Untitled query #24631

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

SQL

USE commonswiki_p;
SELECT *
FROM categorylinks AS super
JOIN page AS page_super ON page_super.page_id = super.cl_from
JOIN categorylinks AS sub ON sub.cl_to = page_super.page_title
JOIN page AS page_sub ON page_sub.page_id = sub.cl_from
JOIN categorylinks AS files ON files.cl_to = page_sub.page_title
WHERE super.cl_to = 'Ships_by_IMO_number'
AND super.cl_type = 'subcat'
AND sub.cl_type = 'subcat'
AND files.cl_type = 'file'
LIMIT 1;

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