#namespace root

$db = {
    host => '', 
    user => '',
    password => 1234,
    A => 5,
};

$NS::db = {
    host => 'host.com',
    user => 'user',
    password => 5678,
    A => 7,
};

$inner = {a => 1, b => 2};

if ($inner) {
    $inner = {c => 3, d => 4};
}

#include 'db.conf'