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Computer Science
API Technologies
GraphQL
1. Introduction to GraphQL
2. GraphQL Type System Fundamentals
3. Schema Definition Language
4. GraphQL Operations
5. Query Language Features
6. Schema Design and Architecture
7. Server Implementation
8. Client Implementation
9. Advanced GraphQL Concepts
10. GraphQL Federation and Composition
11. Testing and Quality Assurance
12. Development Tools and Ecosystem
13. Production Considerations
Query Language Features
Basic Query Structure
Field Selection
Nested Fields
Query Shape Matching Response Shape
Field Ordering
Arguments
Passing Arguments to Fields
Argument Syntax
Required vs Optional Arguments
Argument Types
Argument Validation
Aliases
Field Aliasing Syntax
Renaming Fields in Response
Multiple Aliases in Single Query
Alias Use Cases
Fragments
Fragment Definition
Named Fragments
Fragment Usage
Fragment Composition
Fragment Variables
Inline Fragments
Type Condition Syntax
Conditional Field Selection
Interface Type Fragments
Union Type Fragments
Variables
Variable Definition Syntax
Variable Usage in Queries
Variable Types
Required Variables
Default Variable Values
Variable Validation
Directives
Directive Usage Syntax
@include Directive
@skip Directive
Directive Arguments
Custom Directive Usage
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4. GraphQL Operations
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6. Schema Design and Architecture