@Entity
@Table( name = "T_TABLE_D" )
public class ClasseD implements Serializable
{
  @Id
  @GeneratedValue( strategy = GenerationType.IDENTITY )
  @Column( name = "D_ID" )
  private Long id;
  
  @Column( name = "D_REMARQUE" )
  private String remarque;
  
  @OneToOne
  @JoinColumn( name = "E_ID_FK" )
  private ClasseE attributE;