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kovid-r/devstronomy_last_value_example.sql

Created May 17, 2020 15:30
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LAST_VALUE doesn't work without specifying windows
Raw
devstronomy_last_value_example.sql
select distinct p.name,
first_value(s.name) over (partition by p.id order by s.gm desc, s.radius desc) biggest_satellite,
last_value(s.name) over (partition by p.id order by s.gm desc, s.radius desc) smallest_satellite
from devstronomy.planet as p
left join devstronomy.satellite as s
on p.id = s.planet_id;
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