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From: Alfredo Novoa <alfredo_novoa@hotmail.com>
Newsgroups: comp.databases.theory
Subject: Re: Does Codd's view of a relational database differ from that ofDate&Darwin?[M.Gittens]
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Date: Wed, 22 Jun 2005 13:38:28 +0200
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Xref: dp-news.maxwell.syr.edu comp.databases.theory:31646

On Tue, 21 Jun 2005 19:02:20 GMT, Jan Hidders
<jan.hidders@REMOVETHIS.pandora.be> wrote:

>>>If you restrict yourself to the structural side of the data model, i.e., 
>>>how data is structured, then they are the same. (With the additional 
>>>remark that we are looking at the pure OODB data model
>> 
>> Such a thing does not exist.
>
>Jan Van den Bussche , Jan Paredaens, The expressive power structured 
>values in pure OODB's (extended abstract), Proceedings of the tenth ACM 
>SIGACT-SIGMOD-SIGART symposium on Principles of database systems, 
>p.291-299, May 29-31, 1991, Denver, Colorado, United States

I don't have access to such paper, but the OODB data model does not
exist. OODB's use the network approach.

See: 

Why “The Object Model' is Not a Data Model, RELATIONAL DATABASE
WRITINGS 1994-1997

and:

http://www.dbdebunk.com/page/page/622923.htm



Regards