Introduction

• The limitations of REST APIs
• GraphQL versus REST API
• General presentation

Requests and transfer

• Syntaxes: fields, arguments
• Metadata
• Aliases
• Fragments
• Guidelines: @include and @skip
• Mutation
• Introspection

Types

• The Query type
• Objects and typing
• Scalar types
• Interfaces
• Enum and Union
• The type Mutation

Client-side GraphQL with Apollo Client

• Using the Apollo Client library in JavaScript
• Integration into the framework of your choice: Angular, React ...

Server-side GraphQL with Apollo Server

• Root Type
• Resolver
• Versioning
• Example of integration with NodeJS and Express
• Using GraphQL with an Existing REST API
• Using GraphQL with multiple databases
• Good practices

Tooling

• Apollo Client Developer Tools