Top 100 utenti più gentili

Query che identifica gli utenti che negli ultimi due anni hanno compiuto più azioni di ringraziamento su it.wikipedia.org.

SQL

SELECT
    COUNT(log_id) AS counter,
    user_name,
    user_editcount,
    GROUP_CONCAT(DISTINCT ug_group SEPARATOR ", ")
FROM logging log
JOIN user us
  ON log.log_user = us.user_id
JOIN user_groups ug
  ON log.log_user = ug.ug_user
  AND ug.ug_user NOT IN
  (SELECT DISTINCT user_groups.ug_user
   FROM user_groups
   WHERE ug_group = 'sysop'
   OR ug_group = 'rollbacker'
  )
WHERE log.log_type = 'patrol'
AND log.log_action = 'patrol'
AND log.log_timestamp > ( NOW() - INTERVAL 24 MONTH )
AND ( log.log_params LIKE '%"6::auto";i:0%'
OR    log.log_params LIKE '%\n0' /* not autopatrolled */ )
GROUP BY user_name
ORDER BY counter DESC
LIMIT 50;

SQL

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