| use dataverse tpch; |
| |
| declare function q7_volume_shipping_tmp() { |
| for $n1 in dataset('Nation') |
| for $n2 in dataset('Nation') |
| where ($n1.n_name='FRANCE' and $n2.n_name='GERMANY') or ($n1.n_name='GERMANY' and $n2.n_name='FRANCE') |
| return { |
| "supp_nation": $n1.n_name, |
| "cust_nation": $n2.n_name, |
| "s_nationkey": $n1.n_nationkey, |
| "c_nationkey": $n2.n_nationkey |
| } |
| } |
| |
| for $locs in ( |
| for $loc in ( |
| for $lo in ( |
| for $l in dataset('LineItem') |
| for $o in dataset('Orders') |
| where $o.o_orderkey = $l.l_orderkey and $l.l_shipdate >= '1995-01-01' |
| and $l.l_shipdate <= '1996-12-31' |
| return { |
| "l_shipdate": $l.l_shipdate, |
| "l_extendedprice": $l.l_extendedprice, |
| "l_discount": $l.l_discount, |
| "l_suppkey": $l.l_suppkey, |
| "o_custkey": $o.o_custkey |
| } |
| ) |
| for $c in dataset('Customer') |
| where $c.c_custkey = $lo.o_custkey |
| return { |
| "l_shipdate": $lo.l_shipdate, |
| "l_extendedprice": $lo.l_extendedprice, |
| "l_discount": $lo.l_discount, |
| "l_suppkey": $lo.l_suppkey, |
| "c_nationkey": $c.c_nationkey |
| } |
| ) |
| for $s in dataset('Supplier') |
| where $s.s_suppkey = $loc.l_suppkey |
| return { |
| "l_shipdate": $loc.l_shipdate, |
| "l_extendedprice": $loc.l_extendedprice, |
| "l_discount": $loc.l_discount, |
| "c_nationkey": $loc.c_nationkey, |
| "s_nationkey": $s.s_nationkey |
| } |
| ) |
| for $t in q7_volume_shipping_tmp() |
| where $locs.c_nationkey = $t.c_nationkey |
| and $locs.s_nationkey = $t.s_nationkey |
| let $l_year0 := get-year($locs.l_shipdate) |
| group by $supp_nation := $t.supp_nation, $cust_nation := $t.cust_nation, $l_year := $l_year0 |
| with $locs |
| let $revenue := sum(for $i in $locs return $i.l_extendedprice * (1 - $i.l_discount)) |
| order by $supp_nation, $cust_nation, $l_year |
| return { |
| "supp_nation": $supp_nation, |
| "cust_nation": $cust_nation, |
| "l_year": $l_year, |
| "revenue": $revenue |
| } |