Re: Primary Key Theory Question
Date: Sat, 3 Apr 2004 09:37:05 -0500
What is a surrogate key and what is a natural key is in the eye of the
beholder. There exists a certain context in which SSN is a surrogate key.
It's a key issued for the purposes of identification to an object whose
natural features are unusable for identification. It's just not invented by
SSN only looks natural to the IT person because the subject matter expert
uses it as if it were natural.
SSN only looks natural to the IT person because the subject matter expert uses it as if it were natural.Received on Sat Apr 03 2004 - 16:37:05 CEST