This article will give you a overview how can we use a asp:gridview completely and how to use RowEditing, RowUpdating, RowDeleting, RowCommand, RowDataBound, RowCancelingEdit and Pagination in datagrid. From this article you will have a clear view of gridview data insert, delete and update.
Here is the full description and code of that article http://www.codeproject.com/KB/webforms/Editable_GridView.aspx



wow
its very use ful thanks