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Getting Started with GraphQL using Node.js

Gain insights into GraphQL's architecture and methodology. Learn about setting up servers, performing complex queries, and updating data with mutations using Apollo Server and Node.js. Discover practical deployment.

Beginner

46 Lessons

6h 30min

Certificate of Completion

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Explanations

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Explanations

This course includes

1 Assessment

26 Playgrounds

8 Quizzes

Course Overview

What You'll Learn

Course Content

Course Overview

GraphQL is a query language for web APIs and a runtime for fulfilling queries with existing data. GraphQL gives clients the power to ask for precisely what they need, making it easy to evolve APIs with powerful developer tools. This course is an introduction to GraphQL using the Node.js JavaScript runtime environment and Apollo Server. You’ll start with an introduction to GraphQL’s architecture and functions before exploring the structure of GraphQL data and learning to perform meaningful, complex queries....Show More

GraphQL is a query language for web APIs and a runtime for fulfilling queries with existing data. GraphQL gives clients the powe...Show More

TAKEAWAY SKILLS

Graph

REST

Stack

What You'll Learn

A strong understanding of GraphQL’s type system and schemas

An understanding of mutations and queries as used in GraphQL

A working knowledge of HTTP and REST APIs and how they compare to GraphQL

Hands-on experience of creating GraphQL applications using Node.js

A strong understanding of GraphQL’s type system and schemas

Course Content

Introduction

1 Lessons

Get familiar with GraphQL fundamentals and create a Node.js pizza backend.

Who Should Take this Course

Getting to Know GraphQL

4 Lessons

Look at GraphQL's efficient API design, its advantages over REST, and Apollo Studio IDE.

Introduction to GraphQL

Comparison Between GraphQL and REST

GraphQL IDE Using Apollo Studio

Quiz on Introduction to GraphQL

Queries

12 Lessons

Go hands-on with defining and executing GraphQL queries using fields, arguments, variables, aliases, fragments, and directives.

How to Define Fields for Query Operation

Query Operation with Operation Name

Query Operation with Arguments

Query Operation with Aliases

Query Operation with Variables

Create Reusable Query Units and Fields Using Fragments

Dynamic Query Using Directives

Quiz on Queries

Challenge: Pizzas Query

Solution Review: Pizzas Query

Challenge: Tricky Pizzas Query

Solution Review: Tricky Pizzas Query

Mutations

5 Lessons

Build a foundation in creating, updating, and managing data with GraphQL mutations.

Single Mutation

Multiple Mutation

Quiz on Mutation

Challenge: Pizza Mutation

Solution Review: Pizza Mutation

Schemas and Types

11 Lessons

Deepen your knowledge of GraphQL types and schemas, including queries, mutations, enums, and interfaces.

Introduction to Type System and Language

Schema with Object Types and Fields

Query and Mutation Types

Scalar Types

Enumeration Types

Schema with Lists and Non-Null

Schema with Interfaces

Schema with Union Types

Quiz on Schema and Types

Challenge: Pizza Schema

Solution Review: Pizza Schema

Schema Validation

2 Lessons

Tackle verifying GraphQL query validity through type system checks and error handling.

Validate GraphQL Query

Quiz on Validate GraphQL query

Schema Execution

3 Lessons

Master the steps to execute schema through resolvers and scalar coercion in GraphQL.

Root Fields and Resolvers

Scalar Coercion

Quiz on Schema Execution

Schema Introspection

2 Lessons

Learn how to use schema introspection to explore types and operations in GraphQL.

Introduction to Schema Introspection

Quiz on Schema Introspection

GraphQL Best Practices

6 Lessons

Look at effective GraphQL API design, HTTP integration, pagination, authorization, and best practices.

Design APIs Using GraphQL

Serving over HTTP Using Node.js

Pagination

Authorization

GraphQL Best Practices

Quiz on GraphQL Best Practices

GraphQL Exam

Assessment

Course Author

Kelvin

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