UPDATE "DBAINTERVENTION"."INTERVENANTS" t
SET t."DATEDEBUT" = TO_DATE('2006-04-07 09:00:00',
                            'YYYY-MM-DD HH24:MI:SS')
WHERE t."NUMINTERVENTION" = 3 AND t."NUMEMPLOYE" = 60 ;

UPDATE "DBAINTERVENTION"."INTERVENANTS" t
SET t."DATEDEBUT" = TO_DATE('2006-04-13 09:00:00'
                            'YYYY-MM-DD HH24:MI:SS')
WHERE t."NUMINTERVENTION" = 4 AND t."NUMEMPLOYE" = 62 ;