framework/resources/Functional/aggregates/aggregation/group_by_expression/sum_on_c_d18_in_case.sql

select c_boolean, (CASE when (c_boolean is null) then ROUND(SUM(d18/12)) else CAST(SUM(CASE when (d18 is null) then 0 else d18*1.2 end) as bigint)  end) from alltypes group by c_boolean order by c_boolean;