-- $ID$ -- TPC-H/TPC-R Top Supplier Query (Q15) -- Variant A -- Approved February 1998 :x with revenue (supplier_no, total_revenue) as ( select l_suppkey, sum(l_extendedprice * (1-l_discount)) from lineitem where l_shipdate >= date ':1' and l_shipdate < date ':1' + interval '3' month group by l_suppkey ) :o select s_suppkey, s_name, s_address, s_phone, total_revenue from supplier, revenue where s_suppkey = supplier_no and total_revenue = ( select max(total_revenue) from revenue ) order by s_suppkey; :n -1