mysql数据库您要的常见日期查询方法总结

select * from 表名 where to_days(时间字段名) = to_days(now());

select * from 表名 where to_days(now( )) - to_days( 时间字段名) <= 1

select * from 表名 where date_sub(curdate(), interval 7 day) <= date(时间字段名)

SELECT * FROM 表名 where DATE_SUB(CURDATE(), INTERVAL 30 DAY) <= date(时间字段名)

select * from 表名 where date_format( 时间字段名, '%y%m' ) = date_format( curdate() , '%y%m')

select * from 表名 where period_diff( date_format( now( ) , '%y%m' ) , date_format( 时间字段名, '%y%m' ) ) =1

select * from 表名 where quarter(create_date)=quarter(now());

select * from 表名 where quarter(create_date)=quarter(date_sub(now(),interval 1 quarter));

select * from 表名 where year(create_date)=year(now());

select * from 表名 where year(create_date)=year(date_sub(now(),interval 1 year));

select * from 表名 where yearweek(date_format(create_date,'%y-%m-%d')) = yearweek(now());

select * from 表名 where yearweek(date_format(create_date,'%y-%m-%d')) = yearweek(now())-1;

select * from 表名 where date_format(create_date,'%y-%m')=date_format(date_sub(curdate(), interval 1 month),'%y-%m')

select * from 表名   where date_format(create_date,'%Y-%m')=date_format(now(),'%Y-%m')

select * from 表名 where create_date between date_sub(now(),interval 6 month) and now();

select
case when dayname(date('2022-3-10'))='sunday'
then date_sub(date('2022-3-10'),interval 6 day)
else date_add('2022-3-10',interval -dayofweek(date('2022-3-10'))+2 day) end

select case when dayname(date('2022-3-11'))='sunday' then date('2022-3-11') else date_add('2022-3-11',interval 7-dayofweek('2022-3-11')+1 day) end

select date_add( date_add(last_day('2022-06-03'),interval 1 day ),interval -1 month );

select last_day('2022-03-03');
select date_format(now(),'%y-%m-%d %h:%i:%s');

select timestampdiff(day,'2023-03-03',(date_add('2017-03-03',interval 1 month)));

//减天数
date_sub(时间，INTERVAL 1 DAY)
//减月份
date_sub(时间，INTERVAL 1 MONTH)

 SELECT PERIOD_DIFF(201710, 201703);