Introduction - If you have any usage issues, please Google them yourself
Design a database management system, and it has student information, performance management (add, delete and modify), elective functions and data query (condition queries and fuzzy queries) and other functions. In addition, to ensure data security, the system will be given different users different permissions, ordinary users can only view some information can not be modified the system administrator has the highest authority, to manage the data, you can query the data.