Change the url display in which query string used
<p>when i click on gridview hyperlink field the next page open and the url is <a href="https://www.example.com//forumtopic.aspx?CategoryId=1" rel="nofollow">https://www.example.com//forumtopic.aspx?CategoryId=1</a> but i want to display the url as <a href="https://www.example.com//Forum/Maths" rel="nofollow">https://www.example.com//Forum/Maths</a> where maths is the value of category id 1.
please explain clearly and also tell what value we give in navigate url in gridview hyperlink field.......</p>
