redirect using htaccess, if a url contains query string

Question

I want to do permanent redirect using htaccess. For eg :- I want to redirect /modules/pages/?pageid=7 to http://www.xxx.com/aaa/.

This is what i have done Redirect permanent /modules/pages/?pageid=7 http://www.xxx.com/aaa/ but it gives me 404 error.

Answer 1

Try in you .htaccess, placing this above your wordpress rules (just under RewriteEngine On:

RewriteCond %{QUERY_STRING} ^pageid=7$
RewriteRule ^modules/pages/$ http://www.xxx.com/aaa/ [R=301,L]

Mod_alias's Redirect won't match against query strings.