W3C home > Mailing lists > Public > semantic-web@w3.org > August 2015

Re: Naming Conventions for URIs

From: Andy Seaborne <andy@seaborne.org>
Date: Fri, 21 Aug 2015 00:01:07 +0100
Message-ID: <55D65C33.9020708@seaborne.org>
To: semantic-web@w3.org

On 20/08/15 16:36, Paul Houle wrote:
> Tell me if I am right or wrong about this.

> I will take one step further than this and say that for pedagogical and
> other coding situations,  the extra length of prefix declarations is an
> additional cognitive load on top of all the other cognitive loads of
> dealing with the system,  so in the name of concision you can do
> something like
> @base <http://dbpedia.org/resource/>
> @prefix : <http://dbpedia.org/ontology/>
> and then you can write :someProperty and <Stellarator>,  and your
> queries are looking very simple.
> The production for a QName  cannot begin with a number so it is not
> correct to write something like
> dbpedia:100

That is legal in RDF 1.1 Turtle and SPARQL 1.1.

(technically, it's not called a qname - that's an XML-ism and this isn't 

> or expect to have the full URI squashed to that.  This kind of gotcha
> will drive newbies nuts,  and the realization of RDF as a universal
> solvent requires squashing many of them.

Received on Thursday, 20 August 2015 23:01:38 UTC

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