-- 7天內(nèi) -- select * from bjslg_web.sjcj_ryjbxx ryxx where DateDiff(dd,ryxx.create_datetime,getdate())<=7-- 7天內(nèi) SELECT * FROM bjslg_web.sjcj_ryjbxx ryxx where DATE_SUB(CURDATE(), INTERVAL 7 DAY) <= date(ryxx.create_datetime)-- 本月 SELECT * FROM bjslg_web.sjcj_ryjbxx ryxx WHERE DATE_FORMAT( ryxx.create_datetime, '%Y%m' ) = DATE_FORMAT( CURDATE( ) , '%Y%m' )-- 上個月 SELECT * FROM bjslg_web.sjcj_ryjbxx ryxx WHERE PERIOD_DIFF( date_format( now( ) , '%Y%m' ) , date_format( ryxx.create_datetime, '%Y%m' ) ) =1-- 今天 select count(1) from bjslg_web.sjcj_ryjbxx ryxx where to_days(ryxx.create_datetime) = to_days(now());-- 昨天 SELECT count(1) FROM bjslg_web.sjcj_ryjbxx ryxx WHERE TO_DAYS( NOW( ) ) - TO_DAYS( ryxx.create_datetime) <= 1-- 本季度 select * from bjslg_web.sjcj_ryjbxx ryxx where QUARTER(ryxx.create_datetime)=QUARTER(now()); -- 上季度 select * from bjslg_web.sjcj_ryjbxx ryxx where QUARTER(ryxx.create_datetime)=QUARTER(DATE_SUB(now(),interval 1 QUARTER)); -- 本年 select count(*) from bjslg_web.sjcj_ryjbxx ryxx where YEAR(ryxx.create_datetime)=YEAR(NOW()); -- 上年 select count(*) from bjslg_web.sjcj_ryjbxx ryxx where year(ryxx.create_datetime)=year(date_sub(now(),interval 1 year)); -- 獲取今天是一周第幾天或星期幾 0為周一，6為周日 SELECT WEEKDAY(now())-- 獲取本周的第一天日期 SELECT DATE_SUB(now(),INTERVAL WEEKDAY(now()) day) rq-- 上周的第一天至現(xiàn)在的數(shù)據(jù) -- SELECT * FROM bjslg_web.sjcj_ryjbxx ryxx WHERE ryxx.create_datetime >= date_format(date_sub(date_sub(now(), INTERVAL WEEKDAY(NOW()) DAY), INTERVAL 1 WEEK), '%Y-%m-%d')

– 7天內(nèi) 不好使
– SELECT * FROM bjslg_web.sjcj_ryjbxx ryxx WHERE YEARWEEK(date_format(ryxx.create_datetime,’%Y-%m-%d’)) =YEARWEEK(now())
– SELECT * FROM bjslg_web.sjcj_ryjbxx ryxx where ryxx.create_datetime>DATE_SUB(CURDATE(), INTERVAL 1 WEEK)
SELECT * from bjslg_web.sjcj_ryjbxx ryxx
where ryxx.create_datetime between date_sub(now(),interval 1 week) and now() – 七天

-- 上周 好使 SELECT * FROM bjslg_web.sjcj_ryjbxx ryxx WHERE YEARWEEK(date_format(ryxx.create_datetime,'%Y-%m-%d')) =YEARWEEK(now())-1-- 距離當前6個月 select * from bjslg_web.sjcj_ryjbxx ryxx where ryxx.create_datetime between date_sub(now(),interval 6 month) and now(); -- SELECT * FROM bjslg_web.sjcj_ryjbxx ryxx WHERE ryxx.create_datetime>=(SELECT DATE_SUB(NOW(),INTERVAL 6 MONTH)); -- 三個月 select * from bjslg_web.sjcj_ryjbxx ryxx where ryxx.create_datetime>DATE_SUB(CURDATE(), INTERVAL 3 MONTH) -- 今天日期: select CURDATE();-- 2021-02-01 類型

每個小時
SELECT HOUR
( e.create_datetime ) AS HOUR,
count( * ) AS Count
FROM
bjslg_web.sjcj_fwjbxx e
WHERE
DATE_FORMAT( e.create_datetime , ‘%Y-%m-%d’ )BETWEEN ‘2022-02-21’ AND ‘2022-02-21’
GROUP BY
HOUR ( e.create_datetime )
ORDER BY
HOUR ( e.create_datetime );

總結(jié)

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