Introduction - If you have any usage issues, please Google them yourself
Sql language, a library management system that involves books, reading (students) view room information and loan information, requiring that the system can record the basic situation of books, reading and reading, be able to record the borrower borrowdate of books. Each book can only be stored in a reading room, each reading can be a number of books.Each book can only lend to a student,and a student can borrow many books