mysql5.7升级到mariadb-server-10.0

88224759 2020-01-31

5.7############################..............................................................................................]
The file /var/lib/mysql/debian-5.7.flag indicated a
version that cannot automatically be upgraded. Therefore the
previous data directory will be renamed to /var/lib/mysql-5.7 and
a new data directory will be initialized at /var/lib/mysql.
Please manually export/import your data (e.g. with mysqldump) if needed.
invoke-rc.d: could not determine current runlevel
Unpacking mariadb-server-10.0 (10.0.38-0ubuntu0.16.04.1) ...
Selecting previously unselected package mariadb-server.##############################.......................................................................................................]
Preparing to unpack .../mariadb-server_10.0.38-0ubuntu0.16.04.1_all.deb ...
Unpacking mariadb-server (10.0.38-0ubuntu0.16.04.1) ...#################################....................................................................................................]
Processing triggers for man-db (2.7.5-1) ...#################################################...............................................................................................]
Processing triggers for systemd (229-4ubuntu21.2) ...
Processing triggers for ureadahead (0.100.0-19) ...
Setting up libdbd-mysql-perl (4.033-1ubuntu0.1) ...################################################.........................................................................................]
Setting up mariadb-client-core-10.0 (10.0.38-0ubuntu0.16.04.1) ...#######################################...................................................................................]
Setting up mariadb-client-10.0 (10.0.38-0ubuntu0.16.04.1) ...##################################################.............................................................................]
Setting up mariadb-server-core-10.0 (10.0.38-0ubuntu0.16.04.1) ...##################################################........................................................................]
Setting up mariadb-server-10.0 (10.0.38-0ubuntu0.16.04.1) ...#############################################################..................................................................]
Installing new version of config file /etc/apparmor.d/usr.sbin.mysqld ...
Installing new version of config file /etc/init.d/mysql ...
Installing new version of config file /etc/logrotate.d/mysql-server ...
Installing new version of config file /etc/mysql/debian-start ...
invoke-rc.d: could not determine current runlevel############################################################################...............................................................]
 * Stopping MariaDB database server mysqld                                                                                                                       [ OK ]
Setting up mariadb-server (10.0.38-0ubuntu0.16.04.1) ...########################################################################............................................................]
Processing triggers for systemd (229-4ubuntu21.2) ...#################################################################################......................................................]
Processing triggers for ureadahead (0.100.0-19) ...of script `mysql‘ overrides LSB defaults (0 1 6).
:/etc/init.d# 

mysqladmin -uroot -p  root

mysql -uroot -proot

SET password for ‘root‘@‘localhost‘=password(‘root‘);




MariaDB [mysql]> select user, plugin from mysql.user;
+------+-------------+
| user | plugin      |
+------+-------------+
| root | unix_socket |
+------+-------------+
1 row in set (0.00 sec)

update mysql.user set authentication_string=PASSWORD(‘root‘), plugin=‘mysql_native_password‘ where user=‘root‘;

flush privileges;

Mariadb修改root密码 - KeithTt - 博客园
https://www.cnblogs.com/keithtt/p/6922378.html

ERROR 1698 (28000): Access denied for user ‘root‘@‘localhost‘

解决方案:

mysql - ERROR 1698 (28000): Access denied for user ‘root‘@‘localhost‘ - Stack Overflow
https://stackoverflow.com/questions/39281594/error-1698-28000-access-denied-for-user-rootlocalhost

MySQL ERROR 1698 (28000) 错误 - leolztang - 博客园
https://www.cnblogs.com/leolztang/p/5094930.html

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