ubuntu mysql root password忘记解决办法
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mysql -u debian-sys-maint -p
密码在/etc/mysql/debian.cnf里;
执行如下命令;
mysql> use mysql;
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Database changed
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
mysql> update mysql.user set authentication_string=password(‘root’) where user=’root’ and Host =’localhost’;
Query OK, 0 rows affected, 1 warning (0.00 sec)
Rows matched: 1 Changed: 0 Warnings: 1
mysql> update user set plugin=”mysql_native_password”;
Query OK, 1 row affected (0.00 sec)
Rows matched: 4 Changed: 1 Warnings: 0
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
mysql> exit
Bye
gb@gb-VirtualBox:/etc/mysql$ mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 13
Server version: 5.7.30-0ubuntu0.18.04.1 (Ubuntu)
Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type ‘help;’ or ‘\h’ for help. Type ‘\c’ to clear the current input statement.
mysql>
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