to_days
description
Syntax
INT TO_DAYS(DATETIME date)
返回date距离0000-01-01的天数
参数为Date或者Datetime类型
example
mysql> select to_days('2007-10-07');
+-----------------------+
| to_days('2007-10-07') |
+-----------------------+
| 733321 |
+-----------------------+keywords
TO_DAYS,TO,DAYS