OceanBase 日期时间运算符

以下为所有日期时间运算符列表：

例如：

obclient> SELECT '2008-12-31 23:59:59' + INTERVAL 1 SECOND;
+-------------------------------------------+
| '2008-12-31 23:59:59' + INTERVAL 1 SECOND |
+-------------------------------------------+
| 2009-01-01 00:00:00                       |
+-------------------------------------------+
1 row in set (0.01 sec)