What does .htaccess subdomain not inherit?

Question

Apache HTTP Server

Hello, dear users of the toaster =) The question is: what parameters, settings
does not inherit the .htaccess subdomain from the .htaccess main domain.
I searched all the search engines, I did not find detailed information, maybe someone here knows.

Answer 1

If the name of the city is in the 'name' field in the cities table, then

$query="SELECT a.*, b.name FROM `staff` as a LEFT JOIN `cities` as b ON a.city=b.id WHERE a.id>0";