GraphQL Queries and Schemas

Learn GraphQL schemas and queries.

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Queries and schemas

Do you remember the user example from earlier and how our GraphQL server knew that the client could receive the user’s name, email, and friends? That worked because of cooperation between the GraphQL queries’ structure and the graph of types maintained in the schema. In the next couple of chapters, we’ll cover how we actually write Elixir code that builds this schema graph. Let’s look at a few diagrams that demonstrate this correspondence.

Let’s talk about another query that returns the data for a user profile. A basic diagram of the GraphQL schema might look like this:

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