime78ska@yahoo.com>
To: midrange-l@midrange.com <midrange-l@midrange.com>
Date: Tuesday, August 21, 2001 3:19 PM
Subject: RE: triggers within commit cycles


>> IMO, neither is perfect, but I have a better chance with my business
rules
>> in triggers than I do with an externalized I/O module. Even if I'm in an
>> object oriented language.
>>
>
>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.

===========================================================
R. Bruce Hoffman, Jr.
 -- IBM Certified Specialist - AS/400 Administrator
 -- IBM Certified Specialist - RPG IV Developer

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