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Re: Typed literals: current status

From: Frank Manola <fmanola@mitre.org>
Date: Mon, 21 Oct 2002 11:38:18 -0400
Message-ID: <3DB41F6A.8F32EF01@mitre.org>
To: Dave Beckett <dave.beckett@bristol.ac.uk>
CC: w3c-rdfcore-wg@w3.org

Dave--

Thanks.  In the meantime, I'll go ahead and use some plausible
abbreviation syntax for the typed literals examples until I get the
official word from you (but I'm glad there will be one!)

--Frank

Dave Beckett wrote:
> 
> >>>Frank Manola said:
> > Hey guys.  I'm in the process of adding datatypes to the Primer, and
> > this (plus the message I'm responding to and the Ntriples thread) causes
> > me to ask for some guidance on:
> >
> > a.  how to represent typed literals in Ntriples
> > b.  a new abbreviated form for Ntriples
> >
> > To start with (b), we'd discussed abbreviating writing out full Ntriples
> > in examples, and I thought we'd decided that instead of writing out full
> > URIrefs in angle brackets, we'd write QNames without angle brackets, as
> > in
> >
> > ex:index.html dc:creator exstaff:85740 .
> > ex:index.html exterms:creation-date "August 16, 1999" .
> 
> That's fine.  I was objecting to <dc:creator> in examples ;)
> 
> > Edging a bit into (a), the obvious extension to this abbreviated form to
> > handle typed literals would be something like the literal immediately
> > preceded (or followed?) by the QName for the datatype, as in:
> >
> > exstaff:85740 exterms:age xsd:integer"27"
> >
> > However, various threads seem to be discussing these issues, with
> > various suggestions, but it's not clear there's any consensus.  So:
> >
> > 1.  have we decided on the syntax for typed literals in Ntriples?  If
> > so, what is it?
> 
> I will be deciding this (as editor of N-Triples) and pretty soon.
> 
> > 2.  given the decided syntax for typed literals in Ntriples, do you have
> > any suggestions for an abbreviated
> >     syntax (analogous the one described above) that uses Qnames?
> 
> I'll discuss that when I get the N-Triples syntax changes decided.
> 
> Dave

-- 
Frank Manola                   The MITRE Corporation
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mailto:fmanola@mitre.org       voice: 781-271-8147   FAX: 781-271-8752
Received on Monday, 21 October 2002 11:38:26 EDT

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