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Introduction

What is GraphQL?
History
GraphQL vs. REST
Main features and benefits for clients
Security features
Understanding Core Concepts

Schema Definition Language (SDL)
GraphQL terms (types, fields, schema, mutations, promises, subscriptions)
Understanding the Mechanism

Architecture (clients, server)
Tools (GraphiQL, Launchpad)
Setting up the Environment

Building a GraphQL server
Building GraphQL features in a GraphQL server
Creating and defining a GraphQL application schema
Executing your first GraphQL query
Working with GraphQL

Fetching data with queries from multiple databases
Working with mutations to add, update, and delete items
Keeping the client in sync with mutations
Using GraphQL subscriptions to build a newsfeed
Advanced queries with arguments, aliases, and fragments
Troubleshooting

Summary and Conclusion