Cypher language, the SQL equivalent for neo4j graph DB is kickass . It allows users to fetch complex join queries in an intuitive way using pattern matching. https://neo4j.com/developer/cypher/ . Also, neo4j is the DB that helped journalists uncover interesting data relationships that led to paradise papers. This is because neo4j treats relationships as first class citizens and you can query using paths between different data elements. For example, "what is the shortest path between PersonA and PersonB".