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Re: Grouing URIs - an RDF triple with multiple subjects

From: Dan Brickley <danbri@danbri.org>
Date: Mon, 8 May 2006 16:32:16 -0400
To: Sandro Hawke <sandro@w3.org>
Cc: Dan Brickley <danbri@danbri.org>, Phil Archer <parcher@icra.org>, semantic-web@w3.org, WCL-XG Public List <public-xg-wcl@w3.org>
Message-ID: <20060508203216.GF22897@postdiluvian.org>

* Sandro Hawke <sandro@w3.org> [2006-05-08 16:20-0400]

> Here's one proposal, by the way, although it was made before RDF had
> language tags or datatype literals:
> 
>    http://www.w3.org/2001/12/uname/#uname
> 
> > For the string functions, SPARQL seems to have some useful bits:
> > 
> > http://www.w3.org/TR/2006/WD-rdf-sparql-query-20060220/#SparqlOps
> 
> I don't see anything like startsWith.  Am I missing it?

Looking again, I guess you have to drop down to use the regex 
functionality...

> > Will some of these also be exposed in the RIF language?
> 
> Sorry, I'm not sure what SPARQL has.   If it's suitable, I suspect RIF
> will adopt it.

Would regex be suitable?
http://www.w3.org/TR/rdf-sparql-query/#funcex-regex

Dan
Received on Monday, 8 May 2006 20:32:26 UTC

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