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GraphQL API with Java Spring Boot & Spring Framework (Udemy.com)

GraphQL API with Java Spring Boot & Spring Data JPA and MySQL. Learn GraphQL Query, Mutation, Schema, Resolver, Edge

Created by: Infybuzz Learning

Last updated October 2025

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What you will learn

  • You will learn GraphQL with Spring Boot
  • You will learn What is GraphQL ?
  • You will learn What is GraphQL Query ?
  • You will learn What is GraphQL Mutation ?
  • You will understand difference between GraphQL and REST APIs
  • You will learn GraphQL Query and Mutation with Spring Boot and Spring Data JPA
  • You will learn to write GraphQL queries to get the data

How it compares

Against the other 815 rated Udemy courses in Web Development on CourseDuck:

  • Rating4.3 out of 5higher than 21% of them
  • Reviews3,511#63 of 816 by number of reviews
  • Length5.2 hoursshorter than 60% of them
  • Last updatedOctober 2025more recently than 65% of them

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Course Description

***** Some Reviews From Students *****

  • best course on graphql. learned a lot.

  • learning in simple words and explained very well. thanks

  • A very good introductory course to learn GraphQL from scratch and implementing the backend in Java using Spring.

  • Very informative. Easy concept explanations and equally well practicals.


In this course you are going to learn to GraphQL With Spring Boot and Spring Data JPA.


Now a days Spring framework is widely used among Java Developers and specifically Spring Boot is in high demand to develop REST APIs.

The problem with REST APIs is that it is giving fixed response in the format of the JSON ( JavaScript Object Notation ). So there comes GraphQL in picture. GraphQL provides flexibility that in request itself we can ask which fields we want in response and it populates only those fields.

In simple words we can say select * query in SQL database is like REST API while ability to provide columns (fields) with query and to return only those fields is GraphQL.

GraphQL boosts performance of your application and it gives consumers flexibility that which attributes they want in response. REST API has problem of under and over fetching of data because of fixed structure of response and GraphQL eliminates this by providing only those attributes which are asked in the request.


In this course you will learn GraphQL in detail with Spring Boot and Spring Data JPA using MySQL database. In this course you will learn :-

  • What is GraphQL ?

  • Difference between GraphQL and REST API

  • What is Query in GraphQL ?

  • What is Mutation in GraphQL ?

  • What is Schema in GraphQL ?

  • What is Resolver in GraphQL ?

  • What is Edge in GraphQL ?

In this course you will learn to create GraphQL Query and Mutation with Spring Boot. You will learn to create Resolver with Edge in Spring Boot.


Project lombok is used to avoid boiler plate code in your Java Application. In this course you learn how to use Project Lombok with Spring Boot Application and you will learn -

  • How to have getter methods for Java Class using @Getter Annotation.

  • How to have setter methods for Java Class using @Setter Annotation.

  • How to have constructor for Java Class using @NoArgsConstructor and @AllArgsConstructor Annotations.

After finishing the course you will be able write GraphQL queries as shown in Promo video and also you will be able to deploy your GraphQL-Spring Boot Application to Heroku which is Cloud Platform.

Lets start journey of GraphQL with Spring Boot and Spring Data JPA.


Course Topics & Lectures :-

Introduction

  • Introduction

  • Altair GraphQL Client

Introduction To GraphQL

  • What is GraphQL ?

  • What is GraphQL Query ?

  • What is GraphQL Mutation ?

  • What is GraphQL Schema ?

  • GraphQL vs REST API

Project Lombok With Spring Boot

  • What is Lombok and Why We Need Lombok ?

  • Spring Boot App For Lombok

  • Lombok Installation

  • Getters and Setters With Lombok

  • Constructors With Lombok

Getting Started With GraphQL

  • Spring Boot App with REST APIs

  • Setting Up Spring Boot App with GraphQL

  • Writing First Query with GraphQL

  • Defining GraphQL Schema

  • Run Query with GraphQL and Spring Boot

  • Running GraphQL Query with AltAir plugin

GraphQL Query

  • GraphQL with Input Data

  • JSON Inputs For GraphQL Query

  • Validations with GraphQL Schema

  • Change URL Of Application

GraphQL Query With Spring Data JPA

  • GraphQL App with Spring Data JPA

  • GraphQL Query with Response Model Class

  • Flexibility Of Response with GraphQL Query

  • Get List Of Data with GraphQL Query

GraphQL Resolver

  • What is Resolver in GraphQL ?

  • Creating First Resolver with GraphQL

  • Getting Data with GraphQL Resolver

  • More with GraphQL Resolver

GraphQL Edges

  • What is Node and Edge in GraphQL ?

  • Why Need Data Filter On Edge ?

  • Data Filter with GraphQL Edge

  • Get Filtered Data with GraphQL Edge

  • Get All Data with GraphQL Edge and Filter

GraphQL Mutation

  • Create Mutation with GraphQL

  • Mutation Input Schema with GraphQL

  • Running First Mutation with GraphQL

More with GraphQL Query

  • Enum As Input For Query

  • Enum In GraphQL Schema

  • Query Data By Enum

GraphQL-Spring Boot Deployment to Heroku (Cloud Platform)

  • Introduction To Heroku

  • Create Account On Heroku

  • Verify Account On Heroku

  • Download and Install Git

  • Download & Install Heroku CLI

  • Create Heroku Application

  • Getting MySQL Database on Heroku

  • Uploading data From Local MySQL to Heroku MySQL (SQL Dumping)

  • Heroku CLI Login

  • Deploy Spring Boot App On Heroku

  • Check Logs For Heroku Application

  • Heroku Application Settings

GraphQL Variable

  • What is GraphQL Variable ?

  • GraphQL Variable with Query

  • GraphQL Variable with Mutation

  • Multiple GraphQL Variables

GraphQL Client with Spring Boot

  • Updating GraphQL App with Latest Versions

  • Introduction To GraphQL Client

  • Create GraphQL Client Spring Boot App

  • GraphQL Client To Call GraphQL Query

  • GraphQL Client with Variable

  • GraphQL Client To Call GraphQL Mutation

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Instructor Details

Infybuzz Learning

I always want to teach new things to students around the world. I believe that the more knowledge we share the more knowledge we gain.

I provide courses on Java, Spring, Spring Boot, Spring Cloud, Spring Batch, Spring Security, REST API, Microservices, Hibernate, Spring Data JPA, RabbitMQ, MongoDB (NoSQL), GraphQL, Pivotal Cloud Foundry, Heroku, Neo4j Graph Database, Spring WebFlux, Reactive Programming, Keycloak.

Having 113,000+ students around the world with reach to 170 countries.

Enrol in the courses and boost your technical skills.

Happy Learning & Happy Coding.

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Reviews

4.3

3,511 ratings on Udemy

Select a bar to show only those reviews.Select the bar again to show every rating.

By David Crespo Ramírez on 8/10/2026

Los puntos negativos del curso es el código desactualizadísimo (hoy 10/08/2026 con Spring Boot 4.1.0 y Java 26) que hay que cambiar continuamente (gracias IA) y el acento del profesor que me cuesta seguir hasta con subtítulos (no soy hablante nativo de inglés). Los puntos positivos son muchos: buenas explicaciones, repite conceptos una y otra vez, muchos ejemplos, entrega el código paso a paso y muestra un ejemplo consistente a lo largo del curso. El ritmo es correcto, lento, muy adecuado para mí. Si se actualizara el curso, ganaría mucho. Un saludo.

By Tony Le on 5/31/2026

It is a good introductory course for GraphQL. The content is clearly explained and well presented. I do have a couple of suggestions for improvement: Each time the pom.xml file was updated, my application broke. Without additional assistance such as A.I., it would have been difficult to resolve the issue and continue with the course. The use of Heroku could be reconsidered. It felt unnecessary, especially since there is no longer a free tier available for practical use, which resulted in extra time and cost.

By CUAUHTEMOC MAGAÑA MENDOZA on 3/8/2026

El expositor expuso de forma clara y detallada todo lo que debería saber acerca de GraphQL. Muy buen material, muy claro al exponer todo el software que se requiere, muy bien explicado desde cómo instalar, alternativas y siempre se tiene el código fuente que me permitió comparar cuando se tenían problemas para correr la aplicación.

By Pramod Kotagiri on 1/2/2026

Very good explanation, step by step instruction with good examples. Some feedback is it has content that explains the benefits of graphql over REST with more examples that would be great and also if it has content like how the authentication and authorization would be handled in garphql that would help a lot. Overall I like the content of this course to get understanding graphql. Thank you

By Anish Bhatta on 8/24/2025

The course was excellent. The only thing is that I faced issues as I was using Spring Boot 3.x and had to dig a lot to make projects work, as the course was using Spring Boot 2.x. Keeping aside these issues, it was an excellent learning session. I have learnt so many things from these courses about GraphQL. I feel like a pro now in GraphQL. So, I want to give kudos to the trainer for giving great effort and not wasting viewers' time. It was simple and easy to learn.

By Satwik K S on 8/11/2025

Needs Update to Reflect Latest GraphQL Versions I appreciate the effort that went into creating this course — the instructor explains GraphQL concepts clearly and covers a solid range of topics. However, the course content is unfortunately very outdated. The libraries, tooling , and project setup no longer align with the current versions used in 2025. Many of the examples no longer work as shown due to deprecated syntax, changed APIs, or breaking updates in dependencies. For someone new to GraphQL, this creates unnecessary confusion and time spent debugging rather than learning. Recommendation: Please consider updating the course to reflect the latest versions of key libraries, and ideally include notes or a changelog that indicates which version of each dependency is being used. A section on migrating from older versions to current ones would also be helpful for learners coming from older tutorials like this. The core teaching is solid — it just needs to be brought up to date to remain relevant and useful. Thanks again for the course!

By Mahesh Koti on 3/12/2025

It was good to learn GraphQL with springboot as a beginner for GraphQL technology. Initially I felt why he is repeating the sentences and explanations so many times, but later I realised that the repetition has helped a lot to remember the concepts which I am learning. Thank you. Well done. Good job. Keep it up. Rock on.

By Vlad Chiriacescu on 7/24/2024

I had a good experience overall with this course. Just the depth that I needed on GraphQL. I took out one star because of 2 reasons: 1. The author's tone felt a bit unsettling at times but the sentences were all clear. 2. I didn't see the need to include a Heroku cloud chapter in a course for GraphQL. The chapter on Heroku doesn't add anything in terms of core GraphQL concepts. All in all, a good course in GraphQL. I really liked that it was presented in a Spring Boot context.

By Yuridia Larios-Aispuro on 8/30/2022

pros: beginning friendly, I love his explanations, repetition actually helped me remember the concepts. improvement: Heroku chapter could be bonus. automatic transcript wasn't working sometimes. 5 stars either way, it helped me learn what I needed and I completed my graphql related work coming from zero knowledge.

By Vedhachalam KASINATHAN on 3/18/2022

Very good course content. Very thorough in all the aspects. Could have avoided repeating the same points again and again. However, the repeated points will help someone to get the content registered in their memory very strongly. Overall, it is a great course!!

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Overall Score : 86 / 100