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;  with deleted_cte as
(SELECT t.TagName AS tag, COUNT(q.Id) AS totalcount, COUNT(q.DeletionDate) AS deletedcount,
  ROUND(CAST(COUNT(q.DeletionDate) AS decimal)*100.0/(CAST(COUNT(q.Id) AS decimal)),2) AS percentage
FROM PostsWithDeleted q
  INNER JOIN PostTags pt ON q.Id = pt.PostId
  INNER JOIN Tags t ON pt.TagId = t.Id
WHERE q.PostTypeId=1
GROUP BY t.TagName
)

SELECT tag, totalcount, deletedcount, percentage
FROM deleted_cte
WHERE totalcount>=##num?5000##
ORDER BY percentage DESC

fork query

edited dec 4 19

created jan 24 19 Martin20528