Re: Does Codd's view of a relational database differ from that ofDate&Darwin?[M.Gittens]

From: Alfredo Novoa <>
Date: Wed, 22 Jun 2005 13:38:28 +0200
Message-ID: <>

On Tue, 21 Jun 2005 19:02:20 GMT, Jan Hidders <> 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.


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

Regards Received on Wed Jun 22 2005 - 13:38:28 CEST

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