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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
<!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 runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:GridView ID="GridView1" runat="server" Height="400px" Width="400px">
</asp:GridView>
</div>
</form>
</body>
</html>
File: Default.aspx.cs
using System;
using System.Data;
using System.Data.SqlClient;
using System.Web.Caching;
using System.Configuration;
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 _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Response.Write("Page created: " + DateTime.Now.ToLongTimeString());
string connStr = ConfigurationManager.ConnectionStrings["AppConnectionString1"].ConnectionString;
SqlDependency.Start(connStr);
SqlConnection connection = new SqlConnection(connStr);
SqlCommand command = new SqlCommand("Select * FROM Customers", connection);
SqlCacheDependency depends = new SqlCacheDependency(command);
connection.Open();
GridView1.DataSource = command.ExecuteReader();
GridView1.DataBind();
connection.Close();
Response.AddCacheDependency(depends);
}
}
File: Web.config
<?xml version="1.0"?>
<configuration>
<appSettings/>
<connectionStrings>
<add name="AppConnectionString1" connectionString="Data Source=.\SQLEXPRESS;User ID=wrox;Password=wrox1*c;Database=Northwind;Persist Security Info=False" providerName="System.Data.SqlClient"/>
</connectionStrings>
<system.web>
<compilation debug="true" strict="false" explicit="true"/>
<pages>
<namespaces>
<clear/>
<add namespace="System"/>
<add namespace="System.Collections"/>
<add namespace="System.Collections.Specialized"/>
<add namespace="System.Configuration"/>
<add namespace="System.Text"/>
<add namespace="System.Text.RegularExpressions"/>
<add namespace="System.Web"/>
<add namespace="System.Web.Caching"/>
<add namespace="System.Web.SessionState"/>
<add namespace="System.Web.Security"/>
<add namespace="System.Web.Profile"/>
<add namespace="System.Web.UI"/>
<add namespace="System.Web.UI.WebControls"/>
<add namespace="System.Web.UI.WebControls.WebParts"/>
<add namespace="System.Web.UI.HtmlControls"/>
</namespaces>
</pages>
<authentication mode="Windows"/>
</system.web>
</configuration>
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