Could you please expand on this point?
I would have thought the opposite: schemata are relevant from documents to
databases to architecture. The word "DTD" is specific to a particular
language (SGML) and carries a set of technical connotations that are not
(IMO) appropriate when you want to look at the larger picture.
Paul Prescod - http://itrc.uwaterloo.ca/~papresco
"You have the wrong number."
"Eh? Isn't that the Odeon?"
"No, this is the Great Theater of Life. Admission is free, but the
taxation is mortal. You come when you can, and leave when you must. The
show is continuous. Good-night." -- Robertson Davies, "The Cunning Man"