MySQL错误：ERROR 1449 (HY000): The

2018-09-07 本文已影响311人千夜

升级了MySQL版本号执行查询提示以下错误：
ERROR 1449 (HY000): The user specified as a definer ('mysql.infoschema'@'localhost') does not exist

解决方法：
mysql_upgrade -u root -p