摘要: 1. 创建数据库表 create table Course( courseId char(5), subjectId char(4) not null, courseNumber integer, title varchar(50) not null, numOfCredits integer, p 阅读全文
posted @ 2017-12-01 20:22 zeroingToOne 阅读(7034) 评论(0) 推荐(0) 编辑