Practical GraphQL - Become a GraphQL Ninja - Type Relationships in GraphQL

The video tutorial explains how to establish relationships between types using GraphQL, focusing on linking cars to users. It covers adding an owner field to the car type, testing the setup, handling errors, and creating a custom resolver to fetch user data. The tutorial concludes with final tests and results, demonstrating how to access user information linked to cars.

What is the main goal of establishing relationships between users and cars in GraphQL?

How can we denote that a car has an owner in the GraphQL schema?

What does it mean to make the owner field non-nullable in the car type?

What is the purpose of the 'owned by' property in the car data model?

Why does the default resolver function not work after adding the owner field?

How do we create a custom resolver for the owner field in the car type?

What steps are taken to ensure that the owner information is correctly returned for each car?