Variable length traversal
Actors up to 4 hops away from Robert Blake.
Write and execute the query to return the unique names of actors that up to 4 hops away from Robert Blake using the ACTED_IN relationship.
How many unique actors are returned in the result?
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✓ 263
Hint
Use the :ACTED_IN*1..4 specification for the relationship.
How many unique actors are returned?
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Solution
You can run the following query to find the answer:
cypher
MATCH (p:Person {name: 'Robert Blake'})-[:ACTED_IN*1..4]-(others:Person)
RETURN DISTINCT others.nameHow many unique actors are returned?
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Summary
In this challenge, you answered a question about a query with a varying length paths.
In the next module, you will learn about pipelining queries.