use arwiki_p;

select rev_user_text, count(*)

from revision

inner join page

on page_id = rev_page

where rev_timestamp like "2018%"

and page_is_redirect = 0

and page_title like "ترشيحات_ال"

and page_namespace = 4

group by rev_user_text

order by count(*) desc

limit 20;