Re: One-To-One Relationships
Date: Sat, 1 Dec 2007 11:26:20 -0800 (PST)
On Dec 1, 7:13 pm, Cimode <cim..._at_hotmail.com> wrote:
> On 1 déc, 18:21, JOG <j..._at_cs.nott.ac.uk> wrote:> On Dec 1, 4:52 pm, rp...@pcwin518.campus.tue.nl (rpost) wrote:
> > > snip
> > > ER modelling allows me to assert the identifiability of a relationship
> > > *without* reference to identifying attributes.
> > This is a contradiction to your previous statement. A relationship can
> > not be identifiable if it has no identity. Its an oxymoron.
> Huhh...Isn't a name a way to identify an entity?
> [Snipped rest because I agree with most part]
A name is an attribute, just like any other attribute. Received on Sat Dec 01 2007 - 20:26:20 CET