CREATE TYPE ADT_PERSONNE
AS
  (PRS_NOM             CHAR(32),
   PRS_PRENOM          VARCHAR(32),
   PRS_DATE_NAISSANCE  DATE,
   PRS_SEXE            CHAR(1),
   PRS_ADRESSE         ADT_ADRESSE,
   METHOD PRS_AGE() RETURNS FLOAT)
NOT FINAL;
