Example with INPUT Pragma grab-limit
The following example demonstrates usage of the grab-limit
pragma:
DEFINE input:grab-var "?more" DEFINE input:grab-depth 10 DEFINE input:grab-limit 100 DEFINE input:grab-base "http://www.openlinksw.com/dataspace/kidehen@openlinksw.com/weblog/kidehen@openlinksw.com%27s%20BLOG%20%5B127%5D/1300" PREFIX foaf: <http://xmlns.com/foaf/0.1/> PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> SELECT ?id ?firstname ?nick WHERE { GRAPH ?g { ?id rdf:type foaf:Person . ?id foaf:firstName ?firstname . ?id foaf:knows ?fn . ?fn foaf:nick ?nick . OPTIONAL { ?id rdfs:SeeAlso ?more } } }
- View the SPARQL Query Definition via SPARQL Protocol URL
- View the SPARQL Query Results via SPARQL Protocol URL
Sponger Usage Examples
- SPARQL Processor Usage Example
- RDF Proxy Service Example
- Browsing & Exploring RDF View Example Using ODE
- Browsing & Exploring RDF View Example Using iSPARQL
- Basic Sponger Cartridge Example
- HTTP Example for Extracting Metadata using CURL
- RESTFul Interaction Examples
- Flickr Cartridge Example
- MusicBrainz Metadatabase Example
- SPARQL Tutorial -- Magic of SPARUL and Sponger
Related
- Sponger's Linked Data Middleware Hooks into SPARQL
- Virtuoso Sponger
- Technical White Paper
- Supported Virtuoso Sponger Cartridges
- SPARQL Sponger
- Interacting with Sponger Middleware via RESTful Patterns
- Interacting with Sponger Meta Cartridge via RESTful Patterns
- Sponger Cartridge RDF Extractor
- Extending SPARQL IRI Dereferencing with RDF Mappers
- Programmer Guide for Virtuoso Linked Data Middleware ("Sponger")
- Create RDF Custom Cartridge Tutorial
- OpenLink-supplied Virtuoso Sponger Cartridges
- Virtuoso Authentication Server
- Virtuoso SPARQL OAuth Tutorial
- Virtuoso Sponger Access Control List (ACL) Setup
- WebID Protocol & SPARQL Endpoint ACLs Tutorial
- Virtuoso Documentation