摘要： use DataBaseNamegoif not OBJECT_ID('[Employees]') is Null Drop Table [Employees]goCreate Table [Employees](ID int Primary Key Identity(1,1), [Name] Nvarchar(50) Not Null, [Title] Nvarchar(50) Null, [Phone] int Null, [City] Nvarchar(20)) go Insert Into [Employees] select '张三', '采购 阅读全文