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Deux jeux de données -> persons (id et type, 1600 individus, 10 types differents)
-> connect (50000 connection entre individus)
CREATE CONSTRAINT ON (person:Person) ASSERT person.id IS UNIQUE //identifiant de chaque personne unique
CREATE INDEX ON :Person(type) // pour optimiser la recherche
/* test*/ /* csv avec , et pas ; */
//// MATCH (n) DETACH DELETE n //// suppr tout graph
LOAD CSV WITH HEADERS
FROM 'file:///persons.csv' AS line
CREATE (p:Person {id: toInteger(line.id), type: line.type}) //fonctionne pour creation nodes
USING PERIODIC COMMIT
LOAD CSV WITH HEADERS
FROM 'file:///connect.csv' AS line
MATCH (p:Person {id: TOINTEGER(line.id1)})
MATCH (q:Person {id: TOINTEGER(line.id2)})
MERGE (p)-[:TEST]->(q) // Fonctionne mais pas duplication de relation (cause du merge pas de relation en double)
USING PERIODIC COMMIT
LOAD CSV WITH HEADERS
FROM 'file:///connect.csv' AS line
MATCH (p:Person {id: TOINTEGER(line.id1)})
MATCH (q:Person {id: TOINTEGER(line.id2)})
CREATE (p)-[:TEST]->(q)
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