Codecademy SQL: Analyzing Business Metrics Exercise 12 of 14

--first answer

select
  date(created_at) as dt,
  user_id
from gameplays as g1
order by dt
limit 100;

--second answer

select
  date(g1.created_at) as dt,
  g1.user_id
from gameplays as g1
  join gameplays as g2 on
    g1.user_id = g2.user_id
order by 1
limit 100;