FernUniversität in Hagen

Diese Cypher-Query produziert die obenstehende Modul-Liste. Parameter sind als Literale eingesetzt — direkt kopierbar in den Neo4j-Browser (http://localhost:7474).

    MATCH (m:hrqde__EducationalModule)-[:hrqde__offeredBy]->(hei:hrqde__HigherEducationInstitution)
    WHERE (hei.uri = "http://hr-qde.org/data/koeppe/hei/fuh")
    OPTIONAL MATCH (m)-[:hrqde__hasOutcome]->(o:hrqde__LearningOutcome)
    WITH m,
         count(DISTINCT o) AS outcomeCount,
         avg(toFloat(o.hrqde__provenanceConfidence)) AS avgConfidence
    RETURN m.uri AS uri,
           m.rdfs__label AS label,
           m.hrqde__moduleCode AS code,
           m.hrqde__ects AS ects,
           m.hrqde__moduleType AS moduleType,
           outcomeCount,
           coalesce(avgConfidence, 0.0) AS avgConfidence
    ORDER BY toFloat(m.hrqde__ects) DESC,
             m.hrqde__moduleCode
    SKIP 50
    LIMIT 50