ASP.NET操作MySql数据库的实例代码讲解

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(); 
  } 
}