qwaider / spring-boot-neo4j-example-1

Spring Boot and Neo4J using Spring Data Neo4J Query example

Spring Boot with SpringData Neo4J

Users rate different movies (like IMDB). Hence Users will have RATED relationship on Movies.

Version used

• Spring Boot - 1.5.14.RELEASE
• Neo4J Bolt Driver - 2.1.1

REST endpoint

• /rest/neo4j/user - returns all users and their relationships (movies)

Neo4J

• Docker command to bring up Neo4J server

docker run --publish=7474:7474 --publish=7687:7687 neo4j:3.0

• Neo4J Browser URL

http://localhost:7474/browser

Cypher Queries for Neo4J

• Creation of Movie and User nodes:

CREATE (Inception:Movie {title: 'Inception', director: 'Christopher Nolan'})
CREATE (DarkKnight:Movie {title: 'The Dark Knight', director: 'Christopher Nolan'})
CREATE (Peter:User {name: 'Peter N', age: 30})
CREATE (Sam:User {name: 'Sam Sheldon', age: 20})
CREATE (Ryan:User {name: 'Ryan A', age: 35})

CREATE
(Inception)-[:RATED {rating: 9}]->(Peter),
(Inception)-[:RATED {rating: 8}]->(Sam),
(DarkKnight)-[:RATED {rating: 9}]->(Sam),
(DarkKnight)-[:RATED {rating: 8}]->(Peter)

;

• Adding new relationship

MATCH (DarkKnight:Movie {title: 'The Dark Knight'}), (Ryan:User)
CREATE
(DarkKnight)-[:RATED {rating: 8}]->(Ryan)
;