21
The Communiqué, cont'd
n Called for support in XML Schema for
specifying mapping between the XML
document data model (or XML Infoset) and
application-specific data models
n XML Schema is a W3C recommendation-in-
progress for defining the structure of document
families
n A grammar for markup structure
n E.g.
article -> title, subtitle?, section+
or
POORDERHDR -> DATETIME, ORDERAMT