Re: Conceptual, Logical, and Physical views of data
From: x <x_at_not-exists.org>
Date: Tue, 30 Aug 2005 14:28:43 +0300
Message-ID: <df1fte$3df$1_at_domitilla.aioe.org>
Date: Tue, 30 Aug 2005 14:28:43 +0300
Message-ID: <df1fte$3df$1_at_domitilla.aioe.org>
"David Cressey" <david.cressey_at_earthlink.net> wrote in message
news:EdWQe.3994$_84.75_at_newsread1.news.atl.earthlink.net...
> My introduction to databases, back in the 1980s, was, in part, by way of
> Martin. I got this description of multiple views of data: the
conceptual,
> logical, and physical views.
> The conceptual view of data: the data as seen by the subject matter
expert.
> The meaning of each of the values, in context, is part of the subject
matter
> expert's domain. Database structure is not the domain of the SME, in that
> role.
There might be several subjects covered by a database. Received on Tue Aug 30 2005 - 13:28:43 CEST