In message <7Ut9a.10601$Lq.823680_at_stones>, john <nospam_at_nospam.com>
writes
>hi,
>
>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 cognoscenti
Received on Thu Mar 06 2003 - 04:49:30 CST
