利用java实现了信用卡管理系统，能够进行对信用卡的基本管理，利用sql数据库-Java credit card using the achievement of the management system, to carry out basic management of credit cards, the use of sql database

java信用卡管理系统，具有查询余额、存款、取款功能-java credit card management system, with check balances, deposits, withdrawals function