教你如何用java实现与数据库的连接..例如``有一张数据库的表``里面有几条数据``怎么用java将数据库表内的数据显示在java的表单属性内-Teach you how to use java to achieve connection with the database .. For example, there is a database table `` `` `` Inside there are several data on how to use java data from t