Re: Object-relational impedence
From: S Perryman <q_at_q.com>
Date: Wed, 12 Mar 2008 11:08:17 +0000
Message-ID: <fr8dja$nhb$1_at_aioe.org>
Date: Wed, 12 Mar 2008 11:08:17 +0000
Message-ID: <fr8dja$nhb$1_at_aioe.org>
JOG wrote:
> On Mar 12, 9:34 am, S Perryman <q..._at_q.com> wrote:
>>JOG wrote:
>>>A red herring as far as I'm concerned this Robert - after all RM is >>>not an "inference engine" either. What I am questioning whether we >>>need the concept of inheritance /whatsoever/. It does not exist in >>>logic, it has no underlying theoretical justification, and is purely >>>an ad hoc mechanism thrown together at xerox parc. >>2. Devised because of the influence of academic work on data types (Hoares'>>"record" types) , and noticing things having related properties/behaviours >>in simulation systems.
>>So not really ad-hoc (thought went into providing the scheme) .
> Remember that there is a huge amount of 'academic work' on XML - that
> doesn't make XML any the less ad-hoc, or without sound theoretical
> foundation.
Perhaps so.
But for the things we are discussing, these people and their work was
the *genesis* .
> But again thanks for the info, and if you have any links
> to the things you site, I'd be interested to having a look.
A search on simula + hoare + record, seems to yield a fair amount of sources.
Regards,
Steven Perryman
Received on Wed Mar 12 2008 - 12:08:17 CET