Steve

I wasn't aware of this kind of problem, but I am surprised to see how frequent it is.

I made a quick search on GOOGLE this morning and found 3 "clones" of my articles at blogpost.com

http://softwarekira.blogspot.com/2009/05/modeling-and-diagrams-with-sql-server.html

http://gowdhamanr.blogspot.com/2010/10/do-you-really-need-surrogate-keys-part.html#more

http://techtipsbysatish.blogspot.com/2010/08/sql-server-joins.html

And the original articles:

http://www.sqlservercentral.com/Authors/Articles/Wagner_Crivelini/293928/