租车应用系统基于Java的GUI开发，并使用JDBC连接数据库。该系统具有检测登录、增添租车信息、删除租车信息、修改租赁费用、按品牌查询、统计信息、显示车辆信息、显示广告、显示促销信息等功能-Car Rental application is Java-based GUI development, and use JDBC to connect to the database. The system has the login detection, adding to the car renta