| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 482 | DEMC041 DE-MC-041 多次重试同一订单采集任务,应优先用什么方式避免重复写入? | 0 / 0 | 5 | |
| 562 | DEMC121 DE-MC-121 同一来源订单可能因网络超时重复投递,目标库以订单号唯一。再次执行时哪种写入最能保证重试安全? | 0 / 0 | 5 |
By signing up a Hydro universal account, you can submit code and join discussions in all online judging services provided by us.