2010年1月4日
Force Order Hint
摘要： SELECT O.[OrderId], O.[CustomerId] FROM [Customers] C JOIN [Orders] O JOIN [Employees] E ON O.[EmployeeId] = E.[EmployeeId] ON C.[CustomerId] = O.[CustomerId] WHERE C.[City] = N'London' AND E.[City] =... 阅读全文
posted @ 2010-01-04 11:23 大斌锅 阅读(271) 评论(0) 推荐(0)