ASP.NET連接MySQL的簡單實(shí)現(xiàn)
ASP.NET連接MySQL中用到的connector/net5.0下載地址:http://dev.mysql.com/get/Downloads/Connector-Net/mysql-connector-net-5.0.6.zip/from/pick
安裝好以后,點(diǎn)屬性,然后點(diǎn)查找目標(biāo),點(diǎn)向上一層目錄,找到Binaries\.NET 2.0,然后將這個(gè)文件復(fù)制到你的工程目錄下,一般這樣的DLL文件會(huì)保存到bin目錄下.
在代碼頁里輸入using Mysql.Data.MysqlClient;然后再在Page_Load函數(shù)里寫MysqlConnection,在單詞寫到一半時(shí)提示就出來了,下面的就不用寫了吧?都已經(jīng)出現(xiàn)”代碼智能完成了”,隨便寫一段代碼試試就可以了,和Sqlserver完全相似。
下面提供兩段ASP.NET連接MySQL代碼供參考,一個(gè)代碼頁,一個(gè)是HTML頁:
default2.aspx.cs下的代碼:
- using System;
- using System.Data;
- using System.Configuration;
- using System.Collections;
- using System.Web;
- using System.Web.Security;
- using System.Web.UI;
- using System.Web.UI.WebControls;
- using System.Web.UI.WebControls.WebParts;
- using System.Web.UI.HtmlControls;
- using MySql.Data.MySqlClient;
- public partial class Default2 : System.Web.UI.Page
- {
- protected void Page_Load(object sender, EventArgs e)
- {
- string query = "select * from guestbook";
- MySqlConnection myConnection = new MySqlConnection("server=localhost;user id=root;password=;database=guestbook");
- MySqlCommand myCommand=new MySqlCommand(query,myConnection);
- myConnection.Open();
- myCommand.ExecuteNonQuery();
- MySqlDataReader myDataReader = myCommand.ExecuteReader();
- string bookres="";
- while (myDataReader.Read()==true)
- {
- bookres+=myDataReader["id"];
- bookres+=myDataReader["user"];
- bookres += myDataReader["pass"];
- }
- myDataReader.Close();
- myConnection.Close();
- lb1.Text = bookres;
- }
- }
default2.aspx下的代碼
- <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml" >
- <head runat="server">
- <title>無標(biāo)題頁</title>
- </head>
- <body>
- <asp:label ID=lb1 runat=server/>
- <form id="form1" runat="server">
- <div>
- </div>
- </form>
- </body>
- </html>
以上結(jié)果在visual web Developer2005(速成版)下測(cè)試通過!相信在visual studio 2005中也可以通過!
connector/NET 5.0下載地址:http://dev.mysql.com/downloads/connector/net/5.0.html
visual web Developer2005(速成版)可以在微軟學(xué)生中心下載到!
在做項(xiàng)目前需要把MySQLconnector/net 5.0裝上,然后到安裝目錄中找到MySql.Data.dll,將此文件拷貝到項(xiàng)目的bin目錄下然后將using MySql.Data.MySqlClient; 這句紅色的語句寫到using那幾行的下面。就可以了!
ASP.NET連接MySQL快速上手的正確的做法是將以前寫的SQLserver 代碼改寫成MySQL的,而改寫的部分也很少,因?yàn)槎吒袷綆缀跻粯?當(dāng)然這么便利的接口要?dú)w功于MySQL的官方了。
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