When you model your database, you will most likely define several many-to-one or one-to-many associations. And it’s, of course, the same when you model your entities. It’s quite easy to do that with JPA and Hibernate. You just need an attribute that represents the association and annotate it with a @ManyToOne or @OneToMany association. But…
Hibernate Tips is a series of posts in which I describe a quick and easy solution for common Hibernate questions. If you have a question for a future Hibernate Tip, please leave a comment below. Question: You explained that the GenerationType.SEQUENCE is the most efficient primary key generation strategy and that MySQL doesn’t support it….
Hibernate Tips is a series of posts in which I describe a quick and easy solution for common Hibernate questions. If you have a question you like me to answer, please leave a comment below. Question: I need to initialize the associations of multiple entities. Is there a way to tell Hibernate to fetch the…
The CascadeTypes REMOVE and ALL, which includes REMOVE, provide a comfortable option to remove an entity together with all its child entities. But it creates several issues for to-many associations, and you should only use it for to-one relationships.
OK, first of all, I’m sorry about the distinction between ordering and sorting. My English teacher would probably be mad at me if she would read this. But I didn’t come up with the names. That’s how the features are called in Hibernate. And yes, that are 2 different features. Both allow you to define…
