GraphQL in Action

10 Using GraphQL APIs with Apollo client

This chapter covers

• Using Apollo Client in plain JavaScript and React
• Understanding Apollo’s links and cache
• Using Apollo’s hook functions for queries and mutations
• Managing local app state with Apollo
• Implementing and using GraphQL subscriptions over WebSockets

Shortly after GraphQL implementations started getting attention on GitHub, another class of GraphQL libraries began to attract notice as well: client libraries.

GraphQL client libraries are designed to manage communications between frontend applications and backend GraphQL services. A client library abstracts the tasks of asking a GraphQL service for data, instructing it to do mutations, and making its data responses available to the view layer ...