JOIN element_pedagogique ep ON ep.annee_id = t.annee_id + 1 AND ep.code = t.code AND ep.histo_destruction IS NULL
LEFT JOIN centre_cout_ep ccep ON ccep.element_pedagogique_id = ep.id AND ccep.centre_cout_id = t.centre_cout_id AND ccep.type_heures_id = t.type_heures_id',