fetchind data by ajax

hi onkar , you can clear  what you want,after get data from database where you show like datalist or DataGridview. Suppose may be you want  show the data on dataGridview.You add  datagridview in update panel and sql query add in update panel. suppose one click button show the data on datagridview.

a snippet code mention below how can add control in update panel

 "UpdatePanel1" runat="server">                              
                 
UpdatePanel
                 //sql query here 
datagridview.datasource=data;
datagridview.databind();
 
                      

for more information try this msdn link