ASP.NET操作MySql数据库的实例代码有哪些？

using MySql.Data.MySqlClient; 
using System; 
using System.Collections.Generic; 
using System.Data; 
using System.Linq; 
using System.Web; 
using System.Web.UI; 
using System.Web.UI.WebControls; 
public partial class Login : System.Web.UI.Page 
{ 
 public static class MySqlHelper 
 { 
  public static int ExecuteNonQuery(string connectionString, CommandType commandtype, string commandText) 
  { 
   return ExecuteNonQuery(connectionString, commandtype, commandText, null); 
  } 
  public static int ExecuteNonQuery(string connectionString, CommandType commandtype, string commandText, params MySqlParameter[] commandParameters) 
  { 
   if (string.IsNullOrEmpty(connectionString)) 
   { 
    throw new Exception("connectionString exception"); 
   } 
   int result = 0; 
   MySqlConnection con = null; 
   try 
   { 
    using (con = new MySqlConnection(connectionString)) 
    { 
     con.Open(); 
     MySqlCommand command = new MySqlCommand(commandText, con); 
     command.CommandType = commandtype; 
     result = command.ExecuteNonQuery(); 
    } 
    return result; 
   } 
   catch (Exception ex) 
   { 
    throw ex; 
   } 
   finally 
   { 
    if (con.State == ConnectionState.Open) 
    { 
     con.Close(); 
    } 
   } 
  } 
 } 
 protected void Page_Load(object sender, EventArgs e) 
 { 
  string connectionString = "server=localhost;uid=root;pwd=;database=zentaopro;"; 
  LogManage_SqlDate.WriteLog("connectionString=:" + connectionString); 
  string sql = "insert user(account) values('china2')"; 
  MySqlHelper.ExecuteNonQuery(connectionString, CommandType.Text, sql); 
  Console.Read(); 
 } 
}