Re: many to many relationship
Date: Thu, 6 Mar 2003 10:49:30 +0000
In message <7Ut9a.10601$Lq.823680_at_stones>, john <nospam_at_nospam.com>
>why is it that a many to many relationship should be changed so that a one
>to many table links the two?
Logical data structures always use link-entities to break a many to many relationship into two or more simpler ones. It's usually worth taking a close look at link-entities because they often correspond to real-world entities that might otherwise be overlooked.
-- Bernard Peek bap_at_shrdlu.com www.diversebooks.com: SF & Computing book reviews and more..... In search of cognoscentiReceived on Thu Mar 06 2003 - 11:49:30 CET