Spring Boot CRUD Operations using Spring Data JPA & MySQL | REST API | Beginner Friendly Tutorial
In this video, you will learn how to build a complete Spring Boot CRUD REST API using Spring Data JPA and MySQL from scratch.
This tutorial is beginner-friendly and focuses on explaining the complete backend flow and architecture, including how requests move from the REST Controller → Service → Repository → Database.
0:00 Intro
0:42 Architecture
8:40 Creating Project (Spring Initializer)
11:07 Opening Project in IntelliJ
13:06 Creating MySQL Database
14:08 Configuring application.properties
19:08 Entity Layer (Employee)
22:58 Repository Layer (Spring Data JPA)
26:05 Service Layer
26:30 CREATE Employee Service
34:32 REST Controller Layer
47:00 Returning Model & Object Response
56:20 READ All Employees Service
1:00:00 Returning Model Response
1:05:25 Read Employee by ID Service
1:15:32 Read Employee by Department Service
1:22:55 UPDATE Employee
1:34:25 DELETE Employee
1:38:36 DELETE ALL Employees
1:41:38 @Table and @Column
1:45:10 Summary
We build a real-world Employee Management System and perform all CRUD operations using Spring Boot REST APIs, JPA annotations, and MySQL database integration.
🔥 What you’ll learn in this video:
How to create a Spring Boot project using Spring Initializer
Understanding Layered Architecture in Spring Boot
How REST APIs work in Spring Boot
Using Spring Data JPA for database operations
Connecting Spring Boot application with MySQL
Testing REST APIs using Postman
🧩 JPA & Entity Annotations Explained:
@Entity – Mapping Java class to database table
@Table – Custom table name mapping
@Id – Primary key
@GeneratedValue – Auto-increment ID
@Column – Mapping class fields to table columns
How JPA automatically creates and manages tables
🏗 Employee Management System – Features Implemented:
➕ Create Operations
Add Employee
📖 Read Operations
Get All Employees
Get Employee by ID
Get Employee by Department
✏️ Update Operations
Update Employee Details
❌ Delete Operations
Delete Employee by ID
Delete All Employees
This project demonstrates how real backend applications are built using Spring Boot and follows industry-standard best practices.
📂 Source Code:
👉 https://github.com/mr-prasant/YouTube...
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🔖 SEO Hashtags (Very Important)
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