SELECT * FROM orders WHERE TO_DAYS(NOW()) - TO_DAYS(order_time) = 1 1. 查询昨天的数据,只需要今天的天数比数据的时间多1天即可。 3.查询最近7天的数据 最近7天,也包括今天。 SELECT * FROM orders where DATE_SUB(CURDATE(), INTERVAL 7 DAY) < date(order_time) 1. 参数说明: DATE_SUB() ...
YEAR函数可以与其他日期函数和操作符一起使用,例如DATE_ADD函数、DATE_SUB函数、DATE函数等。 示例6: SELECTYEAR(DATE_ADD('2024-02-15',INTERVAL1YEAR)); 返回:2024 示例7: SELECTYEAR(DATE_SUB('2024-02-15',INTERVAL1YEAR)); 返回:2024 年份的提取不仅仅局限于日期字符串,还可以是日期/时间列或其他日期...
date=DATE_SUB(NOW(), INTERVAL 1 YEAR) but that returns nothing. That's why I came up with such a complicated query. If anybody has any idea about fetching a record one year old I'd be very grateful. Subject Written By Posted
SELECT DATE_SUB('1999-01-01', INTERVAL 1 DAY) //减一天 SELECT DATE_SUB(NOW(), INTERVAL 1 HOUR);//减一个小时 SELECT DATE_SUB(NOW(), INTERVAL 1 MONTH);//减一个月 1. 2. 3. 查询订单表中大于2021-11-02 8:00:00 的订单 SELECT * FROM order WHERE create_time>date_sub( '2021-11...
Date Time Functions DATE_SUBmysql> mysql> select DATE_SUB(curdate(), INTERVAL 1 YEAR); +---+ | DATE_SUB(curdate(), INTERVAL 1 YEAR) | +---+ | 2006-07-22 | +---+ 1 row in set (0.00 sec) 14.12.DATE_SUB 14.12.1. DATE_SUB(date,INTERVAL expr unit) 14.12.2. DATE_SUB(curda...
如果用户的登录次数为1,则表示该用户是首次登录;否则,表示该用户不是首次登录。可以使用以下SQL语句来实现这个功能:,,“sql,SELECT COUNT(*) FROM user_login_records WHERE user_id = ? AND login_date >= DATE_SUB(CURDATE(), INTERVAL 1 YEAR);,“...
select*fromweb_productwhereyear(p_createtime)=year(date_sub(now(),interval 1year)); -- 查询当前这周的数据 SELECT*FROMweb_productWHEREYEARWEEK(date_format(p_createtime,'%Y-%m-%d')) = YEARWEEK(now()); -- 查询上周的数据 SELECT*FROMweb_productWHEREYEARWEEK(date_format(p_createtime,'%Y-%m...
SELECT DATE(created_at) as Date, DAYNAME(created_at) as 'Day Name', COUNT(id) as Count FROM employees WHERE date(created_at) > DATE_SUB(NOW(), INTERVAL 1 WEEK) AND MONTH(created_at) = MONTH(CURDATE()) AND YEAR(created_at) = YEAR(CURDATE()) ...
D.SELECT*FROMINFORMATION_SCHEMA.EVENTSWHERESTARTS< (DATE_SUB(NOW(),INTERVAL180SECOND)) 点击查看答案 第3题 设有定义语句int a[]={1,1,2};则以下对此语句的叙述正确的是()。 A.定义了一个名为a的一维数组 B.a数组有3个元素 C.a数组的下标为1～3 D.数组中的每个元素都是整型 点击查看答案 第...
Private Sub Command1_Click()' Year (Date) ' 从日期中取年 ' Month (Date) ' 从日期中取月 ' Day (Date) ' 从日期中取日 ' Weekday(Date, [FirstDayOfWeek As VbDayOfWeek = vbSunday]) ' 从日期中取星期' 默认值从星期日（vbSunday）开始' 举例如下：Dim myDate As String myDate ...