Re: RM's Canonical database
From: paul c <toledobythesea_at_oohay.ac>
Date: Sat, 01 Jul 2006 16:14:30 GMT
Message-ID: <Gbxpg.113971$IK3.35710_at_pd7tw1no>
>
> Imagine that your database is used by multiple applications where
> each application has different business rules. IMO, this is one reason
> why one should not include business rules in a db. So the answer to
> your question is *data*.
Date: Sat, 01 Jul 2006 16:14:30 GMT
Message-ID: <Gbxpg.113971$IK3.35710_at_pd7tw1no>
Michael Gaab wrote:
> "mAsterdam" <mAsterdam_at_vrijdag.org> wrote in message news:44a63f88$0$31653$e4fe514c@news.xs4all.nl...
>> Robert Martin wrote: >> >>> ... business rules don't belong in the database. >> What, in your opinion, does belong in the database? >>
>
> Imagine that your database is used by multiple applications where
> each application has different business rules. IMO, this is one reason
> why one should not include business rules in a db. So the answer to
> your question is *data*.
I'm trying to imagine two apps that use the same data with different
business rules. Wouldn't they screw each other? eg., one could leave
the db in a state that didn't obey the other's rules?
p