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Re: writing a triple filter?

From: Dave Beckett <Dave.Beckett@bristol.ac.uk>
Date: Fri, 05 Aug 2005 22:11:18 +0100
To: kendall@monkeyfist.com
Cc: DAWG Mailing List <public-rdf-dawg@w3.org>
Message-Id: <1123276278.5392.7.camel@hedwig.dajobe.org>

On Fri, 2005-08-05 at 15:02 -0400, Kendall Clark wrote:
> Dogs,
> 
> How do I say, in a CONSTRUCT query, that if there's a triple T in the
> solution set, I don't want it in the output graph? I thought something like
> FILTER fn:not(T), but that doesn't work in the WHERE clause. But that
> doesn't seem to be legal.
> 
> Do we have any functions that operate on triples?

No, only functions on RDF Terms and XQuery terms.  You can't do anything
with a graph-pattern-matched or constructed triple, such as bind it to a
variable so there's no way to use one in an expression. 

Dave
Received on Friday, 5 August 2005 21:11:29 GMT

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