e.id, e.titre, UNIX_TIMESTAMP(e.creation_date) AS creation_date,
IF(u.nom_usage = "", u.nom, u.nom_usage) AS nom, u.prenom, u.promo,
ev.user_id IS NULL AS nonlu, e.user_id
e.id, e.titre, UNIX_TIMESTAMP(e.creation_date) AS creation_date,
IF(u.nom_usage = "", u.nom, u.nom_usage) AS nom, u.prenom, u.promo,
ev.user_id IS NULL AS nonlu, e.user_id