Question: Please list the order keys of all the orders that have more than 2 parts with a jumbo case container.
SQL: SELECT T.l_orderkey FROM ( SELECT T2.l_orderkey, COUNT(T2.l_partkey) AS num FROM part AS T1 INNER JOIN lineitem AS T2 ON T1.p_partkey = T2.l_partkey WHERE T1.p_container = 'JUMBO CASE' GROUP BY T2.l_orderkey ) AS T WHERE T.num > 2