Re: The fable of DEMETRIUS, CONSTRAINTICUS, and AUTOMATICUS
Date: 19 Oct 2004 05:57:10 -0700
Message-ID: <1098190630.425442.147330_at_z14g2000cwz.googlegroups.com>
Kenneth Downs wrote:
> You want active automation anywhere were some derivation is taking
place.
> If you store extended price in your detai lines, a constraint saying
it
> must be price * qty is silly. The constraint should be that the user
may
> not directly write that column, and Automaticus fills it in for you.
>
> The thesis I am developing is that there are not that many places
where you
> should use a passive constraint, it may be possible to limit advanced
> complex systems solely to Unique and RI. The real service and power
of the
> system will be in the automatically generated information. If I am
wrong,
> I hope I've the gumption to report here why it did not work. If I'm
right,
> I'll be releasing something under GPL someday. Wish me luck :)