C# การ Add Join DataTable ใน DataSource Wizard แบบบ้าน ๆ

public partial class Form2 : Form
    {
        public Form2()
        {
            InitializeComponent();
        }

        private void Form2_Load(object sender, EventArgs e)
        {
            // TODO: This line of code loads data into the 'postCodeDataSet.DataTable1' table. You can move, or remove it, as needed.
            this.dataTable1TableAdapter.Fill(this.postCodeDataSet.DataTable1);
        }
    }