全新的持久化代码 可以方便的对数据库进行读写.实现采用java 对数据库的增删改查都能得心应手.-new persistence of the code can easily read and write to databases. Implementation of java database used by the excision can check handy.

通用mysql数据库连接类代码，实用有效提高数据库读写能力(General MySQL database connection class code)