select fullName,addedTime from t_user where to_days(addedTime) <= to_days(now());
select fullName,addedTime from t_user where to_days(NOW()) - TO_DAYS(addedTime) <= 1;
select fullName,addedTime from t_user where date_sub(CURDATE(),INTERVAL 7 DAY) <= DATE(addedTime);
SELECT fullName,addedTime FROM t_user where DATE_SUB(CURDATE(), INTERVAL 30 DAY) <= date(addedTime);
SELECT fullName,addedTime FROM t_user WHERE DATE_FORMAT( addedTime, '%Y%m' ) = DATE_FORMAT( CURDATE() , '%Y%m' );
SELECT fullName,addedTime FROM t_user WHERE PERIOD_DIFF( date_format( now( ) , '%Y%m' ) , date_format( addedTime, '%Y%m' ) ) =1;
select fullName,addedTime FROM t_user where QUARTER(addedTime)=QUARTER(now());
select fullName,addedTime FROM t_user where QUARTER(addedTime)=QUARTER(DATE_SUB(now(),interval 1 QUARTER));
select fullName,addedTime FROM t_user where YEAR(addedTime)=YEAR(NOW());
select fullName,addedTime FROM t_user where year(addedTime)=year(date_sub(now(),interval 1 year));
select fullName,addedTime FROM t_user where addedTime between date_sub(now(),interval 6 month) and now();
SELECT fullName,addedTime FROM t_user WHERE YEARWEEK(date_format(addedTime,'%Y-%m-%d')) = YEARWEEK(now());
SELECT fullName,addedTime FROM t_user WHERE YEARWEEK(date_format(addedTime,'%Y-%m-%d')) = YEARWEEK(now())-1;
select fullName,addedTime FROM t_user where date_format(addedTime,'%Y-%m')=date_format(DATE_SUB(curdate(), INTERVAL 1 MONTH),'%Y-%m');
select fullName,addedTime FROM t_user where DATE_FORMAT(addedTime,'%Y%m') = DATE_FORMAT(CURDATE(),'%Y%m');
select fullName,addedTime FROM t_user where date_format(addedTime,'%Y-%m')=date_format(now(),'%Y-%m');
select fullName,addedTime FROM t_user where addedTime between '2017-1-1 00:00:00' and '2018-1-1 00:00:00';
select fullName,addedTime FROM t_user where addedTime >='2017-1-1 00:00:00' and addedTime < '2018-1-1 00:00:00';