https://loizenai.com/how-to-integrate-springboot-2-x-with-postgresql-database-using-spring-jpa/
SpringBoot + PostgreSQL CRUD using Spring JPA tutorial
How to integrate SpringBoot and PostgreSQL? It is the one of most common questions for developers. So in the post, I will help you to try it with Spring JPA. Here is a to do list for the tutorial:
- Overview of Project Structure
- Create SpringBoot with Spring Data JPA and PostgreSQL dependencies
- Configuration SpringBoot to connect to PostgreSQL
- Define a data model to map with table's columns in PostgreSQL database
- Define a JPA Repository to do CRUD operations
- Use CommandLineRunner to excute above JPA Repository APIs: save, retrieve, update, detele entities
To do the tutorial, you need prepare Java >= 1.8, Spring Tool Suite in local computer for development.
Let's go !
Video Guide
SpringBoot Project Overview
[caption id="attachment_56" align="alignnone" width="378"]
Project Overview How to Integrate Springboot 2.x with PostgreSQL using Spring JPA[/caption]
In the SpringBoot application, we use Spring JPA to connect and manipulate the data between Application and PostgreSQL database. We define a repository to do CRUD operations (save, retrieve, update, delete) with entities. And for mapping the data between Spring Application with database table's columns, we define a model class.
Create SpringBoot Project
We use Eclipse that had integrated with SpringToolSuite to create a SpringBoot project. Remember we need add 2 dependencies Spring Data JPA and PostgreSQL driver.
Checking pom.xml file we see the needed dependencies as below:
More at:
https://loizenai.com/how-to-integrate-springboot-2-x-with-postgresql-database-using-spring-jpa/
SpringBoot + PostgreSQL CRUD using Spring JPA tutorial
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