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Home -> Community -> Usenet -> comp.databases.theory -> Re: Fraud Number 3: U-Gene

Re: Fraud Number 3: U-Gene

From: Cimode <cimode_at_hotmail.com>
Date: 21 Jun 2006 02:35:27 -0700
Message-ID: <1150882527.723476.272540@p79g2000cwp.googlegroups.com>

Bob Badour wrote:
> Tony D wrote:
>
> > Cimode wrote:
> >
> >>>But I'm not sure how you could confuse an attribute with a relvar.
> >>
> >>As I stated B4 if their definition are too similar to be clearly
> >>distinguished..It's an open highway for unexperienced audiences to
> >>confuse both. This is the last explanation I will give on that
> >>point...I have already answered above and I will stop reexplaining....
> >
> > But a variable is time varying; an attribute is, for want of a better
> > word, an attribute of a relation *value*, so it can't change. I simply
> > don't see how this confusion can come about.
>
> But an attribute is a variable in the sense that predicate calculus uses
> 'variable' even if one cannot use imperative statements to change it.
>
>
> >>*change* is a verb that leads to confusion in defining the relationship
> >>between variables and values. *change* supposes a modification of
> >>state which. I prefer the definition of variable as a *value holder*
> >>which give a much more clearer indication .
> >
> > I don't see that. Values never change. Which value is indicated by a
> > variable can.
> >
> >
> >>You are confusing domain and type...
> >
> > I'm not confusing them; I'm saying that I don't see a need for the
> > separation between them that you're describing. Can you say why you
> > would separate them in such a way ?
>
> I have no opinion on the remainder.

Of course, you don't..Agreeing with what I stated would contradict your assumption that I would be a crank. LOL Received on Wed Jun 21 2006 - 04:35:27 CDT

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