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这篇文章主要介绍“mysql怎么重建本地用户及远程用户”，在日常操作中，相信很多人在mysql怎么重建本地用户及远程用户问题上存在疑惑，小编查阅了各式资料，整理出简单好用的操作方法，希望对大家解答”mysql怎么重建本地用户及远程用户”的疑惑有所帮助！接下来，请跟着小编一起来学习吧！

一、模拟删除破坏用户：laojiang:~ # mysql -uroot -prootmysql> use mysql;mysql> select user,host from user;+----------+------------+| user | host |+----------+------------+| laojiang | % || laojiang | 127.0.0.1 || root | 127.0.0.1 || root | ::1 || root | laojiang || laojiang | localhost || root | localhost || laojiang | laojiang |+----------+------------+8 rows in set (0.00 sec)mysql> delete from user where user='root';Query OK, 4 rows affected (0.00 sec)mysql> select user,host from user;+----------+-----------+| user | host |+----------+-----------+| laojiang | % || laojiang | 127.0.0.1 || laojiang | localhost || laojiang | laojiang |+----------+-----------+4 rows in set (0.00 sec)mysql>

laojiang:~ # service mysql restartShutting down MySQL.. doneStarting MySQL. donelaojiang:~ # mysql -uroot -prootWarning: Using a password on the command line interface can be insecure.ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)laojiang:~ #

二、重建本地用户：laojiang:/etc # vi my.cnf [mysqld]skip-grant-tableslaojiang:~ # service mysql restartShutting down MySQL.. doneStarting MySQL.

laojiang:~ # mysql -uroot -pEnter password: mysql> insert into mysql.user (host, user, password,ssl_cipher,x509_issuer,x509_subject) values ('localhost', 'root', password('root'),'','','');Query OK, 1 row affected (0.00 sec)mysql> flush privileges;Query OK, 0 rows affected (0.00 sec)mysql> grant all privileges on *.* to 'root'@'localhost' identified by 'root' with grant option;Query OK, 0 rows affected (0.00 sec)mysql>

laojiang:/etc # vi my.cnf [mysqld]#skip-grant-tableslaojiang:~ # service mysql restartShutting down MySQL.. doneStarting MySQL. done

三、通过本地用户重建远程用户：laojiang:~ # mysql -uroot -prootmysql> select user,host from mysql.user;+----------+-----------+| user | host |+----------+-----------+| laojiang | % || laojiang | 127.0.0.1 || laojiang | localhost || root | localhost || laojiang | laojiang |+----------+-----------+5 rows in set (0.00 sec)

mysql> grant all privileges on *.* to 'root'@'%' identified by 'root' with grant option;Query OK, 0 rows affected (0.00 sec)

mysql> select user,host from mysql.user;+----------+-----------+| user | host |+----------+-----------+| laojiang | % || root | % || laojiang | 127.0.0.1 || laojiang | localhost || root | localhost || laojiang | laojiang |+----------+-----------+6 rows in set (0.00 sec)

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到此，关于“mysql怎么重建本地用户及远程用户”的学习就结束了，希望能够解决大家的疑惑。理论与实践的搭配能更好的帮助大家学习，快去试试吧！若想继续学习更多相关知识，请继续关注网站，小编会继续努力为大家带来更多实用的文章！