oef4

Exec_4.sql

@@ -0,0 +1,7 @@
+SELECT invoice_number, 
+       invoice_total, 
+       payment_total + credit_total AS payment_credit_total, 
+       invoice_total - payment_total - credit_total AS balance_due 
+FROM invoices
+WHERE balance_due > 50
+ORDER BY balance_due DESC;