 specify the relationship field or
 property of the owning side.

 <p> The join table for the relationship, if not defaulted, is
 specified on the owning side.

 <p> The <code>ManyToMany</code> annotation may be used within an
 embeddable class contained within an entity class to specify a
 relationship to a collection of entities. If the relationship is
 bidirectional and the entity containing the embeddable class is the
 owner of the relationship, the non-owning side must use the
 <code>mappedBy</code> el