Core enwp finder nonperformant

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

SQL

SET @ARTICLE_SPACE = 0;

# this finds cycles of 3 articles
select p1.page_title as 'page_1', p2.page_title as 'page_2'
from page as p1
join page as p2 
  on p2.page_title in (select pl_title from pagelinks where pl_from=p1.page_id and pl_from not in (select pp_page from page_props where pp_propname="disambiguation")) 
  and p1.page_title != p2.page_title
and p2.page_namespace = @ARTICLE_SPACE
and p1.page_title = 'Philosophy'
and p1.page_id != p2.page_id

limit 10000;

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