Code : Tout sélectionner
SELECT nom_phys, duree, dt_sauv, volume, dt_reboot
FROM serveur, sauv_srv_hebdo b, reboot
where b.id_srv = serveur.id_srv
and reboot.id_srv = serveur.id_srv
and b.dt_sauv=(select max(dt_sauv) from sauv_srv_hebdo where sauv_srv_hebdo.id_srv = serveur.id_srv group by id_srv)