Ïîïûòêà âûïîëíèòü çàïðîñ, êîòîðûé íå âêëþ÷àåò óêàçàííîå âûðàæåíèå |
SELECT Sum(Ð.Êîëè÷åñòâîÁàëëîâ) as Êîëè÷åñòâîÁàëëîâ, Î.Îáðàçîâàíèå, Î.Àòòåñòàöèÿ FROM Ðåéòèíã as Ð, Ïðåïîäàâàòåëè as Ï, Äèñöèïëèíû as Ä, Îáðàçîâàíèå as Î WHERE (Ï.ÊîäÏðåïîäàâàòåëÿ = 4) and (Ï.ÊîäÄèñöèïëèíû = Ä.ÊîäÄèñöèïëèíû) and (4 = Ð.ÊîäÏðåïîäàâàòåëÿ) and (4 = Ð.ÊîäÏðåïîäàâàòåëÿ)
http://www.sql.ru/forum/1131921/popytka-vypolnit-zapros-kotoryy-ne-vkluchaet-ukazannoe-vyrazhenie
| Êîììåíòèðîâàòü | « Ïðåä. çàïèñü — Ê äíåâíèêó — Ñëåä. çàïèñü » | Ñòðàíèöû: [1] [Íîâûå] |