In this tutorial-style introduction to GraphQL, you'll learn the core concepts that power every GraphQL API. Follow a step-by-step path from basic queries to advanced features.

There are many resources available to help you learn GraphQL, including this website. In our documentation, you’ll find a series of articles that explain essential GraphQL concepts and how they …

GraphQL supports three main operation types—queries, mutations, and subscriptions. We have already seen several examples of basic queries in this guide, and on this page, you’ll learn in detail how to …

Dec 2, 2025 · Training Courses A number of GraphQL training courses are available: GraphQL-JS tutorial Yoga GraphQL Server Tutorial: Open source tutorial for creating modern GraphQL Servers in …

GraphQL allows you to add documentation to the types, fields, and arguments in a schema. In fact, the GraphQL specification encourages you to do this in all cases unless the name of the type, field, or …

All Talks from GraphQL Europe - Lee Byron, Sashko Stubailo, Dan Schafer, Johannes Schickling and many more Learning GraphQL with React and Relay by Divyendu Singh

Now that we know how to use a GraphQL server to read and write data, we’re ready to learn how to fetch data in real time using subscriptions. You may also wish to learn more about how GraphQL …

Now that you know some key GraphQL concepts, you’re ready to learn about all of the different aspects of its type system. For an in-depth learning experience with practical tutorials, see the available …

What is GraphQL? GraphQL is an open‑source query language for APIs and a server‑side runtime. It provides a strongly‑typed schema to define relationships between data, making APIs more flexible …

With GraphQL, you model your business domain as a graph by defining a schema; within your schema, you define different types of nodes and how they connect/relate to one another.