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MySQL里获取当前week、month、quarter的start_date/end_date_MySQL

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Release: 2016-06-01 13:32:44
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MySQL里获取当前week、month、quarter的start_date/end_date

 

当前week的第一天: 

select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) + 1 DAY) 

 

当前week的最后一天: 

select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) - 5 DAY) 

 

前一week的第一天: 

select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) + 8 DAY) 

 

前一week的最后一天: 

select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) + 2 DAY) 

 

前两week的第一天: 

select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) + 15 DAY) 

 

前两week的最后一天: 

select date_sub(curdate(),INTERVAL WEEKDAY(curdate()) + 9 DAY) 

 

 

当前month的第一天: 

SELECT concat(date_format(LAST_DAY(now()),'%Y-%m-'),'01') 

 

当前month的最后一天: 

SELECT LAST_DAY(now()) 

 

前一month的第一天: 

SELECT concat(date_format(LAST_DAY(now() - interval 1 month),'%Y-%m-'),'01') 

 

前一month的最后一天: 

SELECT LAST_DAY(now() - interval 1 month) 

 

前两month的第一天: 

SELECT concat(date_format(LAST_DAY(now() - interval 2 month),'%Y-%m-'),'01') 

 

前两month的最后一天: 

SELECT LAST_DAY(now() - interval 2 month) 

 

 

当前quarter的第一天: 

select concat(date_format(LAST_DAY(MAKEDATE(EXTRACT(YEAR FROM CURDATE()),1) + interval QUARTER(CURDATE())*3-3 month),'%Y-%m-'),'01') 

 

当前quarter的最后一天: 

select LAST_DAY(MAKEDATE(EXTRACT(YEAR FROM CURDATE()),1) + interval QUARTER(CURDATE())*3-1 month) 

 

前一quarter的第一天: 

select concat(date_format(LAST_DAY(MAKEDATE(EXTRACT(YEAR FROM CURDATE()),1) + interval QUARTER(CURDATE())*3-6 month),'%Y-%m-'),'01') 

 

前一quarter的最后一天: 

select LAST_DAY(MAKEDATE(EXTRACT(YEAR FROM CURDATE()),1) + interval QUARTER(CURDATE())*3-4 month) 

 

前两quarter的第一天: 

select concat(date_format(LAST_DAY(MAKEDATE(EXTRACT(YEAR FROM CURDATE()),1) + interval QUARTER(CURDATE())*3-9 month),'%Y-%m-'),'01') 

 

前两quarter的最后一天: 

select LAST_DAY(MAKEDATE(EXTRACT(YEAR FROM CURDATE()),1) + interval QUARTER(CURDATE())*3-7 month)

 

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