- From: Andy Seaborne <andy@apache.org>
- Date: Mon, 31 Aug 2015 17:40:54 +0100
- To: public-sparql-dev@w3.org
On 31/08/15 13:07, Michael Schmidt wrote: > James, all, > > thanks for your feedback. As I understand your response, you would agree > with my assessment of the expected query results — because in all cases > at least one of the variables is not bound in the respective scope, so > all queries return the empty result. > > When it comes to the FILTER queries, there’s broad "agreement" amongst > the engines I tested. However, for queries 2a. and 2b. one can observe > that many (most) engines, amongst them Sesame and Jena, actually do > deliver answers. The same is true for a slight variant of 2b, which > pushes the variable bindings into a surrounding VALUES clause: Any chance of filing a bug report? https://issues.apache.org/jira/browse/JENA (it looks an optimizer issue) Andy
Received on Monday, 31 August 2015 16:41:24 UTC