Re: Foreign key problem
From: paul c <toledobythesea_at_oohay.ac>
Date: Thu, 15 Jun 2006 12:40:49 GMT
Message-ID: <lzckg.29639$iF6.29187_at_pd7tw2no>
>
>
> THE "glue" are the domains, not the foreign keys. See RM/V2.
>
>
Date: Thu, 15 Jun 2006 12:40:49 GMT
Message-ID: <lzckg.29639$iF6.29187_at_pd7tw2no>
x wrote:
> "paul c" <toledobythesea_at_oohay.ac> wrote in message
> news:7RWjg.26165$IK3.10314_at_pd7tw1no...
>> Rich Ryan wrote: >>> ... >>> At the end of the day, foreign keys is an implementation issue. But Ted >>> Codd had a lot to say about the domain of foreign keys. The "glue".
>
>> If you are saying that foreign keys are THE "glue", the fact that nobody >> can seem to apply them to the OP's schema without denormalizing suggests >> they aren't always so.
>
> THE "glue" are the domains, not the foreign keys. See RM/V2.
>
>
Salesman stole my copy of RM/V2, no idea why. Out-of-print now, not to be found in any library I've searched. Maybe somebody could quote what it says about glue!
p Received on Thu Jun 15 2006 - 14:40:49 CEST