- From: Renato Golin <renato@ebi.ac.uk>
- Date: Thu, 19 Jul 2007 12:05:13 +0100
- CC: semantic-web@w3.org
Jérôme Mainka wrote:
> WHERE
> {
> OPTIONAL ( ?obj :prop1 ?value1 ).
> OPTIONAL ( ?obj :prop2 ?value2 ).
> OPTIONAL ( ?obj :prop3 ?value3 ).
> } .
> the conclusion is never asserted when one of the variables is not bound. The
> SPARQL doesn't say anything about that, but I tested this behaviour with
> Redland and cwm.
Hum, with this clause I'd expect the whole database to be in the result
set... In fact you may well remove the WHERE clause if you want that.
--renato
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Received on Thursday, 19 July 2007 11:12:50 UTC