GraphQL

5.

Query Language Features

5.1.

Basic Query Structure

5.1.1.

Field Selection

5.1.2.

5.1.3.

Query Shape Matching Response Shape

5.1.4.

5.2.

5.2.1.

Passing Arguments to Fields

5.2.2.

Argument Syntax

5.2.3.

Required vs Optional Arguments

5.2.4.

5.2.5.

Argument Validation

5.3.

5.3.1.

Field Aliasing Syntax

5.3.2.

Renaming Fields in Response

5.3.3.

Multiple Aliases in Single Query

5.3.4.

Alias Use Cases

5.4.

5.4.1.

Fragment Definition

5.4.2.

Named Fragments

5.4.3.

5.4.4.

Fragment Composition

5.4.5.

Fragment Variables

5.4.6.

Inline Fragments

5.4.6.1.

Type Condition Syntax

5.4.6.2.

Conditional Field Selection

5.4.6.3.

Interface Type Fragments

5.4.6.4.

Union Type Fragments

5.5.

5.5.1.

Variable Definition Syntax

5.5.2.

Variable Usage in Queries

5.5.3.

5.5.4.

Required Variables

5.5.5.

Default Variable Values

5.5.6.

Variable Validation

5.6.

5.6.1.

Directive Usage Syntax

5.6.2.

@include Directive

5.6.3.

@skip Directive

5.6.4.

Directive Arguments

5.6.5.

Custom Directive Usage

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4. GraphQL Operations

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6. Schema Design and Architecture