This query is marked as a draft This query has been published by Zdzislaw.

SQL

AخA
 
use plwikisource_p;
SELECT SUBSTRING(page_title, 1, LOCATE('/', page_title)) AS title, COUNT(*) AS subpage_count
FROM page
WHERE page_title LIKE '%/%' AND page_namespace = 0 AND page_is_redirect = 0
GROUP BY title
HAVING subpage_count > 500
ORDER BY subpage_count DESC
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