Question

• i have an asp page in which i write C# code for taking data from one
  table and update the another table.
• now i want to countinously check one level in first level if reaches
  to throuseld than i want to update another table

so i use ajax timer control

the code is given

<asp:Timer ID="Timer1" runat="server" ontick="Timer1_Tick" Interval="10000" > 
  <!--we have to put 24*60*60*1000=86400000 milli-seconds for one day-->
</asp:Timer>

<asp:ScriptManager ID="ScriptManager1" runat="server">

</asp:ScriptManager></pre>

• i have write c# code for updating database in timer tick event i is
  working okk

• now if a user transfer from this page to another page than the timer
  will not work and database will not update

what to do?

Answer 1

When you want to execute code on the server without involving the client, you shouldn’t use ajax or any other client triggered approach.

Start a server side timer or background thread in global.asax to do your work.