Re: Need help to understand difference, and contrast between Relational database model and the Object-Oriented model
From: Nobody <nobody_at_nowhere.net>
Date: Wed, 10 Dec 2003 03:06:49 GMT
Message-ID: <d5wBb.490266$Tr4.1338983_at_attbi_s03>
>
> sure
>
>
>
> That's about as useful as observing the difference between cars and
> airplanes is to note that airplanes use bulkheads and cars use airbags.
>
>
Received on Wed Dec 10 2003 - 04:06:49 CET
Date: Wed, 10 Dec 2003 03:06:49 GMT
Message-ID: <d5wBb.490266$Tr4.1338983_at_attbi_s03>
No, it's more like difference between how smart you think you are and how smart you really are. There's a *big* difference, but you'll never see it.
Bob Badour wrote:
> "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
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>>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 Wed Dec 10 2003 - 04:06:49 CET