mysql数据库设置远程连接权限，执行grant all privileges on *.* to 'root'@'%' identified by '密码' with grant optio报错

mysql数据库设置远程连接权限，执行grant all privileges on *.* to 'root'@'%' identified by '密码' with grant optio报错 ERROR 1558 (HY000): Column count of mysql.user is wrong. Expected 43, found 42. Created with MySQL 50

>>阅读原文<<