Re: Is Ingres yet relational?
Date: Mon, 31 May 2004 09:05:25 -0300
Message-ID: <pan.2004.05.31.12.05.25.816739_at_dutra.fastmail.fm>
Em Sun, 30 May 2004 11:32:40 +0000, Alfredo Novoa escreveu:
> > Ingres wasn't originally an SQL DBMS.
>
> Nor a truly relational one. SQL is only a part of the problem.
I never studied QUEL. I am interested in it because it is said to be 'more relational' than SQL -- I don't know to which point.
Indeed the current reference includes duplicates and NULLs, so it isn't *that* better.
>> I submit to their own loss...
>
> It is pragmatic.
I've heard the argument to the contrary by quite expert programmers.
> And on many other things. For instance I have never seen a well
> documented complex open source project.
Free software programmers tend to say the best documentation is source code.
From gaps in black box software documentation I tend to agree.
>> Looks like you are really foreign to all the free software >> ethos.
>
> I use a lot of free software, and even some open source, but to study
> and to modify the code of others is a last resource.
Indeed. But there are quite a few instances when this last resource is needed.
> It looks like you are very foreign to programming.
Done my bit, but no hacker indeed...
-- Leandro Guimarães Faria Corsetti Dutra +55 (11) 5685 2219 Av Sgto Geraldo Santana, 1100 6/71 leandro_at_dutra.fastmail.fm 04.674-000 São Paulo, SP BRASIL http://br.geocities.com./lgcdutra/Received on Mon May 31 2004 - 14:05:25 CEST