文章不在长，坚持不懈记录下努力前行的脚步
发布时间：2015-09-22 14:15:23
查询：SELECT COUNT(*) FROM `unicode_ci` a,`qwifi.general_ci` b WHERE a.`username` = b.`username` LIMIT 0, 1000<br /><br />错误代码： 1267<br />Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '='<br /><br />解决办法：修改字符集校验码<br /> .........【阅读全文】
发布时间：2015-09-08 18:00:22
1.alter table
it can take a lot of time.MySQL will perform a row-by-row copy of your old table into a new table. During that
time, you’ll probably be using all of the server’s di.........【阅读全文】
