spring jpa one to many

Spring Boot, JPA and MySQL One to Many mapping

This application demonstrates the Spring boot JPA one-to-many unidirectional mapping. We can take the example of Post and Comments to demonstrate one to many mapping. We will use JSP as our view template engine.

Requirements

1. Java - 1.8.x

2. Maven - 3.1.1

3. MySQL - 5.7.12

Steps to Setup

1. Clone the application

git clone https://gitlab.com/scbushan05/spring-jpa-one-to-many.git

2. Create Mysql database

create database ecom

3. Change mysql username and password as per your installation

• open src/main/resources/application.properties

• change spring.datasource.username and spring.datasource.password as per your mysql installation

4. Build and run the app using maven

mvn package

A new JAR file will be generated at project/target/springjpa-0.0.1-SNAPSHOT.jar

5. Run the app

java -jar springjpa-0.0.1-SNAPSHOT.jar

The app will start running at http://localhost:8080/springjpa/v1.

Explore Application features

The app provides the following features -

1. Create post

2. Create comments to posts

Learn more

You can find more examples on my blog as well as on my youtube channel -

https://bushansirgur.in

https://youtube.com/b2tech