Re: Need help to understand difference, and contrast between Relational database model and the Object-Oriented model
Date: Tue, 9 Dec 2003 17:43:48 -0500
Message-ID: <uJidnQfQhLmhzUuiRVn-ig_at_golden.net>
"Corey Brown" <corey_at_spectrumsoftware.net> wrote in message
news:8FlBb.6497$Yt2.86_at_bignews3.bellsouth.net...
>
> "Alfredo Novoa" <alfredo_at_ncs.es> wrote in message
> news:e4330f45.0312090304.6a5179b3_at_posting.google.com...
> > Nobody <nobody_at_nowhere.net> wrote in message
> news:<xzbBb.65050$_M.317461_at_attbi_s54>...
> > > Relational databases use keys. Object databases use some sort of
> > > pointer to physical storage location.
> > >
> > > That's all.
> > >
> >
> > Is this a nonsense competition?
>
> Alfredo, why don't you explain to us why you think this answer is
> nonsense.
> Don't relational databases rely on foreign keys to relate data in one
> table row
> to another table row? I'm pretty sure they do and I am also pretty
sure
> that ODBM
> systems do use direct pointers to relate objects together.
That's about as useful as observing the difference between cars and airplanes is to note that airplanes use bulkheads and cars use airbags. Received on Tue Dec 09 2003 - 23:43:48 CET