Re: RM's Canonical database

From: paul c <toledobythesea_at_oohay.ac>
Date: Tue, 04 Jul 2006 03:33:44 GMT
Message-ID: <sklqg.119988$IK3.85809@pd7tw1no>

Ron Jeffries wrote:
> On 3 Jul 2006 09:04:21 -0700, "Marshall" <marshall.spight_at_gmail.com> wrote:
>

>>> In favor of putting a common rule in the DBMS is that it is centralized. The
>>> "Once and Only Once", or "DRY" principle suggests that it should be there.
>>>
>>> Another possibility for a location for such a rule is in a middle tier, where it
>>> can also meet the DRY principle.
>> But then you lose the centralization.

>
> Why do you think that? Rules can be centralized in the middle tier just as well
> as in the DB, can they not?
> ...

heh heh, 'centralized in the middle'! i love it.

(does this say nothing or does the Internet make it somehow special? personally, i think one must define appl'n before one defines app constraint)

p Received on Mon Jul 03 2006 - 22:33:44 CDT