Äîáðûé äåíü!
Ðàáîòàþ â 13-ì îôèñå, Àêñåñîì çàíèìàëàñü äàâíî è óñïåëà ìíîãî ïîäçàáûòü. Ïîèñêîì ïîèñêàëà, íî, âèäèìî, íå ïî òåì ñëîâàì.
 îáùåì: åñòü áàçà - ñõåìó ïðèêëàäûâàþ.
Ñîòðóäíèêè ðàáîòàþò íà ðàçíûõ ïðîåêòàõ. Èíîãäà íà ïðîåêòàõ ñîçäàþòñÿ òåìàòè÷åñêèå ïî÷òîâûå ÿùèêè äëÿ ãðóïï ñîòðóäíèêîâ.
Õî÷ó ñäåëàòü çàïðîñ, êîòîðûé áû ôèëüòðîâàë ñîòðóäíèêîâ ïî íàçâàíèþ ïðîåêòîâ è âûâîäèë ïî÷òîâûå ÿùèêè ñîòðóäíèêîâ è, åñëè åñòü, ïî÷òîâûé ÿùèê ãðóïïû â ðàìêàõ ïðîåêòà, íàïðèìåð íàëîã-ïðîåêò@x.ru.  ðåçóëüòàòå ó ìåíÿ âûâîäÿòñÿ ëèáî òîëüêî ñîòðóäíèêè ó êîòîðûõ åñòü òåìàòè÷åñêèé ÿùèê, ïðè ýòîì ñîòðóäíèêè, êîòîðûå áåç ïðîåêòíîãî ÿùèêà, íå îòîáðàæàþòñÿ, ëèáî, åñëè ÿ ñòàâëþ "Îáúåäèíåíèå âñåõ çàïèñåé èç òàáëèöû Field è òîëüêî òåõ çàïèñåé èç òàáëèöû "Ïðîåêòíûå ÿùèêè", â êîòîðûõ ñâÿçàííûå ïîëÿ ñîâïàäàþò", òî êàæäûé èç ñîòðóäíèêîâ, çàíÿòûõ â ïðîåêòå, âûâîäèòñÿ íåñêîëüêî ðàç ñî âñåìè ïðîåêòíûìè ÿùèêàìè ïî äðóãèì ïðîåêòàì.
Òåêñò çàïðîñà:
SELECT Ó÷àñòíèê.[Member Name], Ó÷àñòíèê.Company, Ó÷àñòíèê.Field, Ó÷àñòíèê.Position, Ó÷àñòíèê.[Fixed Phone Number], Ó÷àñòíèê.[Mobile Phone Number], Ó÷àñòíèê.Email, [Ïðîåêòíûå ÿùèêè].[Àäðåñ ÿùèêà]
FROM ((Field INNER JOIN Ó÷àñòíèê ON Field.Êîä = Ó÷àñòíèê.[Field number]) LEFT JOIN [Ïðîåêòíûå ÿùèêè] ON Field.Êîä = [Ïðîåêòíûå ÿùèêè].[Field number]) INNER JOIN [Ó÷àñòèå â ïðîåêòàõ] ON Ó÷àñòíèê.Êîä = [Ó÷àñòèå â ïðîåêòàõ].Ó÷àñòíèê
WHERE ((([Ó÷àñòèå â ïðîåêòàõ].Ïðîåêò)=5) AND (([Ïðîåêòíûå ÿùèêè].[Íîìåð ïðîåêòà])=5));
Õîòåëîñü áû ïîíÿòü, ÷òî ÿ äåëàþ íå òàê
http://www.sql.ru/forum/1142074/pomogite-sostavit-pravilnyy-zapros