<%@page import="java.sql.*"
import ="java.util.*"
import ="java.io.*"
contentType="text/html; charset=gb2312"
%>
<html>
<head>
<title>使用MYsql数据库</title>
<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
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<p align="center"><u><font size="5" face="华文新魏">使用JSP读取Mysql数据库</font></u></p>
<%!
String host="localhost"; //数据库主机
String database="pinghui"; //数据库名
String user="test"; //用户名
String pass=""; //口令
%><% java.sql.Connection sqlConn; //数据库连接对象
java.sql.Statement sqlStmt; //语句对象
java.sql.ResultSet sqlRst; //结果集对象
//登记JDBC驱动对象
Class.forName ("org.gjt.mm.mysql.Driver").newInstance ();
//连接数据库
sqlConn= java.sql.DriverManager.getConnection ("jdbc:mysql://" host "/" database,user,pass);
//创建语句对象
sqlStmt=sqlConn.createStatement (java.sql.ResultSet.TYPE_SCROLL_INSENSITIVE,java.sql.ResultSet.CONCUR_READ_ONLY);
//执行Sql语句
String sqlQuery="select count(*) from comment";
sqlRst=sqlStmt.executeQuery (sqlQuery);
sqlRst.next();
int count=sqlRst.getInt(1); //取得总的留言记录数
sqlQuery="select * from comment order by userid desc;";
sqlRst=sqlStmt.executeQuery (sqlQuery); //执行SQL语句
%>
总共有<%=count%>条留言
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