设置root密码
“mariabd”是新密码
[root@master /]# mysqladmin -u root password mariadb
[root@master /]# mysql -u root -p
Enter password:
Welcome to the MariaDB monitor. Commands end with ; or \g.
Your MariaDB connection id is 6
Server version: 10.0.19-MariaDB MariaDB Server
Copyright (c) 2000, 2015, Oracle, MariaDB Corporation Ab and others.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
MariaDB [(none)]> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| test |
+--------------------+
4 rows in set (0.00 sec)
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]> show tables;
+---------------------------+
| Tables_in_mysql |
+---------------------------+
| column_stats |
| columns_priv |
| db |
| event |
远程登陆设置
以通配符%的内容增加主机/IP地址，也可以直接增加某个特定IP地址
[root@master network-scripts]# mysql -u root -p
Enter password:
MariaDB [(none)]> use mysql;
MariaDB [mysql]> select host,user from user;
+---------------------+------+
| host | user |
+---------------------+------+
| 127.0.0.1 | root |
| localhost | |
| localhost | root |
| master.cloudera.com | |
| master.cloudera.com | root |
+---------------------+------+
5 rows in set (0.00 sec)
MariaDB [mysql]> update user set host='%' where user='root' and host='localhost';
MariaDB [mysql]> select host,user from user;
+---------------------+------+
| host | user |
+---------------------+------+
| % | root |
| 127.0.0.1 | root |
| localhost | |
| master.cloudera.com | |
| master.cloudera.com | root |
+---------------------+------+
5 rows in set (0.00 sec)
MariaDB [mysql]> flush privileges;
Query OK, 0 rows affected (0.00 sec)
HeidiSQL客户端登陆
网络类型：MySQL
主机名/IP：
用户名：root
密码：mariadb
端口：3306