SELECT T1.Actual_Delivery_Date FROM Customer_Orders AS T1 JOIN ORDER_ITEMS AS T2 ON T1.Order_ID  =  T2.Order_ID WHERE T2.Order_Quantity  =  1
SELECT T1.Actual_Delivery_Date FROM Customer_Orders AS T1 JOIN ORDER_ITEMS AS T2 ON T1.Order_ID  =  T2.Order_ID WHERE T2.Order_Quantity  =  1 <table_name> : Customer_Orders col : Order_ID | Customer_ID | Store_ID | Order_Date | Planned_Delivery_Date | Actual_Delivery_Date | Other_Order_Details row 1 : 1 | 516 | 231 | 1994-08-03 12:34:58 | 1977-03-11 03:58:19 | 1992-07-21 22:11:11 |  row 2 : 2 | 418 | 229 | 2014-07-10 10:56:01 | 1996-08-26 19:19:59 | 1998-08-22 17:57:32 |  row 3 : 3 | 712 | 229 | 1981-06-20 16:29:43 | 1980-12-19 05:49:35 | 2011-04-13 07:15:35 |  row 4 : 4 | 240 | 229 | 1999-11-20 18:48:05 | 1973-08-20 08:52:39 | 2004-03-27 23:30:12 |  row 5 : 5 | 418 | 150 | 1973-02-16 19:28:34 | 1990-09-25 07:14:01 | 2004-04-23 21:19:39 |  row 6 : 6 | 556 | 344 | 1988-11-13 15:42:13 | 2012-05-19 00:38:52 | 2015-06-20 20:51:17 |  row 7 : 7 | 546 | 291 | 1998-03-10 14:01:00 | 2014-06-18 09:42:23 | 1972-08-15 19:12:14 |  row 8 : 8 | 240 | 231 | 1979-09-01 06:29:01 | 1996-05-17 09:10:57 | 1996-02-16 04:20:17 |  row 9 : 9 | 240 | 344 | 1993-11-22 14:56:28 | 1984-05-07 12:05:33 | 1976-05-20 03:24:23 |  row 10 : 10 | 546 | 518 | 1985-05-29 01:20:18 | 1977-07-08 16:35:46 | 2003-12-16 23:37:19 |  row 11 : 11 | 304 | 421 | 2000-07-03 21:41:50 | 1994-08-08 03:08:23 | 1990-11-14 03:53:06 |  row 12 : 12 | 516 | 231 | 2011-01-05 08:01:07 | 2004-04-24 01:52:57 | 1993-09-16 23:20:05 |  row 13 : 13 | 240 | 512 | 2003-06-24 11:44:51 | 1979-05-15 03:00:09 | 2011-04-23 06:39:09 |  row 14 : 14 | 546 | 444 | 1971-05-12 10:12:46 | 1987-03-21 18:50:27 | 2016-10-18 16:11:20 |  row 15 : 15 | 712 | 231 | 2008-04-02 18:00:15 | 1994-11-12 04:49:11 | 1996-04-13 19:05:34 | <table_name> : Order_Items col : Order_Item_ID | Order_ID | Product_ID | Order_Quantity | Other_Item_Details row 1 : 1 | 3 | 233 | 1 |  row 2 : 2 | 15 | 300 | 2 |  row 3 : 3 | 12 | 300 | 1 |  row 4 : 4 | 4 | 273 | 1 |  row 5 : 5 | 3 | 46 | 2 |  row 6 : 6 | 5 | 83 | 2 |  row 7 : 7 | 10 | 179 | 2 |  row 8 : 8 | 4 | 156 | 1 |  row 9 : 9 | 12 | 216 | 1 |  row 10 : 10 | 11 | 46 | 1 |  row 11 : 11 | 2 | 300 | 1 |  row 12 : 12 | 12 | 156 | 2 |  row 13 : 13 | 6 | 233 | 1 |  row 14 : 14 | 1 | 81 | 1 |  row 15 : 15 | 7 | 300 | 2 |
col : Actual_Delivery_Date row 1 : 2011-04-13 07:15:35 row 2 : 1993-09-16 23:20:05 row 3 : 2004-03-27 23:30:12 row 4 : 2004-03-27 23:30:12 row 5 : 1993-09-16 23:20:05 row 6 : 1990-11-14 03:53:06 row 7 : 1998-08-22 17:57:32 row 8 : 2015-06-20 20:51:17 row 9 : 1992-07-21 22:11:11