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comparison sparql/sparql/test/dawg/data-r2/optional/.svn/text-base/q-opt-complex-2.rq.svn-base @ 0:7785ad38967f default tip

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author atsuko
date Thu, 25 Aug 2011 22:14:55 -0400
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1 PREFIX foaf: <http://xmlns.com/foaf/0.1/>
2 PREFIX ex: <http://example.org/things#>
3 SELECT ?id ?ssn
4 WHERE
5 {
6 ?person
7 a foaf:Person;
8 foaf:name ?name .
9 GRAPH ?x {
10 [] foaf:name ?name;
11 foaf:nick ?nick
12 }
13 OPTIONAL {
14 { ?person ex:empId ?id } UNION { ?person ex:ssn ?ssn }
15 }
16 }