mysql减去一天与减去一个小时
减去一天
SELECT DATE_SUB(CURDATE(), INTERVAL 1 DAY);
减去一个小时
hour(now())-1
减去一天
SELECT DATE_SUB(CURDATE(), INTERVAL 1 DAY);
减去一个小时
hour(now())-1
SELECT * FROM shop_count WHERE DATE(count_date)=current_date(); SELECT * FROM sho...
DELETE t1 FROM invest_year t1, invest_year t2 WHERE t1.pro_id = t2.pro_id AND t1.pro_year = t...
设置my.cnf : auto-rehashmysql>use mysql; #这是关键...
truncate table 表名...
1.date型转换成int型 UNIX_TIMESTAMP('2007-10-04 22:23:00') 2.int型转换成date型 FROM_UNIXTIME(97599...
DATE_ADD(now(),INTERVAL 1 DAY);...