- From: Bryan Thompson <bryan@systap.com>
- Date: Tue, 15 Nov 2011 10:00:16 -0600
- To: Steve Harris <steve.harris@garlik.com>, "public-rdf-dawg-comments@w3.org" <public-rdf-dawg-comments@w3.org>
Yes, this response answered my query. Thanks, Bryan > -----Original Message----- > From: Steve Harris [mailto:steve.harris@garlik.com] > Sent: Tuesday, November 08, 2011 11:12 AM > To: public-rdf-dawg-comments@w3.org; Bryan Thompson > Subject: Re: Aggregation w/o data? > > In response to > http://lists.w3.org/Archives/Public/public-rdf-dawg-comments/2 > 011Sep/0000.html > > > What is the output of this query if no solutions satisify > the WHERE clause? > > An empty solution set or a solution set with a single > solution having > > a binding of 0^^xsd:integer? > > > > PREFIX : <http://example/> > > SELECT (SUM(?lprice) AS ?totalPrice) > > WHERE { > > ?book :price ?lprice . > > } > > GROUP BY ?book > > An empty solution set. > > Please indicate whether this response has answered your query. > > Steve, on behalf of the SPARQL Working Group
Received on Tuesday, 15 November 2011 16:02:14 UTC