BEGIN; BEGIN create or replace view revenue13 (supplier_no, total_revenue) as select l_suppkey, sum(l_extendedprice * (1 - l_discount)) from lineitem where l_shipdate >= '1994-11-01' and l_shipdate < date'1994-11-01' + interval '90 days' group by l_suppkey; CREATE VIEW select s_suppkey, s_name, s_address, s_phone, total_revenue from supplier, revenue13 where s_suppkey = supplier_no and total_revenue = ( select max(total_revenue) from revenue13 ) order by s_suppkey; s_suppkey | s_name | s_address | s_phone | total_revenue -----------+---------------------------+-----------------------------+-----------------+------------------ 37988 | Supplier#000037988 | oVI9jDoWSs1AXbzdGphm1atIO6L | 22-817-438-1324 | 2209259.19645398 (1 row) drop view revenue13; DROP VIEW COMMIT; COMMIT