doris/docs/documentation/cn/sql-reference/sql-functions/date-time-functions/hour.md

hour

description

Syntax

INT HOUR(DATETIME date)

获得日期中的小时的信息，返回值范围从0-23。

参数为Date或者Datetime类型

example

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

##keyword HOUR