说明：  本系统使用纯java语言编写,其中使用的数据库为SQL server 2000,包括三张表:IC表、ATM表、bank表。使用JDBC对数据库进行连接，在连接数据库之前，必须给SQL server 2000打上指示SP4补丁包，然后按装JDBC并进行环境变量的设置，把JDBC中lib下面的三个文件copy到JDK中的jre->lib->ext下面
(The system uses pure java language, in which the use of the database for SQL server 2000, including Table 3: IC table, ATM table, bank table. The use of JDBC database connection, database connection, you must apply to the SQL server 2000 service pack SP4 instructions, and then click JDBC installed and environment variable settings, and JDBC in the lib the following three documents copy to the JDK in the jre- > lib-> ext below)