日期:2014-05-16  浏览次数:20381 次

JSP连接Mysql
<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ page import="java.sql.*" %>
<%@ page import="java.util.*" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>JSP连接MySql</title>
</head>
<body>
<%
	try {
		//加载驱动程序
		Class.forName("com.mysql.jdbc.Driver");
		//创建指定数据库的URL
		String url = "jdbc:mysql://localhost:3306/test"; //student是创建的数据库的名字
		String userName = "root"; //root是MySQL默认的用户名
		String password = "123"; //123是你设置的MySQL密码
		//创建连接
		Connection conn = DriverManager.getConnection(url, userName,password);
		//创建Statement对象
		Statement stmt = conn.createStatement();
		
		//执行查询数据库操作,并返回查询的结果集
		ResultSet rs = stmt.executeQuery("select * from name");
		//将结果集表指针定位到第一条记录前
		rs.beforeFirst();
		//打印查询结果
		out.print("name表的数据如下:<br>");
		out.print("---------------------<br>");
		out.print("学号-----姓名-----性别<br>");
		out.print("---------------------<br>");
		int num;
		String name;
		String sex;
		while (rs.next()) {
			num = rs.getInt("id");
			name = rs.getString("name");
			sex = rs.getString("sex");
			out.print(num + "-----" + name + "-----" + sex);
			out.print("<br>");
		}
		stmt.close();
		conn.close();
	} catch (Exception e) {
		e.printStackTrace();
		out.println(e.getMessage());
	}
%>
</body>
</html>