How do I manage entity relationships in Hibernate ORM?

How do I manage entity relationships in Hibernate ORM?

In Hibernate ORM, you can manage entity relationships using annotations like @OneToOne, @OneToMany, and @ManyToMany.

Can you explain the difference between @OneToMany and @ManyToMany?

Sure! @OneToMany indicates a one-to-many relationship where one entity can be associated with multiple instances of another entity. @ManyToMany indicates that multiple instances of one entity can be associated with multiple instances of another.

How do I fetch related entities using Hibernate?

You can use HQL (Hibernate Query Language) or Criteria API to fetch related entities. For example, using HQL: FROM Parent p JOIN p.children.

What are the best practices for managing entity relationships?

Some best practices include using lazy loading for performance, defining clear cascading rules, and keeping your entity model simple.