Added by on 2014-01-05

Hibernate Many-to-many Relationships – Many to many example in Hibernate. In this example we have used xml metadata.

Now we will learn many-to-many relationships. Let’s try many-to-many example. The many-to-many tag is used to define the relationships. The extra table is required in the database to persist the relationship, we will use author_book table to persist the relationship between Author and Book entities. Let’s get started with Many-to-many relationship.

Many-to-Many Relationships

In case of many-to-many relationships, each row in table A linked to multiple rows in table B and vice versa. Here we will implement many-to-many relationship between two entries Author and Book. A book might be authored by multiple author and one author might author many books.

We are using two tables author and book and java entities Author and Book maps respectively…





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