@Entity @Table( name = "T_COMMANDE_CDE" ) public class Commande implements Serializable { private static final long serialVersionUID = 1L; @Id @GeneratedValue( strategy = GenerationType.IDENTITY ) @Column( name = "CDE_ID" ) private Long id; @Column( name = "CDE_NOM" ) private String nom; @OneToMany private List< LigneCde > ligneCdes; ...