数据据库权限模块！可以用于各种系统下的权限验证！权限可以用于C/S B/S等结构的系统中！可移植性好-Data database access module! Can be used for various system privileges under verification! Permissions can be used for C/SB/S structure of the system! Portability is good ... ...

java连接mysql数据库。。。。。。。。。。。。。。。。。。。(Java connects the MySQL database)