Re: many to many relationship

From: Pablo Sanchez <pablo_at_dev.null>
Date: Thu, 06 Mar 2003 10:36:22 -0600
Message-ID: <Xns933661B879914pingottpingottbah@216.166.71.233>

"john" <nospam_at_nospam.com> wrote in news:zmI9a.10436$Vx2.799976_at_wards:

> so the physical model maps the real world and the conceptual model
> is the normalized model of the physical model?

Typically my physical model is normalized but some times, for performance reasons, I may denormalize. Denormalization may be simply adding an FK down to a sibling.

-- 
Pablo Sanchez, High-Performance Database Engineering
http://www.hpdbe.com

Received on Thu Mar 06 2003 - 10:36:22 CST