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Learning GraphQL

Eve Porcello, Alex Banks



"Learning GraphQL" by Eve Porcello and Alex Banks is an educational book designed to introduce readers to GraphQL, a powerful query language for APIs and a runtime for fulfilling those queries with existing data. The book is structured to cater to both beginners and experienced developers, offering a comprehensive guide on how to design, build, and integrate GraphQL into your projects.

The book covers several key topics:

  1. Introduction to GraphQL: It explains the core concepts behind GraphQL, its benefits over traditional REST API approaches, and the basics of how it works.

  2. Type System: The authors dive deep into GraphQL's type system, explaining how to define types and schemas to establish the structure of your API.

  3. Queries and Mutations: The book explains how to write queries to retrieve data and mutations to modify data, including handling complex scenarios with nested queries and dealing with variables.

  4. Integration: The readers learn how to integrate GraphQL APIs into their existing applications, with examples in various programming languages and frameworks.

  5. Resolvers and Data Fetching: It covers the concept of resolvers, functions that connect types and fields in a schema to various backends, and demonstrates how to optimize data fetching.

  6. Error Handling and Security: The authors discuss strategies for error handling, validation, and securing a GraphQL API against common vulnerabilities.

  7. Advanced Topics: The later sections of the book touch on advanced topics like pagination, caching, and real-time updates with subscriptions.

  8. Tooling and Ecosystem: The book introduces the ecosystem surrounding GraphQL, including tools, libraries, and extensions that can enhance development productivity and API performance.

Throughout the book, Porcello and Banks use practical examples and clear explanations to help readers understand and apply GraphQL concepts. They also provide exercises and sample projects to encourage hands-on learning. By the end of "Learning GraphQL," readers should have a solid understanding of how to work with GraphQL and how to leverage its features to improve their applications' data management and API interactions.


Very detailed and practical course about the GraphQL query language

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