Visual Design of GraphQL Data: A Practical Introduction with Legacy Data and Neo4j

© Thomas Frisendal 2018

Thomas FrisendalVisual Design of GraphQL Datahttps://doi.org/10.1007/978-1-4842-3904-9_11

11. Using GraphQL with an Existing Graph Database

Thomas Frisendal¹ 

(1)

Copenhagen S, Denmark

 

It is of course a relevant question to ask that, since GraphQL is based on graph thinking, how can we use GraphQL on top of a graph database? To answer that, we first look at the use case in which an existing graph database is supported from a GraphQL API. Later we look at a common use case, whereby a GraphQL API will be used with a new graph database.

Since transformations are based on the language of the DBMS, I use the language of the Neo4j¹ graph platform (see https://neo4j.com/ ). It is called Cypher, and it is a very powerful, declarative ...