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

to_days

Syntax

INT TO_DAYS(DATETIME date)

Description

返回date距离0000-01-01的天数

参数为Date或者Datetime类型

Examples

mysql> select to_days('2007-10-07');
+-----------------------+
| to_days('2007-10-07') |
+-----------------------+
|                733321 |
+-----------------------+