(Dab)pages without incoming links from primary topic

SQL

/*
SELECT page_title FROM page
WHERE page_title NOT IN (select pl_title from pagelinks where pl_namespace = 0 and pl_from_namespace = 0)
AND page_is_redirect = 0 AND page_namespace = 0 AND page_title like "%\_(disambiguation)";
*/

/*
select page_title from page
where page_title like "%\_(disambiguation)" and page_namespace = 0 and page_is_redirect = 0
and page_id not in (select cl_from from categorylinks where cl_to = "All_disambiguation_pages")
limit 100;
*/

select page_title from page
where page_namespace = 0 and page_is_redirect = 1
and page_id in (select cl_from from categorylinks where cl_to in ("All_disambiguation_pages", "All_set_index_articles"));

SQL

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