What a tangled web!!! XML and related specs

John Cowan cowan at locke.ccil.org
Mon Mar 15 22:26:05 GMT 1999

Serrat Jaime - jasr wrote:

> But I'm still left wondering about the schema related proposals.  NOTE or
> not, no pun, did the SOX submitters intend it to supercede DTD?  Was RDF
> (and DCD?) meant to *extend* DTD? 

RDF Schemas are totally separate from the other schema proposals and
have nothing to do with them.  They are schemas that describe metadata
classes and properties, and have nothing to do with elements and
attributes.  (They are *expressed* using elements and attributes,
but that's another thing.)

The current schema proposals on the table are XML-Data (in IE5,
but probably moribund), DCD, SOX, and DDML.  None of them is
official anything.  They support various subsets and supersets of

John Cowan	http://www.ccil.org/~cowan		cowan at ccil.org
	You tollerday donsk?  N.  You tolkatiff scowegian?  Nn.
	You spigotty anglease?  Nnn.  You phonio saxo?  Nnnn.
		Clear all so!  'Tis a Jute.... (Finnegans Wake 16.5)

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