Fork of Number of participants in Commons:Photo_challenge grouped by number of edits and year by Jarekt
This query is marked as a draft This query has been published by Jarekt.

SQL

AخA
 
use commonswiki_p;
SELECT editcount,  count(user_name)
FROM (
  SELECT user_name, floor(log10(user_editcount)) as editcount
  FROM user 
  group by user_name
) sub
group by editcount
order by editcount
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