随着因特网和数据库技术的迅速发展,网络数据库的安全性问题显得尤为重要,并已经成为现今网络信息系统建设中的一个最为关键的问题,网络的安全问题日益突出,近年来,间谍黑客、网络病毒等屡屡被曝光,国家相关部门也一再要求,实做好网络安全建设和管理工作。 With the rapid development of Internet and database technologies, the security of network databases is particularly important and has become one of the most crucial issues in the construction of network information systems. Network security has become increasingly prominent. In recent years, spy hackers, Viruses, etc. are often exposed, the relevant state departments have also repeatedly asked to do a good job in network security construction and management.