- From: Andy Seaborne <andy@apache.org>
- Date: Sat, 26 Nov 2016 19:58:36 +0000
- To: public-sparql-exists@w3.org
Peter - is the data
:s :p :v .
:t :r :w .
? If so, I can turn these into test cases for
https://github.com/w3c/sparql-exists/blob/gh-pages/tests/
Andy
On 25/11/16 20:58, Peter F. Patel-Schneider wrote:
> Here are some interesting examples of EXISTS that need to be considered.
>
> SELECT ?x WHERE {
> ?x :p :v .
> FILTER ( EXISTS {
> FILTER ( ?x = :s ) )
> } )
> }
>
> SELECT ?x WHERE {
> ?x :p :v .
> FILTER ( EXISTS {
> SELECT (?y as ?x) WHERE {
> ?y :p :v .
> }
> } )
> }
>
> SELECT ?x WHERE {
> ?x :p :v .
> FILTER ( EXISTS {
> ?x :q :c . MINUS { ?x :r :t , }
> } )
> }
>
> SELECT ?x WHERE {
> ?x :p :v .
> FILTER ( EXISTS {
> :a :q :c . MINUS { :a :q :c . }
> } )
> }
>
Received on Saturday, 26 November 2016 19:59:12 UTC