ReadText();
            System.Diagnostics.Stopwatch swatch = new System.Diagnostics.Stopwatch(); 
            swatch.Start();
            this.Cursor = Cursors.WaitCursor;
       
            try{
               
            progressBar1.Minimum = 0;
            progressBar1.Maximum = 100;
            
            progressBar1.Visible = true;
            {
              progressBar1.Value = progressBar1.Minimum;
              System.Threading.Thread.Sleep(1);
             
            }
            
          

            using (SqlConnection connect = new SqlConnection(@"Server=" + textBox1.Text + ";Database=test;User Id=" + textBox2.Text + ";Password=" + textBox3.Text + ";"))
            {
                connect.Open();

                SqlCommand command = new SqlCommand(sql1, connect);
                command.CommandTimeout = 999;
                command.ExecuteNonQuery();
                {
                    progressBar1.Value = 30;
                    System.Threading.Thread.Sleep(1);
                }
              
                SqlCommand command2 = new SqlCommand(sql2, connect);
                command2.CommandTimeout = 999;
                command2.ExecuteNonQuery();
                {
                    progressBar1.Value = 70;
                    System.Threading.Thread.Sleep(1);
                }
                
                ProcessStartInfo psi;
                psi = new ProcessStartInfo("cmd", @"/c команда в cmd");
                psi.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
                Process.Start(psi).WaitForExit();
               
                            }
            
             swatch.Stop();
             TimeSpan ts = swatch.Elapsed;
             string elapsedTime = String.Format("{0:00}:{1:00}:{2:00}", ts.Hours, ts.Minutes, ts.Seconds);
                 progressBar1.Value = progressBar1.Maximum;
                 System.Threading.Thread.Sleep(1);
             
             
             
            MessageBox.Show(
 Затраченное время:" + elapsedTime + "",
"Выполнено",
MessageBoxButtons.OK,
MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1);
          
           
        }
             catch{
                MessageBox.Show(
      "Проверьте параметры подключения к SQL-серверу",
      "Внимание",
      MessageBoxButtons.OK,
      MessageBoxIcon.Error,
      MessageBoxDefaultButton.Button1);
         }
           finally
{
            progressBar2.Style = ProgressBarStyle.Continuous;
            progressBar2.MarqueeAnimationSpeed = 0;
            this.Cursor = Cursors.Default;
            progressBar2.Visible = false;
            progressBar1.Visible = false;
}
        }