Complete Course of GraphQL
GraphQL is a query language and runtime for APIs that enables clients to request only the data they need, making data fetching more efficient and flexible compared to traditional REST APIs. It allows developers to define schemas with a clear structure, supports nested queries, and provides a single endpoint for accessing and modifying data. GraphQL is widely used in modern applications for its ability to streamline communication between the client and server, especially in complex, data-driven systems. Learning GraphQL is important for aspiring software developers because it is increasingly adopted by companies for its efficiency and developer-friendly features, making it a valuable skill for building scalable and performant applications.
A tutor can accelerate this process by teaching the fundamentals of GraphQL, including schema design, queries, mutations, and resolvers, and guiding learners through practical projects to integrate GraphQL with popular frameworks like Node.js, ensuring they are well-prepared for real-world development roles.
Chapter 1: Introduction to GraphQL
- Lesson 1: What is GraphQL?
- Lesson 2: History and Evolution of GraphQL
- Lesson 3: GraphQL vs. REST API
- Lesson 4: GraphQL Use Cases and Real-World Applications
- Lesson 5: Setting Up a GraphQL Environment
Chapter 2: Basics of GraphQL
- Lesson 1: Understanding GraphQL Queries
- Lesson 2: Writing Your First GraphQL Query
- Lesson 3: GraphQL Schema and Type System
- Lesson 4: GraphQL Operations: Queries, Mutations, and Subscriptions
- Lesson 5: Debugging and Error Handling in GraphQL
Chapter 3: GraphQL Schema and Types
- Lesson 1: Defining a GraphQL Schema
- Lesson 2: Scalar Types in GraphQL (Int, Float, String, Boolean, ID)
- Lesson 3: Custom Object Types in GraphQL
- Lesson 4: Lists and Non-Null Types
- Lesson 5: Enums and Interfaces in GraphQL
Chapter 4: GraphQL Queries
- Lesson 1: Writing GraphQL Queries with Variables
- Lesson 2: Aliases and Fragments in Queries
- Lesson 3: Directives in GraphQL
- Lesson 4: Nested Queries and Relationships
- Lesson 5: Handling Errors in Queries
Chapter 5: GraphQL Mutations
- Lesson 1: What Are Mutations?
- Lesson 2: Writing GraphQL Mutations
- Lesson 3: Handling Arguments in Mutations
- Lesson 4: Updating and Deleting Data with Mutations
- Lesson 5: Best Practices for Writing Mutations
Chapter 6: GraphQL Subscriptions
- Lesson 1: Introduction to GraphQL Subscriptions
- Lesson 2: Setting Up Real-Time Data with Subscriptions
- Lesson 3: WebSockets and GraphQL Subscriptions
- Lesson 4: Handling Events in Subscriptions
- Lesson 5: Scaling Subscriptions in a Production Environment
Chapter 7: GraphQL Resolvers
- Lesson 1: What Are Resolvers?
- Lesson 2: Writing Resolvers for Queries
- Lesson 3: Writing Resolvers for Mutations
- Lesson 4: Writing Resolvers for Subscriptions
- Lesson 5: Error Handling in Resolvers
Chapter 8: Advanced Schema Design
- Lesson 1: Designing a Scalable GraphQL Schema
- Lesson 2: Schema Stitching and Federation
- Lesson 3: Using Interfaces and Unions in Schema Design
- Lesson 4: Extending and Modifying an Existing Schema
- Lesson 5: Best Practices for GraphQL Schema Design
Chapter 9: GraphQL Server Implementation
- Lesson 1: Choosing a GraphQL Server (Apollo, Express-GraphQL, Hasura, etc.)
- Lesson 2: Setting Up a GraphQL Server with Node.js
- Lesson 3: Using Apollo Server for GraphQL APIs
- Lesson 4: GraphQL Middleware and Authentication
- Lesson 5: Error Handling and Logging in a GraphQL Server
Chapter 10: Connecting GraphQL to Databases
- Lesson 1: Using GraphQL with SQL Databases (PostgreSQL, MySQL)
- Lesson 2: Using GraphQL with NoSQL Databases (MongoDB, Firebase)
- Lesson 3: ORM and GraphQL (Prisma, Sequelize, Mongoose)
- Lesson 4: Writing Efficient Database Queries in GraphQL
- Lesson 5: Optimizing Performance in Database-Backed GraphQL APIs
Chapter 11: GraphQL Authentication and Authorization
- Lesson 1: Authentication Strategies for GraphQL APIs
- Lesson 2: Implementing JWT Authentication in GraphQL
- Lesson 3: Role-Based Authorization in GraphQL
- Lesson 4: API Rate Limiting and Security in GraphQL
- Lesson 5: Best Practices for Securing GraphQL APIs
Chapter 12: GraphQL Client-Side Integration
- Lesson 1: Introduction to GraphQL Clients
- Lesson 2: Setting Up Apollo Client
- Lesson 3: Fetching Data in React, Vue, and Angular
- Lesson 4: Managing State with Apollo Client
- Lesson 5: Optimistic UI and Caching in Apollo
Chapter 13: GraphQL Performance Optimization
- Lesson 1: Query Batching and Caching
- Lesson 2: Persisted Queries in GraphQL
- Lesson 3: Schema Optimization for Large-Scale APIs
- Lesson 4: Using Dataloader for Efficient Query Resolution
- Lesson 5: GraphQL API Performance Best Practices
Chapter 14: GraphQL with Microservices
- Lesson 1: Using GraphQL in a Microservices Architecture
- Lesson 2: Schema Federation in Microservices
- Lesson 3: Service-to-Service Communication with GraphQL
- Lesson 4: Managing Multiple GraphQL Endpoints
- Lesson 5: Case Studies of GraphQL in Microservices
Chapter 15: Testing GraphQL APIs
- Lesson 1: Writing Unit Tests for GraphQL Resolvers
- Lesson 2: Testing GraphQL Queries and Mutations
- Lesson 3: Using Jest and Mocha for GraphQL Testing
- Lesson 4: Mocking GraphQL APIs for Testing
- Lesson 5: End-to-End Testing for GraphQL Applications
Chapter 16: Deploying GraphQL APIs
- Lesson 1: Deploying GraphQL with Docker and Kubernetes
- Lesson 2: CI/CD for GraphQL APIs
- Lesson 3: Serverless GraphQL with AWS Lambda
- Lesson 4: Monitoring and Logging for GraphQL APIs
- Lesson 5: Best Practices for GraphQL Deployment
Chapter 17: GraphQL in Production
- Lesson 1: Managing Large-Scale GraphQL APIs
- Lesson 2: Handling Schema Evolution and Versioning
- Lesson 3: Rate Limiting and Throttling in GraphQL APIs
- Lesson 4: Debugging Performance Bottlenecks
- Lesson 5: Lessons from Companies Using GraphQL in Production
Chapter 18: GraphQL Trends and Future Development
- Lesson 1: The Future of GraphQL
- Lesson 2: GraphQL and AI-Driven APIs
- Lesson 3: Exploring GraphQL Mesh
- Lesson 4: GraphQL in Edge Computing
- Lesson 5: What’s Next for GraphQL?