c# ile sqlden veri silme

 private void Form1_Load(object sender, EventArgs e)
        {

        }
        SqlConnection baglan = new SqlConnection("server=TANJU-TANJU; database=NORTHWND; Integrated Security=True");

        private void button1_Click(object sender, EventArgs e)
        {
            SqlCommand cmd = new SqlCommand("delete from Region where RegionID=1", baglan);
            baglan.Open();
            int sonuc = cmd.ExecuteNonQuery();
            baglan.Close();
            if (sonuc > 0)
            {
                MessageBox.Show("çalısan siliindi koc");
            }
        }