private void FormOrderView_Load(object sender, EventArgs e) { string sql = "select \"nomer\", \"data_order\" from \"Order\" where \"pk_order\" = " + orderId; Npgsql.NpgsqlDataReader reader = new Npgsql.NpgsqlCommand(sql, connection).ExecuteReader(); reader.Read(); num = reader.GetString(0); date = reader.GetDateTime(1); reader.Close(); label1.Text = "Приказ №" + num + " от " + date.ToString("dd-MM-yyyy"); switch (orderType) { case "Приём": LoadHireOrder(); break; case "Увольнение": LoadFireOrder(); break; case "Перевод": LoadMoveOrder(); break; } }