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

SQL

AخA
 
USE fawiki_p;
SELECT COUNT(DISTINCT(page_title))
FROM pagelinks JOIN page
WHERE page_is_redirect=1
AND page_namespace=0
AND page_id IN (
SELECT rd_from
FROM redirect
WHERE rd_namespace=0
AND rd_title IN (
  SELECT page_title
  FROM page
  WHERE page_id IN (
    SELECT pp_page
    FROM page_props
    WHERE pp_propname = 'disambiguation')
  )
  )
  AND pl_from IN (
  SELECT page_id
  FROM page
  WHERE page_is_redirect=0)
  AND pl_title=page_title
  AND pl_namespace = 0
  AND pl_from_namespace=0;
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