Fork of SELECT * FROM ukwikibooks_p.category by Ilya
This query is marked as a draft This query has been published by Ilya.

SQL

x
 
USE ukwikibooks_p;
SELECT 
    cl_to, 
    count(1) as children
FROM categorylinks 
WHERE 
    NOT EXISTS (
      SELECT 1 FROM page
      WHERE page_title = cl_to
    )
GROUP BY cl_to
ORDER BY children
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