新建表: create table [表名] ( [自动编号字段] int IDENTITY (1,1) PRIMARY KEY , [字段1] nVarChar(50) default ‘默认值’ null , [字段2] ntext null , [字段3] datetime, [字段4] money null , [字段5] int default 0, [字段6] Decimal (12,4) default 0, [字段7] image null , ) 删除表: Drop table