What is the order id and order details for the order more than two invoices.
SELECT T2.order_id ,  T2.order_details FROM Invoices AS T1 JOIN Orders AS T2 ON T1.order_id  =  T2.order_id GROUP BY T2.order_id HAVING count(*)  >  2
order with more than two invoices refers to HAVING COUNT(*) > 2; order id and order details refer to SELECT order_id, order_details; joining between Invoices and Orders tables on order_id.