protected void Button2_Click(object sender, EventArgs e)
{
DataView dataView = (DataView)MyDataSource.Select(DataSourceSelectArguments.Empty);
DataTable table = dataView.ToTable();
TextBox1.Text = table.Rows[0].ItemArray[1].ToString();
TextBox2.Text = table.Rows[0].ItemArray[2].ToString();
TextBox3.Text = table.Rows[0].ItemArray[3].ToString();
TextBox4.Text = table.Rows[0].ItemArray[5].ToString();
TextBox5.Text = table.Rows[0].ItemArray[4].ToString();
TextBox6.Text = table.Rows[0].ItemArray[6].ToString();
}