Design and Implementation of Database Security Based on Server SQL Online Course Selection

With the rapid development of computer and the popularization of computer network, the application of database system has gradually become the core part of the information management system, which is used in all aspects: the country, the enterprise, the commercial and daily life. To national government departments, the defense industry, science and technology development areas, A large part of the traditional database is used in the business field, such as the securities industry, the bank, the sales department, the hospital, the school, the company or the enterprise unit, now a small supermarket is also managed by the database data. The security of the database is even more important. This paper discusses the factors that threaten the security of the database, mainly describes the security design and implementation of the online course selection database based on Server SQL, so as to achieve the requirements of database security design.