小编knu*_*kko的帖子

我将一些日内库存数据保存到MySQL表中,如下所示:

+----------+-------+
| tick     | quote |
+----------+-------+
| 08:00:10 |  5778 |
| 08:00:11 |  5776 |
| 08:00:12 |  5778 |
| 08:00:13 |  5778 |
| 08:00:14 |  NULL |
| 08:00:15 |  NULL |
| 08:00:16 |  5779 |
| 08:00:17 |  5778 |
| 08:00:18 |  5780 |
| 08:00:19 |  NULL |
| 08:00:20 |  5781 |
| 08:00:21 |  5779 |
| 08:00:22 |  5779 |
| 08:00:23 |  5779 |
| 08:00:24 …