数据库规范化技巧

Data standardization technique

提供了一系列分析和处理数据的技巧及相应的步骤,使用这些技巧可以在设计数据表时避免某些问题。

Internet is a technology open to the all users through sharing the network resources. And the share is in contradiction with the network security. This leads to the growing problems in network security. In this paper, the ever- growing threat to the network security is analyzed, the requirement and the key technology of network security are introduced.