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[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: Is an element's name metadata?
<Quote> "Anything you can do I can do meta!"....:) </Quote> Ouch!!!! :) Allen Razdow wrote: > > IMO, because field-names (column names) in a relational database are > referred to as meta-data along with the rest of the database schema, XML > element names, and the schema/DTD are likewise meta-data relative to the > data in the element. Clearly, "meta" is a recursive concept. As they said > on Broadway, "Anything you can do I can do meta!"....:) > > -Allen Razdow > > -----Original Message----- > From: Bullard, Claude L (Len) [mailto:clbullar@i...] > Sent: Wednesday, June 25, 2003 2:00 PM > To: 'Chris Wilper'; Gustaf Liljegren; xml-dev@l... > > The question is as Chris shows, in the view > set by the relationship. In > > <reporter>John Smith</reporter> > > it is a fair assumption that John Smith > IS-A reporter; therefore, the data in > the tag (the element name) is about the > content. Some will agree that is metadata > (data about data). However given > > <li number="1.">John Smith</li> > <li number="3.">Georgiana Geyer</li> > > some will agree that the data in the > tag is not about the content, or if so, > has to be gotten from documentation. > The role depends on the relationship provided > or enforced by the processor. > > In other words, perhaps that is bad HTML. AN > HTML processor ignores the attribute and enforces > the rendering relationship (IS-A member of a list). > On the other hand, in a different processor > would imply that the relationship has a different > meaning. Given a context and different proceessor > > <rankOfImportance> > <li number="1.">John Smith</li> > <li number="3.">Georgiana Geyer</li> > </rankOfImportance> > > could mean something different and the outer > context setting tag (rankOfImportance) is > redundant. > > That would be context as you say, but it > is the processor, automated or human, that > understands and enforces the relationship. > > XML is deliberately agnostic about such issues. > That is why I say, "XML Doesn't Know; so XML > Doesn't Care. You do." > > len > > From: Chris Wilper [mailto:cwilper@c...] > > I usually avoid the distinction unless forced > otherwise by a tool or framework, because it often > limits people's imagined use of information. > > XML itself says nothing about this, which is good IMO. > What you describe in your second scenario looks a bit like > RDF-XML... where the structure of the data has > about-ness implications. > > - Chris > > From: Gustaf Liljegren [mailto:gustaf.liljegren@b...] > > I've heard some people say that the markup is by itself metadata, that an > element's name is metadata, because it describes the element's content: > > <reporter> <-- This is metadata > John Smith <-- This is data > </reporter> > > Isn't this wrong? Comparing to what I learned from Dublin Core, metadata is > data too. It's not just the name of a property. I'd say it's the element's > context that decides whether <reporter> is a data or a metadata element. > > <reporter> <-- This is just the name of a property > John Smith <-- This may be metadata, depending on the element's context > </reporter> > > Is this the right way to think about metadata in XML? > > ----------------------------------------------------------------- > The xml-dev list is sponsored by XML.org <http://www.xml.org>, an > initiative of OASIS <http://www.oasis-open.org> > > The list archives are at http://lists.xml.org/archives/xml-dev/ > > To subscribe or unsubscribe from this list use the subscription > manager: <http://lists.xml.org/ob/adm.pl> > > ----------------------------------------------------------------- > The xml-dev list is sponsored by XML.org <http://www.xml.org>, an > initiative of OASIS <http://www.oasis-open.org> > > The list archives are at http://lists.xml.org/archives/xml-dev/ > > To subscribe or unsubscribe from this list use the subscription > manager: <http://lists.xml.org/ob/adm.pl> begin:vcard n:Chiusano;Joseph tel;work:(703) 902-6923 x-mozilla-html:FALSE url:www.bah.com org:Booz | Allen | Hamilton;IT Digital Strategies Team adr:;;8283 Greensboro Drive;McLean;VA;22012; version:2.1 email;internet:chiusano_joseph@b... title:Senior Consultant fn:Joseph M. Chiusano end:vcard
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