Test - Quarry

SQL

USE commonswiki_p;
SELECT CONCAT('[[:File:',p1.page_title,']]') AS page_title
FROM page p1
JOIN categorylinks cl1 ON cl1.cl_from = page_id AND cl1.cl_to='Images_from_Wiki_Loves_Folklore_2020' 
LEFT OUTER JOIN categorylinks
ON cl_from = p1.page_id
LEFT JOIN page p2
ON cl_to = p2.page_title AND p2.page_namespace = 14
LEFT JOIN page_props
ON p2.page_id = pp_page AND pp_propname = 'hiddencat'
WHERE p1.page_namespace = 6
AND p1.page_is_redirect = 0
AND p1.page_title NOT LIKE '%/%'
AND p1.page_title NOT LIKE 'Lista_planetoid%'
GROUP BY p1.page_title
HAVING COUNT(cl_from)-COUNT(pp_propname) = 0;
limit 50
SQL

Checking query status...
