<%@page language="java" contentType="text/html; charset=utf-8" pageEncoding="UTF-8"%>
<%@ page import="java.sql.Connection" %>
<%@ page import="java.sql.DriverManager" %>
<%@ page import="java.sql.SQLException" %>
<%@ page import="java.sql.Statement" %>
<%@ page import="java.sql.PreparedStatement" %>
<%@ page import="java.sql.ResultSet" %>
mysql测试
mysql测试 看到以下信息说明mysql连接正常
<%
//此进行连接数据库
String url="jdbc:mysql://127.0.0.1:3306/test"; //test为数据库名称
String dbuser="root"; //数据库账户
String dbpwd="root"; //数据库密码
try
{
Class.forName("com.mysql.jdbc.Driver"); //加载驱动 JspStudy
}
catch (ClassNotFoundException e)
{
e.printStackTrace();
}
//取得数据库连接conn JspStudy
Connection conn=DriverManager.getConnection(url, dbuser, dbpwd);;
PreparedStatement ps=null;
ResultSet rs=null;
String username="";
String pwd="";
String name="";
try
{
String sql="select id,username,password,name from users";
ps = conn.prepareStatement(sql);
rs = ps.executeQuery();
while(rs.next())
{
username=rs.getString(2);
pwd=rs.getString(3);
name=rs.getString(4);
out.println("账户:"+username+" 密码："+pwd+" 姓名:"+name+"
");
}
}
catch (SQLException e)
{
e.printStackTrace();
}
finally
{
try
{
if(rs!=null)
rs.close();
}
catch (SQLException e)
{
e.printStackTrace();
}
finally
{
try
{
if(ps!=null)
ps.close();
}
catch (SQLException e)
{
e.printStackTrace();
}
finally
{
try
{
if(conn!=null)
conn.close();
}
catch (SQLException e)
{
e.printStackTrace();
}
}
}
}
%>