http://weblogs.asp.net/fbouma/archive/2006/08/23/Essay_3A00_-The-Database-Model-is-the-Domain-Model.aspxPreface To work with data on a semantic basis, it's often useful to specify general definitions of the elements a given portion of logic will work with. For example, an order system works with, among other elements, Order elements. To be able to defineenCommunityServer 2007 SP1 (Build: 20510.895)