PHP & MySQL url rewriting question

[abutre]

Can I rewrite a url by using the value \[code\]6\[/code\] from \[code\]?cat\[/code\] for example, and checking my MySQL database for the value \[code\]6\[/code\] category name \[code\]html\[/code\] using PHP & MySQL if so how? Current url.\[code\]http://localhost/index.php?cat=6&sub1=8&sub2=24&sub3=81\[/code\]New search friendly URL displayed in browser. \[code\]http://localhost/html/basics/forms/select-tag/\[/code\]