[root@dyw219 ~]# yum install mysql
[root@dyw219 ~]# mysql -h kvm3.deyu.wang -uhosttest -p123qwe Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 36 Server version: 5.5.5-10.3.11-MariaDB MariaDB Server Copyright (c) 2000, 2016, 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> quit; Bye
[root@dyw219 ~]# mysql -h kvm3.deyu.wang -uroot -p123qwe ERROR 1045 (28000): Access denied for user 'root'@'deyu.wang' (using password: YES)
[root@kvm3 ~]# mysql -uhosttest -p123qwe ERROR 1045 (28000): Access denied for user 'hosttest'@'localhost' (using password: YES)