Step by Step guide to learn GraphQL in 2023

GraphQL

Step by step guide to learn GraphQL in 2023

Learn how to use GraphQL with this interactive step by step guide in 2023. We also have resources and short descriptions attached to the roadmap items so you can get everything you want to learn in one place.

GraphQL Roadmap

What is GraphQL

GraphQL on the Frontend

Problems GraphQL Solves

GraphQL on the Backend

Thinking in Graphs

Introduction to GraphQL

What are Queries

Fields

Variables Definitions Defaults

Aliases

Arguments

Directives

Fragments Variables in Fragments Inline Fragments / Meta Fields

GraphQL Queries

What are Mutations?

Multiple Fields in Mutations

Operation Name

Mutations

What are Subscriptions

Event Based Subscriptions

Live Queries

@defer / @stream directives

Subscriptons

Type System

Scalars Int Float String Boolean ID

Enums

Objects

Lists

Interfaces

Unions

Arguments Input Types

Schema

Synchronous

Asynchronous

Scalar Coercion

Resolvers

Root Fields

Validation

Producing the Result

Execution

Real-time

Authorization

Over WebSockets

Caching

Batching

Over HTTP

Over SSE

Serving Over Internet

Pagination

Relay

Apollo Client

Urql

Frontend Implementations

graphql-http

GraphQL Yoga

Apollo Server

mercurius

Backend Implementations