- From: Andy Seaborne <andy.seaborne@epimorphics.com>
- Date: Tue, 08 May 2012 14:42:22 +0100
- To: public-rdf-dawg@w3.org
On 08/05/12 14:32, Sandro Hawke wrote: > On Thu, 2012-04-26 at 12:57 +0100, Andy Seaborne wrote: >> ---- Data 1 ---- >> @prefix :<http://example/> . >> >> :order :hasItem :item1 . >> :order :hasItem :item2 . >> >> :item1 :price 5 . >> :item2 :price 2 . >> ---- Data 1 ---- >> >> >> SPARQL 1.1 introduces grouping and aggregation - it's one of the major >> features missing and a major use feature request [F&R]. These queries >> give the total price of the order. >> >> SELECT (SUM(?price) AS ?total) >> WHERE { :order :item/:price ?price } > > That should be :hastItem/:price I think. And below, I guess you > changed :item to :hasItem in the data but not the queries. > > -- Sandro Thanks for catching that. Andy
Received on Tuesday, 8 May 2012 13:43:00 UTC