GraphQL: Data Fetching with Relay

Learn how to get started with GraphQL, the popular query language designed to make data fetching and updating easier.

Introduction

• An introduction to GraphQL
• What you should know before watching this course

1. What Is GraphQL?

• Understanding GraphQL
• How GraphQL differs from REST
• Using GraphQL Playground

2. GraphQL Queries

• Using enum types and arguments
• Adding variables
• Querying connected types
• Creating operation names

3. Mutations and Subscriptions

• Changing data with mutations
• Creating GraphQL fragments
• Working with subscriptions
• Challenge: Sending pet library queries
• Solution: Pet library query construction

4. Creating a GraphQL Server Schema

• Introducing the GraphQL schema definition language
• Setting up a GraphQL server with Apollo Server
• Creating a custom object
• Adding an enumeration type

5. Schema Enhancements

• Working with mutations
• Sending input types to mutations
• Building a custom scalar
• Returning a custom object
• Customizing schema mocks with Apollo Server
• Creating subscriptions
• Writing schema documentation

Conclusion

• Next steps