Re: Object-relational impedence
From: S Perryman <q_at_q.com>
Date: Sun, 16 Mar 2008 10:47:43 +0000
Message-ID: <fritsu$mvn$1_at_aioe.org>
Date: Sun, 16 Mar 2008 10:47:43 +0000
Message-ID: <fritsu$mvn$1_at_aioe.org>
Marshall wrote:
> On Mar 14, 5:59 pm, David BL <davi..._at_iinet.net.au> wrote:
>>The WWW is data-centric. It is not at all surprising that Http on >>port 80 is *much* more common than RPC, CORBA, DCOM, RMI and SOAP put >>together. Http concerns messages used to access data instead of >>messages used to elicit behaviour.
> Interesting point.
>
> My high-level viewpoint: two important success factors for
> distributed computing turn out to be<drumroll>: logical independence
> and physical independence, at the (network) protocol level!
The ODP specifications are a good place IMHO for beginners to look in order to learn about the fundamentals.
> Surprise!
Hardly.
Abstraction of the physical enviroment has been a fundamental concept
in CS for aeons.
Regards,
Steven Perryman
Received on Sun Mar 16 2008 - 11:47:43 CET