######################## 免密碼登錄設置#################################

subl /etc/mysql/mysql.conf.d/mysqld.cnf

[mysqld]下面添加skip-grant-tables保存后關閉
再次執(zhí)行service mysql restart

#########################下面是修改密碼##############################################

必須root用戶登陸終端

MariaDB [(none)]> 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
MariaDB [mysql]> UPDATE mysql.user SET password = PASSWORD("appleyuchi") WHERE USER = "root";
Query OK, 4 rows affected (0.00 sec)
Rows matched: 4 ?Changed: 4 ?Warnings: 0

MariaDB [mysql]> FLUSH PRIVILEGES;
Query OK, 0 rows affected (0.00 sec)
?

Reference:

[1]https://blog.csdn.net/zwj52pk/article/details/78651647

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