Today

select * from table name where to days = to days (now());

Yesterday

SELECT * FROM table name where to days (now()) - to days < = 1

Nearly 7 days

SELECT * FROM table name where date [sub (curdate(), interval 7 day) < = date (time field name)

Nearly 30 days

SELECT * FROM table name where date [sub (curdate(), interval 30 day) < = date (time field name)

This month

SELECT * FROM Table name WHERE DATE_FORMAT( Time field name, '%Y%m' ) = DATE_FORMAT( CURDATE( ) , '%Y%m' )

January

SELECT * FROM Table name WHERE PERIOD_DIFF( date_format( now( ) , '%Y%m' ) , date_format( Time field name, '%Y%m' ) ) =1

Query data of this quarter

select * from `ht_invoice_information` where QUARTER(create_date)=QUARTER(now());

Query last quarter data

select * from `ht_invoice_information` where QUARTER(create_date)=QUARTER(DATE_SUB(now(),interval 1 QUARTER));

Query data of this year

select * from `ht_invoice_information` where YEAR(create_date)=YEAR(NOW());

Query data of last year

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

Query current week's data

SELECT name,submittime FROM enterprise WHERE YEARWEEK(date_format(submittime,'%Y-%m-%d')) = YEARWEEK(now());

Query last week's data

SELECT name,submittime FROM enterprise WHERE YEARWEEK(date_format(submittime,'%Y-%m-%d')) = YEARWEEK(now())-1;

Query last month's data

select name,submittime from enterprise where date_format(submittime,'%Y-%m')=date_format(DATE_SUB(curdate(), INTERVAL 1 MONTH),'%Y-%m')

select * from user where DATE_FORMAT(pudate,'%Y%m') = DATE_FORMAT(CURDATE(),'%Y%m') ; 

select * from user where WEEKOFYEAR(FROM_UNIXTIME(pudate,'%y-%m-%d')) = WEEKOFYEAR(now()) 

select * from user where MONTH(FROM_UNIXTIME(pudate,'%y-%m-%d')) = MONTH(now()) 

select * from user where YEAR(FROM_UNIXTIME(pudate,'%y-%m-%d')) = YEAR(now()) and MONTH(FROM_UNIXTIME(pudate,'%y-%m-%d')) = MONTH(now()) 

select * from user where pudate between  Last day of last month  and The first day of next month 

Query data of current month

select name,submittime from enterprise   where date_format(submittime,'%Y-%m')=date_format(now(),'%Y-%m')

Query data 6 months from the current date

select name,submittime from enterprise where submittime between date_sub(now(),interval 6 month) and now();

Reference text

Zhao xiaopang's personal blog