mysql日期時間處理
阿新 • • 發佈:2018-11-23
nth gpo title interval 條件 spa time 處理 mil
獲得當前周的周一到周日
select subdate(curdate(),date_format(curdate(),‘%w‘)-1)//獲取當前日期在本周的周一
select subdate(curdate(),date_format(curdate(),‘%w‘)-7)//獲取當前日期在本周的周日
數據庫字段為int 那樣where條件這樣寫:
FROM_UNIXTIME(a.visit_time, ‘%Y-%m-%d‘) = subdate(
curdate(),
date_format(curdate(), ‘%w‘) - 7
-- 當天
where to_days(時間字段名) = to_days(now());
-- 本周
SELECT * FROM 表名 WHERE YEARWEEK(date_format(時間字段,‘%Y-%m-%d‘)) = YEARWEEK(now());
-- 最近7天
SELECT * FROM 表名 where date_sub(curdate(), INTERVAL 7 DAY) <= date (時間字段);
-- 本月
SELECT * FROM 表名 where date_format(時間字段, ‘%Y%m‘) = date_format(curdate() , ‘%Y%m‘);
-- 最近30天
SELECT * FROM 表名 WHERE date_sub(curdate(), INTERVAL 30 DAY) <= date(時間字段);
-- 上一月
SELECT * FROM 表名 WHERE PERIOD_DIFF( date_format( now( ) , ‘%Y%m‘ ) , date_format( 時間字段名, ‘%Y%m‘ ) ) =1
-- 本季度
SELECT * FROM 表名 WHERE QUARTER(create_date)=QUARTER(now());
查詢上季度數據
=QUARTER(DATE_SUB(now(),interval 1 QUARTER));
查詢本年數據
YEAR(create_date)=YEAR(NOW());
查詢上年數據
year(create_date)=year(date_sub(now(),interval 1 year));
查詢上周的數據
YEARWEEK(date_format(submittime,‘%Y-%m-%d‘)) = YEARWEEK(now())-1;
查詢上個月的數據
date_format(submittime,‘%Y-%m‘)=date_format(DATE_SUB(curdate(), INTERVAL 1 MONTH),‘%Y-%m‘)
DATE_FORMAT(pudate,‘%Y%m‘) = DATE_FORMAT(CURDATE(),‘%Y%m‘) ;
WEEKOFYEAR(FROM_UNIXTIME(pudate,‘%y-%m-%d‘)) = WEEKOFYEAR(now())
MONTH(FROM_UNIXTIME(pudate,‘%y-%m-%d‘)) = MONTH(now())
YEAR(FROM_UNIXTIME(pudate,‘%y-%m-%d‘)) = YEAR(now()) and MONTH(FROM_UNIXTIME(pudate,‘%y-%m-%d‘)) = MONTH(now())
between 上月最後一天 and 下月第一天
查詢距離當前現在6個月的數據
submittime between date_sub(now(),interval 6 month) and now();
轉載自:https://www.cnblogs.com/zuochuang/p/7985890.html
mysql日期時間處理