这是代码。我希望它更新这个使用 0 和 koffekeys,一些它无法查找 val..
string Query = "UPDATE `users.db`.`userslogged` SET `uses`='0' WHERE `koffekeys`='@val'";
string constring = "server=127.0.0.1;User Id=root;password=******;Persist Security Info=True;database=users";
MySqlConnection conDatabase = new MySqlConnection(constring);
MySqlCommand cmdDataBase = new MySqlCommand(Query, conDatabase);
cmdDataBase.Parameters.AddWithValue("@val", this.textBox1.Text);
conDatabase.Open();
cmdDataBase.ExecuteNonQuery();
conDatabase.Close();
}