To: <sollig@xxxxxxxxxxxxx>, <katpopins21@xxxxxxxxx>, <oracle-l@xxxxxxxxxxxxx>
Date: Sat, 16 Jul 2005 14:24:58 +0200
The best books on the subject are The Datawarehouse Toolkit by Ralph
and Building the Datawarehouse by Bill Inmon.
But my mentor insisted that everything is either a measured fact or a
Good point, the only question left is whether the *OR* between fact and
dimension is an excusive or a non exclusive one. IMO this is in a nutshell
the difference between Kimball (promoter of exclusive view) and Inmon (a
customer attribute is a typical dimension in product selling context but can
be also a measure e.g. in a customer scoring context).