摘要:CREATE TABLE tbl_students    (        snumber char,        sname varchar(10)    )     CREATE TABLE tbl_curriculums    (        cnumber char,        cname varchar(15),        cteacher varchar(10)    )... 阅读全文
posted @ 2009-04-29 15:03 许晓光 阅读(296) 评论(0) 推荐(0) 编辑