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;(movie), (Other) -[:acted_in]->(movie), (Robin:person {name:"Robin Williams" }) WHERE not (Robin)-[:acted_in]->(movie) RETURN DISTINCT Other; 5 Index CREATE INDEX: CREATE INDEX On:movie (title); CREATE INDEX on:P erson (name); In this case, a statement based on name or title in the query will be quick. (The purpose of the index is to speed up the query) For example, the following sentence speed will be increased: MATCH (Gene:person)-[:acted_in]->(M), (Other)-[:acted_in]->(m) WHE

side is not present, increase the relationship: MATCH (Clint:person), (Mystic:movie) WHERE clint.name="Clint Eastwood" and mystic.title="mystic River " MERGE (Clint)-[:D irected]->(mystic) RETURN Clint, mystic; A more complicated example: Increased understanding knows relationship: A film actor and actor, actor or director, or director and Director may know: MATCH (a)-[:acted_in|:D Irected]-> () (b) WHERE not (a)-[:knows]-(b) MERGE (a)-[:knows]-> (b); 5 deleting nodes and edges Match (

, Movie.title, Director.name;Another notation for the above statement:MATCH (actor)-[:acted_in]->(movie), (director) RETURN Actor.name, Movie.title, director.name; One more equivalent notation:MATCH (actor)-[:acted_in]-> ( Director)-[:D irected]->(movie) RETURN Actor.name, Movie.title, director.name; Define PathReturn multiple paths and their properties with P:MATCH p= (a)-[:acted_in]-> (m) (d) RETURN p;Return path with node:MATCH p= (a)-[:acted_in]-> (m) (d) RETURN nodes (p);Return

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