ASP.NET操作MySql數據庫的實例代碼講解

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(); 
 } 
}