In this chapter we'll learn about the motivation behind
urql, the architecture that drives it, the
inner workings of the
Client, and how to write extensions and addons, also known as Exchanges.
Each page goes a little further in explaning a core concept of
- Philosophy gives a quick overview of the different aspects of GraphQL clients and
urqlin particular, which shines a light on why you may want to use
- Stream Pattern explains the inner working of
urql, which is stream-based, also known as Observable patterns in JS.
- Core Package defines why a shared package exists that contains the main logic of
urql, and how we can use it directly in Node.js.
- Exchanges finally introduces Exchanges and how to write extensions or addons and use them
Finally, some Exchanges are covered in different sections of the documentation, like "Subscriptions", "Server-side Rendering", or "Normalized Caching". It's advisable to read this chapter before moving on to using Exchanges.