This query is marked as a draft This query has been published by UOzurumba (WMF).

SQL

AخA
 
SELECT 
    rc.rc_lang AS Wikipedia,
    COUNT(DISTINCT u.user_id) AS Total_Content_Translation_Users
FROM 
    user u
JOIN 
    actor a ON u.user_id = a.actor_user
JOIN 
    change_tag ct ON ct.ct_actor = a.actor_id
JOIN 
    change_tag_def ctd ON ct.ct_tag_id = ctd.ctd_id
JOIN 
    recentchanges rc ON ct.ct_rc_id = rc.rc_id
WHERE 
    ctd.ctd_name = 'contenttranslation'
    AND u.user_registration >= '2015-01-01'
GROUP BY 
    rc.rc_lang
ORDER BY 
    Total_Content_Translation_Users DESC
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