Re: Normalizing Every Thing with XDb2

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"Neo" <neo55592_at_hotmail.com> wrote in message news:4b45d3ad.0407280949.7d6fb9d1_at_posting.google.com...
> > > create *.
> > > create * cls mass.
> > > create * quantity 1.
> > > create * unit kg.
> > >
> > > create box1 weight (mass)(1)(kg).

> > When you insert 100 boxes with different quantities, you need to assert
in
> > two different places that each number is a quantity AND a measure for
some
> > box.

> Are you in effect saying that a color needs to be "asserted" in two
> different places each time a car is added to T_Car below (assuming
> each car is a different color)? If so, what is the significance?

I was talking about quantities example, not about colors. I was talking about removing the need to assert that 1, 2, 3, are numbers each time you assert a weight, a length, a cost or at least to assert this in the same place, not in two different places.

> > Also I suggest you get rid of those parentheses
> > [ie (distance)((quantity)1)((unit)cm)]

> Doing so wouldn't indicate the same thing, just as (a)((b)c)((d)e)
> doesn't equal (a)(b(c))(d(e)) or (a)(b)(c)(d)(e) or a b c d e, etc.

> Removing parentheses would have about the same effect as removing them
> from LISP.

I don't suggest you to blindly remove the parentheses. There are ways by you can at least reduce the number of parentheses.

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