calvindavis
/ cypher-toggle-relationship
Created
June 27, 2013 13:38
Cypher query for toggling a relationship between two nodes.
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| START calvin = node(1), sophie = node(2) | |
| CREATE (calvin)-[:LIKES]->(sophie) | |
| MATCH (calvin)-[r:LIKES]->(sophie), (calvin)-[:LIKES]->(sophie) | |
| DELETE r | |
| RETURN count(r) = 1 AS likes |