一个学员管理系统的实例，演示了JDBC一些拓展的特性，例如PrepareStatement、CallableStatement、ResultSetMetaData、大对象、DataSource等。-Example of a student management system to demonstrate a number of expansion characteristics of JDBC, for example, PrepareStatement, CallableStatement,

简单的学员管理系统，使用JAVA基础进行的简单编程，编程规范采用面向对象编程-Simple student management system, using JAVA basis of simple programming, programming specifications using object-oriented programming