Вывод данных из DataTable в базу данных SQL Server 2005

         SqlConnection sc = new SqlConnection();
 
            sc.ConnectionString = @"Data Source=SRV;Initial Catalog=my_Table; Persist Security Info=True;User ID=adm;Password=1121;";
 
            SqlCommand cmd = new SqlCommand();
 
            cmd.Connection = sc;
            cmd.CommandText = "SELECT * from my_Table";
 
            DataTable table = new DataTable();
 
            SqlDataAdapter sda = new SqlDataAdapter(cmd);
 
            sda.Fill(table);
 
            dataGrid1.ItemsSource = table.DefaultView;

string dbConnectionString = @"Data Source=SRV;Initial Catalog=datatable;Persist Security Info=True;User ID=adm;Password=1121;";
            SqlConnection con = new SqlConnection(dbConnectionString);
            try
            {
                con.Open();
                for (int i = 0; i < table.Rows.Count; i++)
                {
                    string Query = "insert into new_table (id,okud,year,period,version,okpo,okato,name,leader_fio,responsible_post,responsible_fio,phone) values('" + this.dt.Rows[i][0] + "','" + this.dt.Rows[i][1] + "','" + this.dt.Rows[i][2] + "','" + this.dt.Rows[i][3] + "','" + this.dt.Rows[i][4] + "','" + this.dt.Rows[i][5] + "','" + this.dt.Rows[i][6] + "','" + this.dt.Rows[i][7] + "','" + this.dt.Rows[i][8] + "','" + this.dt.Rows[i][9] + "','" + this.dt.Rows[i][10] + "','" + this.dt.Rows[i][11] + "')";
                    SqlCommand cmd = new SqlCommand(Query, con);
                    cmd.ExecuteNonQuery();
                }
                System.Windows.Forms.MessageBox.Show("saved");
                con.Close();
            }
            catch (Exception ex)
            {
                System.Windows.Forms.MessageBox.Show(ex.Message);
            }
 
        }