Introduction As simple as JPA annotations might be, it’s not always obvious how efficient they are behind the scenes. In this article, I’m going to show you what is the best way to use the JPA @ManyToMany annotation when using Hibernate.
Introduction JPA translates entity state transitions to database DML statements. Because it’s common to operate on entity graphs, JPA allows us to propagate entity state changes from Parents to Child entities. This behavior is configured through the CascadeType mappings.