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Re: modeling either/or relationship...

From: David Cressey <dcressey_at_verizon.net>
Date: Fri, 27 Jan 2006 19:53:34 GMT
Message-ID: <2TuCf.18$8U2.12@trndny06> 





Volker,



Joe Celko has presented table designs, including constraints for the
gen-spec case several times in this newsgroup.  If you look up the history
of this newsgroup (c.d.t.) in web archives of the messages,  you may be able
to see one of his ealrier resonses.
Received on Fri Jan 27 2006 - 13:53:34 CST












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