second

description

Syntax

INT SECOND(DATETIME date)

获得日期中的秒的信息，返回值范围从0-59。

参数为Date或者Datetime类型

example

mysql> select second('2018-12-31 23:59:59');
+-----------------------------+
| second('2018-12-31 23:59:59') |
+-----------------------------+
|                          59 |
+-----------------------------+

keyword

SECOND