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| , influence AS ( | |
| SELECT user_id | |
| , recruit_score | |
| , share_score | |
| , days_share_score | |
| , channel_share_score | |
| , NTILE(100) OVER (ORDER BY recruit_score DESC, share_score DESC, days_share_score DESC, channel_share_score DESC) | |
| FROM ( | |
| SELECT a.user_id | |
| -- , COUNT(DISTINCT a.item_name) AS item | |
| , SUM(c.recruits)*COUNT(DISTINCT c.item_name) AS recruit_score | |
| , COUNT(DISTINCT b.item_name)*COUNT(DISTINCT c.item_name) AS share_score | |
| , SUM(b.days_shared)/COUNT(DISTINCT b.item_name)*COUNT(DISTINCT c.item_name) AS days_share_score | |
| , SUM(channels_shared)/COUNT(DISTINCT b.item_name)*COUNT(DISTINCT c.item_name)::FLOAT AS channel_share_score | |
| FROM action a | |
| LEFT JOIN shares b ON a.user_id = b.user_id AND a.item_name = b.item_name | |
| LEFT JOIN recruits c ON a.user_id = c.user_id AND a.item_name = c.item_name | |
| WHERE c.recruits > 0 | |
| GROUP BY 1 ) | |
| GROUP BY 1, 2, 3, 4, 5 | |
| ORDER BY 2 DESC, 3 DESC, 4 DESC, 5 DESC | |
| ) | |
| SELECT a.ntile | |
| , COUNT(DISTINCT a.user_id) AS users | |
| FROM influence a | |
| GROUP BY 1 | |
| ORDER BY 1; |
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