user_id    order_amount    detail     order_date
2123       5               case       2012-04-07 00:00:00.000
2123       4               pack       2019-11-16 00:00:00.000
2123       2               pack       2018-12-23 00:00:00.000
2123       1               case       2019-05-25 00:00:00.000
2123       6               case       2018-04-15 00:00:00.000

user_id    order_amount    detail     order_date
2123       4               pack       2019-11-16 00:00:00.000
2123       1               case       2019-05-25 00:00:00.000