采用Eclipse编写的关于省市县三级菜单采用JSP+servlet+MYSQL,数据库表的数据文件在src文件夹中 mysql>showtables; +----------------+ |Tables_in_area| +----------------+ |area| |cities| |provinces| +----------------+ 3rowsinset(0.00sec) mysql>descprovinces; +----------+--------------+------+--