Re: Logical equivalence of simple and complex types under the relational model?
From: Dan <guntermann_at_verizon.com>
Date: Wed, 08 Dec 2004 09:37:04 GMT
Message-ID: <4Xztd.1256$zh7.41_at_trnddc02>
Date: Wed, 08 Dec 2004 09:37:04 GMT
Message-ID: <4Xztd.1256$zh7.41_at_trnddc02>
"Alfredo Novoa" <alfredo_at_ncs.es> wrote in message
news:ogfcr09ue0fpiuarpinq3j8637n9cbnr5r_at_4ax.com...
> On Sun, 5 Dec 2004 18:31:59 +0100, "Ja Lar" <ingen_at_mail.her> wrote:
>
>>
>>"Dan" ...
>>
>>> Databases or DBMSs, Alfredo? ;-)
>
> Databases, databases.
I am not exactly sure how to interpret this reply. Are you suggesting a
unity between a scalar type system provided at a lower level (e.g. machine
level or OS level) and the logical RM as managed and presented by software,
particularly the DBMS?
This notion seems to present a variety of problems -- portability being one
Regards,
- Dan