mysql 根据昨天日期获取 所有数据、本周数据、本月数据

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从前到今天零点的所有数据:   
SELECT count(*),uid from t_log where TO_DAYS(now()) > TO_DAYS(create_date) group by uid
与昨天在同一月的所有数据 :  
SELECT count(*) ,uid from t_log WHERE TO_DAYS(now()) > TO_DAYS(create_date) 
and DATE_FORMAT(create_date,'%Y-%m')=DATE_FORMAT(DATE_SUB(curdate(),INTERVAL 1 day),'%Y-%m') group by uid


与昨天在同一周的所有数据: 
SELECT count(*) ,uid from t_log WHERE TO_DAYS(now()) > TO_DAYS(create_date) AND YEARWEEK(date_format(create_date,'%Y-%m-%d')) = YEARWEEK(DATE_SUB(curdate(),INTERVAL 1 day)) group by uid
根据上面获取的数据更新一个表:
UPDATE t_user t ,(SELECT totalnum,totalnummonth,totalnumweek,b.uidfrom (SELECT count(*) totalnum ,uid from t_log where TO_DAYS(now()) > TO_DAYS(create_date) group by uid) b left join  (SELECT count(*) totalnummonth ,uid from t_log WHERE TO_DAYS(now()) > TO_DAYS(create_date) and DATE_FORMAT(create_date,'%Y-%m')=DATE_FORMAT(DATE_SUB(curdate(),INTERVAL 1 day),'%Y-%m') group by uid) c  on b.uid=c.uid  left join(SELECT count(*) totalnumweek ,uid from t_log WHERE TO_DAYS(now()) > TO_DAYS(create_date) AND YEARWEEK(date_format(create_date,'%Y-%m-%d')) = YEARWEEK(DATE_SUB(curdate(),INTERVAL 1 day)) group by uid) don b.uid=d.uid) aset t.total_num = a.totalnum ,t.total_num_month = a.totalnummonth, t.total_num_week = a.totalnumweekwhere t.uid = a.uid

参考文献:http://blog.163.com/lintingte@126/blog/static/48259543201121551331648/

http://www.blogjava.net/jjshcc/archive/2010/06/08/323053.html

http://www.111cn.net/database/mysql/43956.htm

http://zhidao.baidu.com/question/8707229.html

	
				
		
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