Completed Neo4j HW

Neo4j/neo4j-notes.md

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+# Writing Queries for Neo4j
+
+## Part 1
+
+Name: Nicholas Tamassia
+
+## Part 2
+
+NEO4J_URI=bolt://44.202.200.48 NEO4J_USERNAME=neo4j
+NEO4J_PASSWORD=towers-possession-electrician NEO4J_DATABASE=neo4j
+
+## Part 3
+
+**Find movies released after 2000**
+
+```cypher
+MATCH (m:Movie)
+WHERE m.released > 2000
+RETURN m.title, m.released
+ORDER BY m.released DESC;
+```
+
+**Top 5 most common Actors**
+
+```cypher
+MATCH (p:Person)-[:ACTED_IN]->(m)
+RETURN p.name AS actor, COUNT(m) AS movies
+ORDER BY movies DESC
+LIMIT 5;
+```
+
+**All movies Tom Hanks was in**
+
+```cypher
+MATCH (p:Person {name: "Tom Hanks"})-[:ACTED_IN]->(m:Movie)
+RETURN m.title, m.released;
+```
+
+**Movies directed by Lana Wachowski**
+
+```cypher
+MATCH (d:Person {name: "Lana Wachowski"})-[:DIRECTED]->(m)
+RETURN m.title, m.released;
+```
+
+**People who have acted together**
+
+```cypher
+MATCH (p1:Person)-[:ACTED_IN]->(m:Movie)<-[:ACTED_IN]-(p2:Person)
+WHERE p1 <> p2
+RETURN DISTINCT p1.name, p2.name, m.title
+ORDER BY m.title;
+```
+
+**Actor who have worked with Tom Hanks but not each other**
+
+```cypher
+MATCH (tom:Person {name: "Tom Hanks"})-[:ACTED_IN]->(m)<-[:ACTED_IN]-(coactor)
+RETURN DISTINCT coactor.name;
+```
+
+**Average release year to Tom Cruise movies**
+
+```cypher
+MATCH (p:Person {name:"Tom Cruise"})-[:ACTED_IN]->(m)
+RETURN p.name, avg(m.released) AS avgReleaseYear;
+```
+
+**The shortest Actor/Director path between Tom Hanks and Keanu Reeves**
+
+```cypher
+MATCH path = shortestPath(
+  (a:Person {name:"Keanu Reeves"})-
+  [:ACTED_IN|DIRECTED*]-
+  (b:Person {name:"Tom Hanks"})
+)
+RETURN path;
+```