mod_rewrite php mysql

Question

I\'m really new at mod_rewrite and i have been trying to figure this out but really stuck. p Here is my issue.

I have a page http://example.com/user/?s=81 ?s=81 is

Answer 1

To my knowledge you can not query databases with mod_rewrite.

how about putting a PHP-script to /user/?s=81, that looks up the user's name in the db and then relocates the user to $url = "/$username"; see PHP's header function passing "Location: $url" to it.