Zoe
摘要: use data02161212 create table student (Sno nvarchar(3) primary key, Sname nvarchar(8) not null, Ssex nvarchar(2) not null, Sbirthday datetime, Class n 阅读全文
posted @ 2017-03-18 11:22 口袋里的SKY 阅读(210) 评论(0) 推荐(0) 编辑