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Query
Queries
SELECT ?time WHERE { GRAPH <http://sepatest/graph> {<http://sepatest/currentTime> <http://sepatest/hasValue> ?time }}
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Update
Updates
DELETE {GRAPH <http://sepatest/graph> {<http://sepatest/currentTime> <http://sepatest/hasValue> ?oldTimestamp}} INSERT {GRAPH <http://sepatest/graph> {<http://sepatest/currentTime> <http://sepatest/hasValue> ?timestamp }} WHERE {OPTIONAL{GRAPH <http://sepatest/graph> {<http://sepatest/currentTime> <http://sepatest/hasValue> ?oldTimestamp}} . BIND(now() AS ?timestamp)}
Update info
Update
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Subscribes
SELECT ?time WHERE { GRAPH <http://sepatest/graph> {<http://sepatest/currentTime> <http://sepatest/hasValue> ?time }}
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Subscribe
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SEPA broker connection parameters
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SPARQL 1.1 protocol
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SPARQL 1.1 Secure Event protocol
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W3C recommendations
SPARQL 1.1 Update Language
SPARQL 1.1 Query Language
SPARQL 1.1 Protocol
SEPA working drafts
SPARQL Event Processing Architecture
SPARQL 1.1 Secure Event Protocol
SPARQL 1.1 Subscribe Language
JSON SPARQL Application Profile
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Dynamic Linked Data and Web of Things Research @ ARCES
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