Untitled query #81683

SQL

USE ruwiki_p;

SELECT
  CONCAT('[[Категория:', categorylinks.cl_to, ']]') AS category,
  COUNT(DISTINCT categorylinks.cl_from) AS article_count
FROM
  categorylinks
LEFT JOIN page ON categorylinks.cl_from = page_id
LEFT JOIN categorylinks AS talk_cl ON categorylinks.cl_from = talk_cl.cl_from AND talk_cl.cl_to = CONCAT('Обсуждение:', categorylinks.cl_to)
LEFT JOIN templatelinks AS talk_tl ON talk_cl.cl_from = talk_tl.tl_from
WHERE
  categorylinks.cl_to LIKE 'Статьи_проекта_%'
  AND page_namespace = 0
  AND talk_tl.tl_namespace = 10
  AND talk_tl.tl_title = 'К удалению'
  AND NOT (
    categorylinks.cl_to LIKE '%важности'
    OR categorylinks.cl_to LIKE '%уровня'
    OR categorylinks.cl_to LIKE '%по_уровню'
  )
GROUP BY
  categorylinks.cl_to
HAVING
  COUNT(DISTINCT categorylinks.cl_from) BETWEEN 0 AND 50;
SQL

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