Re: Codd and many-valued logics
From: -CELKO- <jcelko212_at_earthlink.net>
Date: Tue, 31 May 2016 19:12:15 -0700 (PDT)
Message-ID: <af997071-f5d5-4b25-a405-2ee8d6586839_at_googlegroups.com>
Date: Tue, 31 May 2016 19:12:15 -0700 (PDT)
Message-ID: <af997071-f5d5-4b25-a405-2ee8d6586839_at_googlegroups.com>
I also do not remember Codd referencing prior multivalue logics. However, D David McGovern spend some time on this topic. It will be worth googling it. I also posted things on this decades ago. David's work is much much better than mine. He points out of a full logic has to have conference rules. In SQL we have search conditions and resolution rules for the searches; not the same thing exclamation
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Received on Wed Jun 01 2016 - 04:12:15 CEST