Introduction - If you have any usage issues, please Google them yourself
Can achieve 1 system administrators and general readers to log on separately 2 stock books on books create, add, delete, modify, query 3 borrow information to the reader to create, add, delete, modify, query 4: General readers only the right to check the two files 5: The administrator can create an ordinary reader, add, modify, delete 6: Administrators have all of these rights 7: To be associated with the file stream, such as: create, add , read, delete, query