46 lines
827 B
Go
46 lines
827 B
Go
package graph_queries
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import "fmt"
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func hierarchyEdgeQuery(limit int, offset int, includeBNodes bool) string {
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bnodeFilter := ""
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if !includeBNodes {
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bnodeFilter = "FILTER(!isBlank(?s) && !isBlank(?o))"
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}
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return fmt.Sprintf(`
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PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
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SELECT ?s ?p ?o
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WHERE {
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VALUES ?p { rdfs:subClassOf }
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?s ?p ?o .
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FILTER(!isLiteral(?o))
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%s
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}
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ORDER BY ?s ?p ?o
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LIMIT %d
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OFFSET %d
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`, bnodeFilter, limit, offset)
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}
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func hierarchyPredicateQuery(includeBNodes bool) string {
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bnodeFilter := ""
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if !includeBNodes {
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bnodeFilter = "FILTER(!isBlank(?s) && !isBlank(?o))"
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}
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return fmt.Sprintf(`
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PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
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SELECT DISTINCT ?p
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WHERE {
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VALUES ?p { rdfs:subClassOf }
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?s ?p ?o .
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FILTER(!isLiteral(?o))
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%s
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}
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ORDER BY ?p
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`, bnodeFilter)
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}
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