C:\Program Files\MariaDB 10.2\bin>mysql admin -u root password "x123456789"mysql  Ver 15.1 Distrib 10.2.4-MariaDB, for Win64 (AMD64)Copyright (c) 2000, 2016, Oracle, MariaDB Corporation Ab and others.C:\Program Files\MariaDB 10.2\bin>mysql -u root -pEnter password: **********Welcome to the MariaDB monitor.  Commands end with ; or \g.Your MariaDB connection id is 14Server version: 10.2.4-MariaDB mariadb.org binary distributionCopyright (c) 2000, 2016, Oracle, MariaDB Corporation Ab and others.Type ‘help;‘ or ‘\h‘ for help. Type ‘\c‘ to clear the current input statement.MariaDB [(none)]> set password for ‘root‘@‘localhost‘=password(‘x123456789‘);Query OK, 0 rows affected (0.00 sec)MariaDB [(none)]> flush privileges;Query OK, 0 rows affected (0.00 sec)