adh004.sql

WITH filtered_uniques AS (
  SELECT
    user_id,
    COUNT(event.placement_id) AS frequency
  FROM adh.cm_dt_impressions
  WHERE user_id != '0'
    AND event.advertiser_id IN UNNEST(@advertiser_ids)
    AND event.campaign_id IN UNNEST(@campaign_ids)
    AND event.country_domain_name = 'US'
  GROUP BY user_id
)
SELECT
  frequency,
  COUNT(*) AS uniques
FROM filtered_uniques
GROUP BY frequency
ORDER BY frequency
;