Fork of #/users w/any edits in 2023 by Cryptic
This query is marked as a draft This query has been published by WhatamIdoing.

SQL

AخA
 
WITH users_with_edits(uwe_id) AS
(
  SELECT user_id
  FROM user
  WHERE user_editcount >= 1
)
SELECT COUNT(*)
FROM users_with_edits
WHERE EXISTS
  (SELECT 1
   FROM revision_userindex
   JOIN actor_revision ON actor_id = rev_actor
   WHERE rev_timestamp LIKE '2009%'
     AND actor_user = uwe_id
   LIMIT 1)
  OR EXISTS
  (SELECT 1
   FROM archive_userindex
   JOIN actor_archive ON actor_id = ar_actor
   WHERE ar_timestamp LIKE '2009%'
     AND actor_user = uwe_id
   LIMIT 1);
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