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title, language
title language
day zh-CN

day

description

Syntax

INT DAY(DATETIME date)

获得日期中的天信息,返回值范围从1-31。

参数为Date或者Datetime类型

example

mysql> select day('1987-01-31');
+----------------------------+
| day('1987-01-31 00:00:00') |
+----------------------------+
|                         31 |
+----------------------------+

##keyword DAY