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Re: Property Paths Update

From: Steve Harris <steve.harris@garlik.com>
Date: Tue, 16 Mar 2010 12:52:10 +0000
Cc: Lee Feigenbaum <lee@thefigtrees.net>, SPARQL Working Group <public-rdf-dawg@w3.org>
Message-Id: <55F9BE01-41CA-4C94-BFF8-F51B043F5185@garlik.com>
To: Andy Seaborne <andy.seaborne@talis.com>
On 16 Mar 2010, at 09:39, Andy Seaborne wrote:

> On 16/03/2010 4:50 AM, Lee Feigenbaum wrote:
>> Chime and Andy, I'd like to focus on HTTP Update and Property Paths
>> today. I of course understand if the late notice makes it difficult  
>> for
>> you to lead a discussion, but we'll do the best we can.
>
> http://www.w3.org/2009/sparql/docs/property-paths/Overview.xml
>
> Technical issues outstanding:
>
>
>
> Summary of Proposals:
>  Duplicates: allow them.
>  Cycles: no duplicates of endpoints of operators
>          whole path duplicates works out as composition of operators.

+1 to both of these proposals.

The commonality with { ?x foaf:knows ?z . ?z foaf:knows ?y } makes a  
lot of sense to me.

- Steve

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Received on Tuesday, 16 March 2010 12:52:40 GMT

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