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| select cccouts.utilisateur_id as utilisateur_id, SUM(ifnull(cccouts.valeur,0)) as cout from couts cccouts
left join missions t on t.id=cccouts.mission_id where cccouts.utilisateur_id=21 and (cccouts.mission_id=120)
group by cccouts.mission_id, cccouts.utilisateur_id order by cccouts.mission_id
UNION ALL
select fraisss.utilisateur_id as utilisateur_id, SUM(ifnull(fraisss.valeur,0)) as cout from frais fraisss
left join missions t on t.id=fraisss.mission_id where fraisss.utilisateur_id=21 and (fraisss.mission_id=120)
group by fraisss.mission_id, fraisss.utilisateur_id order by fraisss.mission_id |