$query = "
SELECT `user_add`
FROM `users`, `tab1`, `tab2`, `tab3`, `tab4`
WHERE `time_add` >= $time_start AND `time_add` <= $time_end
"; $query = "
SELECT `user_add`
FROM `users`, `tab1`, `tab2`, `tab3`, `tab4`
WHERE `time_add` >= $time_start AND `time_add` <= $time_end
";