with cte as ( select * ,(x > 2) exceeded_2 ,(0 = all(array[ x ,lag(x,1,0)over w1 ,lag(x,2,0)over w1 ] ) ) as should_switch from have window w1 as (order by n) ) ,cte2 ...

Calculated columns are a powerhouse within data modeling, offering immense flexibility in transforming and analyzing data. Their ability to derive new information from existing columns opens up a ...