- From: Saied Tazari <Saied.Tazari@zgdv.de>
- Date: Thu, 21 Jun 2001 16:53:29 +0200
- To: Kshemendra Chaturvedi <kshemendra.chaturvedi@ascom.com>
- CC: www-rdf-interest@w3.org
Kshemendra Chaturvedi schrieb: > > Hi, > As per what I read, that RDF does not specify its own definition of basic > data types like int, float, string etc. > If I have to use those basic types in my RDF schema, do I have to define my > own classes for these datatypes. > Can I directly use the datatypes defined by XML Schema in my RDF schema. > > Thanks > Kshemendra Hi, you can use XML-schema datatypes in RDF if you include the namespace in your description file, something like: xmlns:xsd ="http://www.w3.org/2000/10/XMLSchema#" Then you can specify the range of a property in a schema like this example ([1]): <rdfs:range rdf:resource="http://www.w3.org/2000/10/XMLSchema#nonNegativeInteger"/> or specify values in a resource description like this example ([1]): <age><xsd:integer rdf:value="13"/></age> Regards, -- Saied Tazari [1] Examples are taken from http://www.daml.org/2001/03/daml+oil-ex.daml
Received on Thursday, 21 June 2001 10:54:25 UTC