RDF querying question

From: Jan Algermissen <jalgermissen@topicmapping.com>
Date: Tue, 21 Jun 2005 22:54:35 +0200
To: semantic-web@w3.org
Message-Id: <7B2C18F4-EE77-4B3A-84FD-7F3CA027674C@topicmapping.com>

Hi,

is it possible (in RDQL or  SPARQL) to query for all nodes that do  
not have
a certain property at all?

For example: "Retrieve all nodes that do not have an rdf:type"

Thanks in advance.

Jan

Received on Tuesday, 21 June 2005 20:54:37 UTC