TOP reviewers pl 2019

SQL

USE plwiki_p;

-- Re-format wikitable: `(\d+)\.0\|\|(\S[^|]+)`
-- Replace: `$1 || [[User:$2|$2]] `
SET @row_num = 0; 

SELECT @row_num:= @row_num + 1 as number, actor_name, review_count, review_count_i
FROM
(
  SELECT actor_name, review_count, review_count_i
  FROM
  (
    SELECT log_actor, review_count, IFNULL(review_count_i, 0) as review_count_i
    FROM
    (
      SELECT count(*) as review_count, log_actor
      FROM logging 
      WHERE log_type = 'review' AND log_action = 'approve'
      AND log_timestamp >= 20190101000000
      AND log_timestamp <= 20191231235959
      GROUP BY log_actor
    ) r_next
    LEFT JOIN
    (
      SELECT count(*) as review_count_i, log_actor as log_actor_i
      FROM logging 
      WHERE log_type = 'review' AND log_action = 'approve-i'
      AND log_timestamp >= 20190101000000
      AND log_timestamp <= 20191231235959
      GROUP BY log_actor
    ) r_initial ON log_actor_i = log_actor
  ) rjoined
  LEFT JOIN actor a ON actor_id = log_actor
) top_reviewers
ORDER BY review_count DESC
SQL

Checking query status...
