Re: Relations as Repeating Groups & Namespaces

From: Dawn M. Wolthuis <dwolt_at_tincat-group.com>
Date: Thu, 3 Jun 2004 15:41:48 -0500
Message-ID: <c9o2en$vde$1_at_news.netins.net>


"x" <x-false_at_yahoo.com> wrote in message news:40bf6328$1_at_post.usenet.com...
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> "Dawn M. Wolthuis" <dwolt_at_tincat-group.com> wrote in message
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> > > "Dawn M. Wolthuis" <dwolt_at_tincat-group.com> wrote in message
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> > <snip>
> > > Hierarchical namespaces tend to be dependent on the applications.
> > > Hierarchical namespaces tend to classify *things*.
> > > We need a method general enough to deal with any kind of facts.
> > > But I agree that "labeling" is one of the human abilities.
> >
> > The entire logical model is interwoven with the applications (such as
> > mountain man) with namespaces being no different. We separate out root
> > nodes for namespaces based on different companies or subsidiaries or
> > divisions.
>
> > Why do we have different rules for namespaces depending on where they
are
> in
> > the namespace tree? Is there any logic to that? Associate with any
> > relation name the same things you associate with a schema (root
namespace)
> > and you have a more elegant structure, it seems (by being consistent).
> XML
> > permits relations nested to any level. There is a point where it
becomes
> > confusing semantically (that's where some products cut off the
hierarchy)
> > but it surely is not at the level of relations. Permitting relations
> within
> > any namespace (including within a relation) seems reasonable.
>
> What namespaces have to do with nested relations ?
> A nested relation is a nested "structure" not just nested names.

Within "this" namespace what are you permitted to name? The answer is different at the root level than at the relation level. Why? --dawn Received on Thu Jun 03 2004 - 22:41:48 CEST

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