edges
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10
exercice2.md
10
exercice2.md
@@ -67,6 +67,16 @@ CREATE CONSTRAINT individu_id IF NOT EXISTS
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REQUIRE i.id IS UNIQUE;
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```
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```cypher
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LOAD CSV WITH HEADERS
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FROM 'file:///edges.csv' AS row
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FIELDTERMINATOR ';'
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MATCH (a:Individu {id: toInteger(row.source)})
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MATCH (b:Individu {id: toInteger(row.target)})
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MERGE (a)-[r:AMI]->(b)
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MERGE (b)-[r2:AMI]->(a);
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```
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1. Combien d'amis a l'id 58 ?
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2. Quels sont les amis de l'id 58 ?
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10
reponses.md
10
reponses.md
@@ -29,15 +29,7 @@ MATCH (i:Individu {id: 58 })
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RETURN i;
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```
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```cypher
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LOAD CSV WITH HEADERS
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FROM 'file:///edges.csv' AS row
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FIELDTERMINATOR ';'
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MATCH (a:Individu {id: toInteger(row.source)})
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MATCH (b:Individu {id: toInteger(row.target)})
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MERGE (a)-[r:AMI]->(b)
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MERGE (b)-[r2:AMI]->(a);
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```
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```cypher
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MATCH (i:Individu)
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