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RE: Linkbases, Topic Maps, and RDF Knowledge Bases -- help me

I may be wrong, isn't the purpose of UML to allow it to model all different
kinds of things? (hence Unified)
i.e. part of the U of UML was to bring in ER?

Danny Ayers

<- -----Original Message-----
<- From: Al Snell [mailto:alaric@alaric-snell.com]
<- Sent: 14 April 2001 22:48
<- To: Murali Mani
<- Cc: Uche Ogbuji; xml-dev
<- Subject: Re: Linkbases, Topic Maps, and RDF Knowledge Bases -- help me
<- On Fri, 13 Apr 2001, Murali Mani wrote:
<- > Also one thing which I was wondering was do people use UML for data
<- > modeling? I think ER is the tool, UML is just more like a programming
<- > model.
<- I use UML in the projects I work on to model that kind of stuff - the
<- class diagrams contain the necessary semantics, although it's been a long
<- while since I last drew one, so I can't remember the details :-)
<- I wouldn't describe UML as a "programming model", more as a series of
<- specifications for types of diagram to explain different parts of a
<- program's structure - but that may be what you meant anyway.
<- Only a *part*
<- of UML corresponds to an ER diagram, and it's also used to express class
<- hierarchies, and some other things too :-)
<- >
<- > regards - murali.
<- >
<- ABS
<- --
<-                                Alaric B. Snell
<-  http://www.alaric-snell.com/  http://RFC.net/
<- http://www.warhead.org.uk/
<-    Any sufficiently advanced technology can be emulated in software
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