<%@ page contentType="text/html;charset=gb2312"%>
<%@ page import="java.sql.*"%>
<html>
<body>
<%
//驱动程序名
String driverName="com.mysql.jdbc.Driver";
//数据库用户名
String userName="##";
//密码
String userPasswd="###";
//数据库名
String dbName="test";
//表名
String tableName="biao";
//联结字符串
String url="jdbc:mysql://localhost:3306/test";
Class.forName("com.mysql.jdbc.Driver").newInstance();
Connection connection=DriverManager.getConnection(url,userName,userPasswd);
Statement statement = connection.createStatement();
String sql="SELECT * FROM "+tableName;
ResultSet rs = statement.executeQuery(sql);
//获得数据结果集合
ResultSetMetaData rmeta = rs.getMetaData();
//确定数据集的列数，亦字段数
int numColumns=rmeta.getColumnCount();
// 输出每一个数据值
out.print("id");
out.print("|");
out.print("name");
out.print("<br>");
while(rs.next()) {
out.print(rs.getString(1)+" ");
out.print("|");
out.print(rs.getString(2));
out.print("<br>");
}
out.print("<br>");
out.print("数据库操作成功，恭喜你");
rs.close();
statement.close();
connection.close();
%>
</body>
</html>