>Oh - and I understand it's best to use NEWSEQUENTIALID() for clustering
Or you can do like me and use non clustered indexes for the GUID PK:)
You could use COMB GUID for clustered indexes.
Check Jimmy Nilson's benchmarks (it shows insertion uisng GUID is 10% slower only):
http://www.informit.com/articles/article.aspx?p=25862Cetin
