citus test

INSERT INTO users(app_user_id) SELECT  user_id FROM generate_series(1,1000000) user_id;


INSERT INTO events(user_id, event_name, event_time, event_properties)
SELECT  trunc(random() * 900000 + 1), trunc(random() * 10 + 1)::text
      ,NOW() - '1 hour'::INTERVAL * (random() * 1000 + 1), '{"age": 80}'
FROM generate_series(1,10000000) id;

SELECT count(*) FROM events

explain SELECT count(user_id) FROM users
WHERE TRUE AND user_id IN 
(
  SELECT user_id FROM events
  WHERE  event_name = '5' AND event_time > NOW() - '1000 day'::INTERVAL
  AND (event_properties->>'age')::INT > 10
  GROUP BY user_id 
  HAVING count(*) > 0
)
AND user_id IN 
(
  SELECT user_id FROM events
  WHERE  event_name = '3' AND event_time > NOW() - '1000 day'::INTERVAL
  GROUP BY user_id 
  HAVING count(*) > 2
)
AND user_id IN 
(
  SELECT user_id FROM events
  WHERE  event_name = '1' AND event_time > NOW() - '1000 day'::INTERVAL
  GROUP BY user_id 
  HAVING count(*) > 2
)