DataGrid komponens használata

      SqlConnection connection = new SqlConnection("Data Source="+textBox1.Text+";uid="+textBox2.Text+";password="+textBox3.Text+";initial catalog=Northwind;Connect Timeout=3");
      connection.Open();

      SqlDataAdapter da = new SqlDataAdapter("select * from customers", connection);

      DataSet ds = new DataSet();        
      da.Fill(ds);

      dataGrid1.DataSource = ds.Tables[0].DefaultView;