题目
题目

COMP4338 COMP5338 (NE) Out of Class Quiz -- Week 7

多项选择题

Which queries find people who both acted in and directed the same movie in neo4j's  sample Movie Graph? Select all that apply. 

选项
A.MATCH (p:Person)-[DIRECTED]->(m:Movie) WHERE (p)-[:ACTED_IN]->(m) RETURN p.name, m.title;
B.MATCH (p:Person), (m:Movie)   WHERE (p)-[:ACTED_IN]->(m) AND (p)-[:DIRECTED]->(m)   RETURN p.name, m.title;
C.MATCH (p:Person)-[:ACTED_IN]->(m:Movie)<-[:DIRECTED]-(p) RETURN p.name, m.title;
D.MATCH (p:Person)-[:ACTED_IN]->(m:Movie) WHERE (p)-[:DIRECTED]->(m) RETURN p.name, m.title;
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标准答案
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思路分析
Let’s break down what the question is asking: identify queries that return people who both acted in and directed the same movie in the Movie Graph. Each option will be assessed on whether it enforces that p is the same person for both acting and directing a given movie m. Option 1: MATCH (p:Person)-[DIRECTED]->(m:Movie) WHERE (p)-[:ACTED_IN]->(m) RETURN p.name, m.title; This starts by finding a person p who directed a movie m, and......Login to view full explanation

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