That’s interesting. I definitely didn’t account for that. 
Would adding a small buffer like AND u.created_at + INTERVAL '1 SECOND' > iu.redeemed_at compensate for that without impacting it too much?
That’s interesting. I definitely didn’t account for that.
Would adding a small buffer like AND u.created_at + INTERVAL '1 SECOND' > iu.redeemed_at compensate for that without impacting it too much?