mysql的自动补齐
设置my.cnf : auto-rehash
mysql>use mysql; #这是关键
SELECT * FROM shop_count WHERE DATE(count_date)=current_date(); SELECT * FROM sho...
让时间加一天,以及转换时间到INT数字格式UPDATE zbp_postSET log_CreateTime = UNIX_TIMESTAMP(DATE_ADD('2020-07-14 09:...
SELECT * FROM **** WHERE trim(字段名) REGEXP '[^0-9]'=1...
select count(id),字段from 表名 group by字段 having count(字段)>1;...
update 表名 SET log_Content = REPLACE(log_Content,'"upload','"/upload')...
减去一天SELECT DATE_SUB(CURDATE(), INTERVAL 1 DAY);减去一个小时hour(now())-1...