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using MySql.Data.MySqlClient;
public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        string myConnectionString = "Database=test;Data Source=localhost;User Id=root;Password=admin";
        MySqlConnection mycn = new MySqlConnection(myConnectionString);
       
        try
        {
            mycn.Open();
            Response.Write("<mce:script type="text/javascript"><!--
alert('Á¬½Ó³É¹¦')
// --></mce:script>");
        }
        catch (Exception ex)
        {
            Response.Write("<mce:script type="text/javascript"><!--
alert(" ex.ToString() ")
// --></mce:script>");
        }
    }
}
Ò²¿ÉÒÔÅäÖÃapp.config (web.config):
<appSettings>
    <add key="Con" value="Provider=MySQLProv;Data Source=test;User Id=root;Password=admin;pooling=false;CharSet=utf8;port=3306"/>
</appSettings>
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string connStr = "server=localhost;user id=root; password=; database=aa; pooling=false";//
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MySqlConnection conn = new MySqlConnection( connStr );//¹¹ÔìÊý¾Ý¿âÁ¬½Ó
try
{
conn.Open();//´ò¿ªÁ¬½Ó
MySqlCommand cmd = new MySqlCommand("select * from list",conn);//¹¹Ôì²éѯÃüÁî
this.DataGrid1.DataSource=cmd.ExecuteReader();//Ö´Ðвéѯ£¬·µ»ØÒ»¸öDataReader£¬ÉèÖÃDataGrid1µÄÊý¾ÝԴΪ¸ÃDataReader


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