Build a DataSet : DataSet « ADO.net Database « ASP.Net

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ASP.Net » ADO.net Database » DataSet 
Build a DataSet


<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="TestDataSet" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
    <title>Using a DataSet</title>
</head>
<body>
   <form id="form1" runat="server">
   <div id="container">
      <asp:GridView id="grdProducts" runat="server" /> 
      <hr />
      <asp:GridView id="grdCustomer" runat="server" />      

   </div>
   </form>
</body>
</html>

File: Default.aspx.cs

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class TestDataSet : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
      DataSet ds = new DataSet();
      ds.Tables.AddMakeCustomerData() );
      ds.Tables.AddMakeProductData() );
      ds.Tables[1].TableName = "Products";
 

      grdCustomer.DataSource = ds.Tables[0].DefaultView;
      grdCustomer.DataBind();

      grdProducts.DataSource = ds.Tables["Products"].DefaultView;
      grdProducts.DataBind();
    }


    private DataTable MakeCustomerData()
    {
       DataTable table = new DataTable();

       DataColumn idCol = new DataColumn();
       idCol.ColumnName = "Id";
       idCol.DataType = typeof(Int32);
       idCol.AllowDBNull = false;
       idCol.Unique = true;
       idCol.AutoIncrement = true;

       DataColumn firstNameCol = new DataColumn("FirstName", typeof(string));
       DataColumn lastNameCol = new DataColumn("LastName", typeof(string));
       DataColumn phoneCol = new DataColumn("Phone", typeof(string));

       table.Columns.Add(idCol);
       table.Columns.Add(firstNameCol);
       table.Columns.Add(lastNameCol);
       table.Columns.Add(phoneCol);

       DataRow r1 = table.NewRow();
       r1[1"A";
       r1[2"a";
       r1[3"123-4567";
       table.Rows.Add(r1);

       DataRow r2 = table.NewRow();
       r2["FirstName""B";
       r2["LastName""b";
       r2["Phone""111-1111";
       table.Rows.Add(r2);

       DataRow r3 = table.NewRow();
       r3["FirstName""C";
       r3["LastName""c";
       r3["Phone""222-2222";
       table.Rows.Add(r3);

       DataRow r4 = table.NewRow();
       r4["FirstName""D";
       r4["LastName""d";
       r4["Phone""333-3333";
       table.Rows.Add(r4);

       return table;
    }


    private DataTable MakeProductData()
    {
       DataTable table = new DataTable();

       DataColumn idCol = new DataColumn();
       idCol.ColumnName = "Id";
       idCol.DataType = typeof(Int32);
       idCol.AllowDBNull = false;
       idCol.Unique = true;
       idCol.AutoIncrement = true;

       DataColumn nameCol = new DataColumn("Name", typeof(string));
       DataColumn priceCol = new DataColumn("Price", typeof(double));

       table.Columns.Add(idCol);
       table.Columns.Add(nameCol);
       table.Columns.Add(priceCol);

       DataRow r1 = table.NewRow();
       r1[1"Book";
       r1[249.99;
       table.Rows.Add(r1);

       DataRow r2 = table.NewRow();
       r2[1"Apple";
       r2[20.99;
       table.Rows.Add(r2);

       return table;
    }
}

 
Related examples in the same category
1. Loop through data in Sql Server by DataSet
2. Loop through DataSet
3. Get query result from DataSet
4. Load Table from DataSet
5. Create DataSet pragmatically
6. Build a DataSet with relationship
7. Output the content of a DataSet as XML
8. Finding a Particular Row in a DataSet
9. Converting XML to DataSet and Vice versa
10. Converting XML to DataSet and Vice versa (VB)
11. Programmatically creating a DataSet object
12. DataSet Serialization and Deserialization using Binary Format
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