Re: Mixing OO and DB

From: David Cressey <>
Date: Tue, 11 Mar 2008 15:00:59 GMT
Message-ID: <L8xBj.3376$dK3.2214_at_trndny03>

"Robert Martin" <> wrote in message news:2008031019343517709-unclebob_at_objectmentorcom...
> On 2008-03-09 00:55:27 -0600, Marshall <> said:
> > Meh. You suckered me in to an argument that revolves around
> > the meaning of vaguely worded terms. Who cares WTF is a
> > "system" or not? The point is, a card catalog is just data.
> > It exists independently of "behavior", whatever that vaguely
> > worded term is supposed to mean. (My best guess: it's not
> > *supposed* to mean anything all that specific.) And yet it
> > is still useful. Which supports the idea that data is more
> > fundamental.
> If I write a set of rules that tell you how to use a card catalog, you
> can apply those rules to *any* card catalog that has a recognizable
> format.
> Now, which came first? The rules, or the cards? Were the cards
> designs around the rules? Or were the rules designed around the cards?
Both. In the circle of life, the rules and the cards take turns being driver or driven. Received on Tue Mar 11 2008 - 16:00:59 CET

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