mysql 初始化

一、centos7下mysql 安装配置

　　yum -y install mariadb*

　　systemctl start mariadb.service

　　systemctl enable mariadb.service

二、初始化

  [root@web]#mysql
 Welcome to the MariaDB monitor.  Commands end with ; or \g.
 Your MariaDB connection id is
 Server version: 5.5.-MariaDB MariaDB Server

 Copyright (c) , , Oracle, MariaDB Corporation Ab and others.

 Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

 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 databases;
 MariaDB [mysql]> show databases;
 +--------------------+
 | Database           |
 +--------------------+
 | information_schema |
 | mysql              |
 | performance_schema |
 | test               |
 +--------------------+
  rows in set (0.00 sec)

 MariaDB [mysql]> use mysql
 Database changed
 MariaDB [mysql]> update user set password=PASSWORD('cXP123456') where user='root';   #设置密码
 Query OK,  rows affected (0.00 sec)
 Rows matched:   Changed:   Warnings: 

 MariaDB [mysql]> flush privileges
     -> ;
 Query OK,  rows affected (0.01 sec)

 MariaDB [mysql]> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'cXP123456';   #设置远程登录
 Query OK,  rows affected (0.00 sec)

 MariaDB [mysql]> flush privileges;
 Query OK,  rows affected (0.00 sec)

 MariaDB [mysql]> exit
 Bye