[xmlschemata] Re: Headaches w/ XDOTs

From: Cyril Jandia <cjandia@logfi.fr>
Date: Fri Jul 05 2002 - 14:55:24 UTC

> De : Eric van der Vlist
> : xmlschemata@xmlschemata.org
> Objet : [xmlschemata] Re: Headaches w/ XDOTs
>
> Just to add some more reasons for headaches...

(ouch! ;=)

> Michael Fitzgerald gave the other day some pointers for related issues
> on xml-dev ([2] is probably the most relevant to your work):
>
> [1] http://www.thaiopensource.com/relaxng/design.html#section:10
> [2] http://www.cs.ucla.edu/~mani/xmlresearch/datamodels/subtyping.pdf
> [3] http://lists.oasis-open.org/archives/relax-ng/200206/msg00022.html

Thanx! I just didn't know about the existence of that [2]...

> [...]I would like to work in this direction with my xvif sooner or later as
> well.

Great!

> The idea I have (but I haven't tested nor even formalized it yet)
> is to adapt the derivative algorithm so that after a derivation the
> "emptied" pattern is kept and marked as emptied instead of being thrown
> away. Keeping these emptied patterns is probably the only way to
> preserve some meta data (or PSVI to use a name more famous).

This is very exciting Eric: as it is most of what I need, especially to begin to
experiment w/ my type assignment ideas (you see ;=)

> Hope this helps.
> Eric

(Now, I bet I'll have to dive quite soon into your Python code if I wanna have a
chance to implement my ideas ;=)

Best,
--CJ
Received on Fri Jul 5 16:55:25 2002

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