Recursive (Unary) Relatinoships
From: gkiourtas michail <michgkio_at_otenet.gr>
Date: Sun, 12 Nov 2000 18:45:57 +0200
Message-ID: <3A0EC945.60AC67CE_at_otenet.gr>
Date: Sun, 12 Nov 2000 18:45:57 +0200
Message-ID: <3A0EC945.60AC67CE_at_otenet.gr>
Can someone present the following meanings in an easy to understand way?
What is the usefullness of these meanings in database design?
a) Symmetric Recursive Relationship
b)Asymmetric Recursive Relationship
c)Recursive Relationship as an Entity.
Thanks.Mike Received on Sun Nov 12 2000 - 17:45:57 CET