我无法在IdCell列上创建where子句,但我可以执行“order by”。列名sql isnull()子句,其中
SQL服务器上说,列名
select
*, (ISNULL(Table_Adresses.IdCellule, Table_Clients.IdCellule)) as IdCell
from Table_Tickets
left join Table_Postes on Table_Postes.IdPoste = Table_Tickets.IdPoste
left join Table_Adresses on Table_Adresses.IdAdresse = Table_Postes.IdAdressePhysique
left join Table_Clients on Table_Clients.IdClient = Table_Tickets.IdClient
where idtypeticket=2 and
isnull(bcloture,0)=0 and
IdCell =4 --problem here
order by IdCell
错误为什么我不能做出IdCell一个在哪里?
谢谢
完美谢谢 – Akya 2011-06-15 08:49:40