查詢5分鍾前的數據
select * from table where end_date between date_add(now(), interval - 300 SECOND) and NOW()
查詢當天的所有數據 SELECT * FROM 表名 WHERE DATEDIFF(字段,NOW())=0 查詢昨天的所有數據 SELECT * FROM 表名 WHERE DATEDIFF(字段,NOW())=-1 查詢未來第n天的所有數據 //當n為負數時,表示過去第n天的數據 SELECT * FROM 表名WHERE DATEDIFF(字段,NOW())=n 查詢未來n天內所有數據 //n天內 SELECT * FROM 表名 WHERE DATEDIFF(字段,NOW())<n AND DATEDIFF(字段,NOW())>=0 查詢過去n天內所有數據 //包含當天 SELECT * FROM 表名 WHERE DATEDIFF(字段,NOW())<=0 AND DATEDIFF(字段,NOW())>-n //不包含當天 SELECT * FROM 表名 WHERE DATEDIFF(字段,NOW())<0 AND DATEDIFF(字段,NOW())>-n
今天
select * from 表名 where to_days(時間字段名) = to_days(now());
昨天
SELECT * FROM 表名 WHERE TO_DAYS( NOW( ) ) - TO_DAYS( 時間字段名) <= 1
近7天
SELECT * FROM 表名 where DATE_SUB(CURDATE(), INTERVAL 7 DAY) <= date(時間字段名)
近30天
SELECT * FROM 表名 where DATE_SUB(CURDATE(), INTERVAL 30 DAY) <= date(時間字段名)
本月
SELECT * FROM 表名 WHERE DATE_FORMAT( 時間字段名, '%Y%m' ) = DATE_FORMAT( CURDATE( ) , '%Y%m' )
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
查詢本季度數據
select * from `ht_invoice_information` where QUARTER(create_date)=QUARTER(now());
查詢上季度數據
select * from `ht_invoice_information` where QUARTER(create_date)=QUARTER(DATE_SUB(now(),interval 1 QUARTER));
查詢本年數據
select * from `ht_invoice_information` where YEAR(create_date)=YEAR(NOW());
查詢上年數據
select * from `ht_invoice_information` where year(create_date)=year(date_sub(now(),interval 1 year));
查詢當前這周的數據
SELECT name,submittime FROMenterprise WHERE YEARWEEK(date_format(submittime,'%Y-%m-%d')) = YEARWEEK(now());
查詢上周的數據
SELECT name,submittime FROMenterprise WHERE YEARWEEK(date_format(submittime,'%Y-%m-%d')) = YEARWEEK(now())-1;
查詢上個月的數據
select name,submittime fromenterprise 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 上月最后一天 and 下月第一天
查詢當前月份的數據
select name,submittime fromenterprise wheredate_format(submittime,'%Y-%m')=date_format(now(),'%Y-%m')
查詢距離當前現在6個月的數據
select name,submittime fromenterprise where submittime betweendate_sub(now(),interval 6 month) and now();
1.更新表中有效期valid_time字段值都增加一天
UPDATE cqh_activity SET valid_time=DATE_ADD(valid_time,INTERVAL 1 DAY);
2.更新表中有效期valid_time字段值都減少一天
UPDATE cqh_activity SET valid_time=DATE_SUB(valid_time,INTERVAL 1 DAY);
來自:https://blog.csdn.net/baidu_27222643/article/details/60467585
https://www.cnblogs.com/javasuperman/p/8955711.html
https://www.cnblogs.com/chenqionghe/p/4593286.html