摘要: --示例数据create table sale(date datetime,code varchar(10),amt int)insert sale select '2004-10-22','aa',15000union all select '2004-10-22','bb',18000union all select '2004-10-22','cc',20000union all ... 阅读全文
posted @ 2006-09-30 11:37 蚂蚁 阅读(228) 评论(0) 推荐(0)