php mysql 查询判断周几

$where .= " and (DAYOFWEEK( from_unixtime(`px_time`, '%Y-%m-%d')) = 1)"; //周日从1开始…

MYSQL查询一周内的数据(最近7天的)、最近一个月、最近三个月数据

如果你要严格要求是某一年的,那可以这样查询一天: select * from table where to_days(column_time) = to_days(now()); select * from table where date(column_time) = curdate(); 查询一周: DAY) <= date(column_time); 查询一个月: select * from table where DATE_SUB(CURDATE(), INTERVAL 1 MONTH…

MYSQL查询一周内的数据(最近7天的)

select * from wap_content where week(created_at) = week(now) 如果你要严格要求是某一年的,那可以这样查询一天: select * from table where to_days(column_time) = to_days(now());select * from table where date(column_time) = curdate(); 查询一周: select * from table where DATE_SUB(C…

MySql查询日周月

常用计算日期的函数日 date(日期) = CURDATE() 自然周 YEARWEEK(date_format(日期,'%Y-%m-%d') , 1) = YEARWEEK(now() , 1) 月 DATE_FORMAT( 日期, '%Y%m' ) = DATE_FORMAT( CURDATE( ) , '%Y%m' ) 计算周的原理 MySql计算周的函数有两个,一个是YEARWEEK(date, mode)一个是WEEK(date, mode) 他们的原理都是通过计算当前日期是属于一年…

MySql 查询一周内最近7天记录

本周内:select * from wap_content where week(created_at) = week(now) 查询一天:select * from table where to_days(column_time) = to_days(now());select * from table where date(column_time) = curdate(); 查询7天:select * from table where DATE_SUB(CURDATE(), INTERVA…

MySql 查询一周内记录

本周内:select * from wap_content where week(created_at) = week(now) 查询一天:select * from table where to_days(column_time) = to_days(now());select * from table where date(column_time) = curdate(); 查询7天:select * from table where DATE_SUB(CURDATE(), INTERVA…

mysql 查询,天,周,月等写法

1.查询当天的数据 select * from 表名 where TO_DAYS(时间字段)=TO_DAYS(NOW()); 2.查询当周的数据 select * from 表名 where YEARWEEK(DATE_FORMAT(时间字段,'%Y-%m-%d'))=YEARWEEK(NOW()); 3.查询当月的数据 select * from 表名 where DATE_FORMAT(时间字段,'%Y%m')=DATE_FORMAT(CURDATE(),'%Y%m'); 4.查询昨天的数据…