找出满足以下条件的订单：状态为 paid，并且（渠道为 app，或者渠道缺失）。
channel 为 null。paid 的订单，即使渠道缺失也不要。输入
orders(order_id, customer_id, order_ts, status, channel)输出
保留订单表的全部列：order_id, customer_id, order_ts, status, channel，行顺序不限。
orders shop/orders
| # | order_idint64 | customer_idint64 | order_tsdatetime | statusstring | channelstring |
|---|---|---|---|---|---|
| 1 | 1001 | 39 | 2026-01-01 19:38:00 | paid | app |
| 2 | 1002 | 16 | 2026-01-17 14:07:00 | paid | app |
| 3 | 1003 | 4 | 2026-01-08 15:40:20 | cancelled | web |
| 4 | 1004 | 2 | 2026-05-23 10:48:58 | paid | null |
| 5 | 1005 | 12 | 2026-06-22 11:07:22 | paid | store |
| 6 | 1006 | 17 | 2026-08-15 05:15:25 | paid | web |
| 7 | 1007 | 9 | 2026-06-11 01:00:32 | refunded | store |
| 8 | 1008 | 45 | 2026-09-19 20:47:10 | paid | web |
| 9 | 1009 | 2 | 2025-10-05 04:53:38 | paid | app |
| 10 | 1010 | 4 | 2026-02-19 01:39:54 | paid | app |
| 11 | 1011 | 28 | 2026-03-05 03:04:45 | refunded | store |
| 12 | 1012 | 2 | 2026-08-01 07:09:17 | paid | web |
| 13 | 1013 | 26 | 2026-01-22 03:48:14 | refunded | store |
| 14 | 1014 | 2 | 2026-02-09 01:41:41 | paid | app |
| 15 | 1015 | 5 | 2026-08-03 19:49:04 | refunded | web |
| 16 | 1016 | 26 | 2026-02-16 00:43:43 | refunded | app |
| 17 | 1017 | 9 | 2025-12-06 04:48:57 | pending | app |
| 18 | 1018 | 999 | 2026-05-19 12:13:43 | paid | store |
| 19 | 1019 | 26 | 2026-02-05 15:02:26 | paid | store |
| 20 | 1020 | 44 | 2025-11-24 11:19:00 | cancelled | web |
| # | order_idInt64 | customer_idInt64 | order_tsDatetime(time_unit='us', time_zone=None) | statusString | channelString |
|---|---|---|---|---|---|
| 1 | 1001 | 39 | 2026-01-01 19:38:00 | paid | app |
| 2 | 1002 | 16 | 2026-01-17 14:07:00 | paid | app |
| 3 | 1004 | 2 | 2026-05-23 10:48:58 | paid | null |
| 4 | 1009 | 2 | 2025-10-05 04:53:38 | paid | app |
| 5 | 1010 | 4 | 2026-02-19 01:39:54 | paid | app |
| 6 | 1014 | 2 | 2026-02-09 01:41:41 | paid | app |
| 7 | 1024 | 47 | 2026-02-26 18:42:02 | paid | null |
| 8 | 1028 | 36 | 2026-01-12 18:12:02 | paid | app |
| 9 | 1031 | 5 | 2026-02-14 10:30:00 | paid | app |
| 10 | 1034 | 5 | 2026-02-14 10:30:00 | paid | app |
| 11 | 1041 | 32 | 2026-04-22 15:13:08 | paid | app |
| 12 | 1047 | 8 | 2026-01-09 09:26:50 | paid | app |
| 13 | 1048 | 5 | 2025-12-14 00:07:09 | paid | app |
| 14 | 1049 | 44 | 2026-07-31 23:48:12 | paid | app |
| 15 | 1052 | 9 | 2026-04-01 00:00:00 | paid | app |
| 16 | 1061 | 40 | 2025-08-29 12:05:02 | paid | app |
| 17 | 1070 | 18 | 2025-11-21 08:19:18 | paid | null |
| 18 | 1074 | 25 | 2026-09-27 02:16:14 | paid | null |
| 19 | 1077 | 49 | 2026-03-12 11:45:00 | paid | app |
| 20 | 1079 | 38 | 2026-07-21 21:45:24 | paid | app |
| 21 | 1080 | 11 | 2025-09-28 02:53:58 | paid | null |
| 22 | 1083 | 39 | 2025-12-06 12:27:00 | paid | app |
| 23 | 1090 | 19 | 2026-07-23 23:00:54 | paid | app |
| 24 | 1094 | 12 | 2026-05-06 19:29:01 | paid | null |
| 25 | 1097 | 17 | 2026-05-01 15:44:19 | paid | app |
| 26 | 1098 | 26 | 2026-01-09 18:42:00 | paid | null |
| 27 | 1099 | 22 | 2026-07-09 09:32:23 | paid | app |
| 28 | 1101 | 18 | 2026-05-12 04:04:43 | paid | null |
| 29 | 1105 | 29 | 2025-08-11 19:27:45 | paid | app |
| 30 | 1109 | 22 | 2026-06-14 03:11:11 | paid | app |
| 31 | 1114 | 16 | 2026-07-11 09:15:35 | paid | app |
| 32 | 1115 | 50 | 2026-05-13 07:37:11 | paid | null |
| 33 | 1116 | 29 | 2026-03-03 06:48:10 | paid | app |
| 34 | 1120 | 5 | 2026-01-28 23:24:36 | paid | app |
| 35 | 1123 | 9 | 2026-02-01 19:21:59 | paid | app |
| 36 | 1127 | 22 | 2026-07-22 18:31:53 | paid | app |
| 37 | 1129 | 5 | 2025-10-02 18:02:37 | paid | app |
| 38 | 1133 | 34 | 2026-06-06 16:52:09 | paid | app |
| 39 | 1134 | 49 | 2026-02-14 23:29:24 | paid | app |
| 40 | 1144 | 26 | 2026-01-28 08:40:00 | paid | app |
| 41 | 1151 | 21 | 2026-08-13 23:29:31 | paid | app |
| 42 | 1152 | 18 | 2025-12-11 13:16:00 | paid | app |
| 43 | 1153 | 5 | 2026-02-15 11:13:43 | paid | app |
| 44 | 1158 | 2 | 2026-04-10 06:07:03 | paid | null |
| 45 | 1159 | 27 | 2025-12-10 13:50:00 | paid | app |
| 46 | 1163 | 47 | 2025-11-23 17:08:17 | paid | app |
| 47 | 1167 | 2 | 2026-07-31 05:19:21 | paid | app |
| 48 | 1168 | 2 | 2026-05-01 08:40:42 | paid | app |
| 49 | 1172 | null | 2026-08-05 10:22:03 | paid | null |
| 50 | 1173 | 25 | 2025-10-05 12:00:32 | paid | app |