--!syntax_pg
--TPC-H Q1


select
l_returnflag, 
l_linestatus, 
sum(l_quantity) as sum_qty,
sum(l_extendedprice) as sum_base_price,
sum(l_extendedprice*(1::numeric-l_discount)) as sum_disc_price,
sum(l_extendedprice*(1::numeric-l_discount)*(1::numeric+l_tax)) as sum_charge,
avg(l_quantity) as avg_qty, 
avg(l_extendedprice) as avg_price,
avg(l_discount) as avg_disc, 
count(*) as count_order
from 
plato."lineitem"
where 
l_shipdate <= date '1998-12-01' - interval '90' day
group by 
l_returnflag, 
l_linestatus
order by 
l_returnflag, 
l_linestatus;