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

SQL

AخA
 
SELECT COUNT(*)
FROM categorylinks
INNER JOIN page dst ON categorylinks.cl_from = dst.page_id
INNER JOIN redirect ON redirect.rd_title = dst.page_title
INNER JOIN page src ON src.page_id = redirect.rd_from
WHERE categorylinks.cl_to = "Taxon_authorities"
AND dst.page_namespace = 0
AND redirect.rd_namespace = 0
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