HomeController.cs

public ActionResult Index()
{
    DataSet ds = new DataSet();

    // create the outer table that has a relation
    // to the child table "product"
    DataTable dtReport = new DataTable("report");
    dtReport.Columns.Add("report_id", 
        Type.GetType("System.Int32"));
    dtReport.Rows.Add(new object[] { 0 });
    ds.Tables.Add(dtReport);

    // create a table "products"
    DataTable dtProduct = new DataTable("product");

    dtProduct.Columns.Add(new DataColumn("report_id", 
        Type.GetType("System.Int32")));
    dtProduct.Columns.Add(new DataColumn("Product_ID", 
        Type.GetType("System.Int32")));
    dtProduct.Columns.Add(new DataColumn("Product_Name", 
        Type.GetType("System.String")));
    dtProduct.Columns.Add(new DataColumn("product_Price", 
        Type.GetType("System.Int32")));

    dtProduct.Rows.Add(new object[] { 0, 1, "Product 1", 1000 });
    dtProduct.Rows.Add(new object[] { 0, 2, "Product 2", 2000 });
    dtProduct.Rows.Add(new object[] { 0, 3, "Product 3", 3000 });

    ds.Tables.Add(dtProduct);

    // create the relation
    ds.Relations.Add(new DataRelation("relation1", 
        dtReport.Columns["report_id"], 
        dtProduct.Columns["report_id"], false));

    // fill the ViewBag and return the view
    ViewBag.dataSet = ds;
    return View();
}