获取当前系统日期时间:select SYSDATE() AS 系统日期时间;
获取当前系统年月日:select current_date AS 年月日;
获取当前系统年份:select year(CURRENT_DATE) AS 年 ;
获取当前系统月份:select month(CURRENT_DATE) AS 月;
获取当前系统日:select day(CURRENT_DATE) AS 日;
获取当前系统时间:select time(SYSDATE()) AS 系统时间;
获取当前系统小时:select HOUR(SYSDATE()) AS 系统小时;
获取当前系统分钟:select MINUTE(SYSDATE()) AS 系统分钟;
获取当前系统秒:select SECOND(SYSDATE()) AS 系统秒;
获取当前系统毫秒:select MICROSECOND(SYSDATE()) AS 系统秒;
列子:
-- 查询当日数据 --
SELECT sum(integral_approval.sq_integral) AS jf,sum(integral_approval.k_integral) as kf,user_name as userName,ti_jiao_name_img as imgs from integral_approval
where status=1 AND
TO_DAYS(integral_approval.sp_time) = TO_DAYS(NOW()) GROUP BY user_name,ti_jiao_name_img ORDER BY sum(integral_approval.sq_integral) DESC;
-- 查询当月数据 --
SELECT sum(integral_approval.sq_integral) AS jf,sum(integral_approval.k_integral) as kf,user_name as userName,ti_jiao_name_img as imgs from integral_approval
where status=1 AND
date_format(integral_approval.sp_time,'%Y-%m')=date_format(now(),'%Y-%m')
GROUP BY user_name,ti_jiao_name_img ORDER BY sum(integral_approval.sq_integral) DESC;
-- 查询当年数据 --
SELECT sum(integral_approval.sq_integral) AS jf,sum(integral_approval.k_integral) as kf,user_name as userName,ti_jiao_name_img as imgs from integral_approval
where status=1 AND
date_format(integral_approval.sp_time,'%Y') = year(now())
GROUP BY user_name,ti_jiao_name_img ORDER BY sum(integral_approval.sq_integral) DESC;
-- 查询当季数据 --
SELECT sum(integral_approval.sq_integral) AS jf,sum(integral_approval.k_integral) as kf,user_name as userName,ti_jiao_name_img as imgs from integral_approval
where status=1 AND
QUARTER(integral_approval.sp_time)=QUARTER(now())
GROUP BY user_name,ti_jiao_name_img ORDER BY sum(integral_approval.sq_integral) DESC;