Overview
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Learn about the core concepts of GraphQL, including how to build a GraphQL API in an existing ASP.NET Web API project.
Syllabus
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Introduction
- Using GraphQL API
- What you should know
- What is GraphQL?
- GraphQL vs. REST
- Open-source GraphQL projects
- .NET Web API project overview
- Setting up GraphQL in Web API
- Operations in GraphQL
- Types in GraphQL
- Adding your first object graph type (course entity)
- Adding your first query: All courses
- Challenge: Add query to get single course
- Solution: Add query to get single course
- Adding your GraphQL schema file
- Testing
- What is a mutation?
- Adding your first mutation: Add data
- Add data: Testing
- Challenge: Mutation to update data
- Solution: Mutation to update data
- Update data: Testing
- Mutation to delete data
- Adding relationship data
- Query to get relational data
- Get relational data: Testing
- Mutation to add relational data
- Add relational data: Testing
- Next steps for learning more about GraphQL API
