Cjod-337-en-javhd-today-1027202202-19-15 | Min

(all intermediate and lazily evaluated):

A CSV file orders.csv with columns orderId,customer,amount,status . Goal: Load, filter for completed orders, compute total revenue, and list the top 5 customers by spend. CJOD-337-EN-JAVHD-TODAY-1027202202-19-15 Min