When people say, “Spring Boot does everything”, it’s not clear what “everything” is.
If you are a java developer, there is a high probability that you have heard about spring or even used it in a few of your projects. Spring framework was created primarily as a Dependency Injection container but it is much more than that.
An Object relational mapping (ORM), as shown from the name, is used to map the objects to a relational database. Now, to clarify, by relational database we mean a database with relations(tables) and mapping an object means doing the necessary configuration so that we can automatically save the object as a whole(in the db).