Spring Boot + H2 Database Configuration. Why, what and how H2 database is useful? What is H2 database? H2 is a very popular in memory database which is written in Java. H2 is a relational database ...

This is a very basic project for beginners to learn about Spring Boot CRUD operations using REST-API and H2 Embedded Database. We all know about CRUD operation is the combination of Create (SAVE), ...