Learn about using subscriptions in a federated architecture. We'll explore the HTTP callback subscription protocol with Apollo Router, Apollo Server, and TypeScript.
How subscriptions work in a federated architecture
Using the router configuration file to enable subscriptions with the router
Powering subscriptions with HTTP callbacks
Propagating subscription changes throughout the graph using the router
Liz Hennessy
Improve your graph's performance with data loaders, TypeScript, and Apollo Server
Go further with GraphQL with TypeScript and Apollo Server
Learn the basics of GraphQL with TypeScript and Apollo Server