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timrdf / DataFAQs

LINKED DATA QUALITY REPORTS
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measure type: % of selected sparql bindings #89

Open timrdf opened 12 years ago

timrdf commented 12 years ago

logd data catalog use case

PREFIX conversion: <http://purl.org/twc/vocab/conversion/>
PREFIX dcterms:    <http://purl.org/dc/terms/>
PREFIX void:       <http://rdfs.org/ns/void#>
PREFIX catalog:    <http://data-gov.tw.rpi.edu/2009/data-gov-twc.rdf#>
SELECT *
WHERE {
   GRAPH <http://logd.tw.rpi.edu/vocab/Dataset> {
    ?dataset a conversion:Dataset .
    ?dataset conversion:dataset_identifier ?identifier .
    ?dataset dcterms:contributor ?contrib .
    ?dataset void:subset [
        a conversion:VersionedDataset ;
        void:subset ?layer
    ] .
    {
        ?layer conversion:num_triples ?triples .
        ?layer void:dataDump ?dump_file.
    } UNION {
        ?layer void:subset [ conversion:num_triples ?triples ] .
        ?layer void:dataDump ?dump_file.
    }
}
GRAPH <http://purl.org/twc/vocab/conversion/MetaDataset> {
    ?dataset dcterms:title ?name .
    ?dataset dcterms:description ?description .
    OPTIONAL { ?dataset catalog:source_agency [ rdfs:label ?agency ] . }
    OPTIONAL { ?dataset catalog:dataset_category ?category . }
}
}