top 5 editors across a rolling 3-month period.

This query is marked as a draft This query has been published by Bhargavi Vyshnavi.

Identify the top 5 editors by total edits over each rolling 3-month period by number of edits on any wiki (te, hi etc.)

SQL

WITH total_edits AS(
  	SELECT 
  		rev_actor,
  		COUNT(DISTINCT rev_id) AS edit_count
  FROM revision
  WHERE rev_timestamp >= DATE_SUB(CURRENT_DATE(), INTERVAL 2 MONTH)
  GROUP BY rev_actor
),

average AS(
  SELECT 
  	ROUND(AVG(edit_count), 0) AS average_edits
  FROM total_edits
)

SELECT
	t.rev_actor,
    CONCAT(ROUND(((t.edit_count - a.average_edits) / a.average_edits) * 100 , 2), '%') AS percentage
FROM total_edits t, average a
ORDER BY t.edit_count DESC
LIMIT 5;

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