jdbc操作数据库的基本流程详解

  String driverName="com.mysql.jdbc.Driver";  String connectiionString="jdbc:mysql://10.5.110.239:3306/test?"+"user=root&password=chen&characterEncoding=utf-8";  Connection connection=null;  try {   Class.forName(driverName);//这里是所谓的数据库驱动的加载   connection=(Connection) DriverManager.getConnection(connectiionString);//这里就是建立数据库连接   System.out.println("数据库连接成功");  } catch (ClassNotFoundException e) {   // TODO Auto-generated catch block   e.printStackTrace();  }  return connection;