1、# yum install libaio //MySQL依赖包

2、# rpm -ivh mysql-community-libs-5.7.17-1.el6.x86_64.rpm mysql-community-client-5.7.17-1.el6.x86_64.rpm mysql-community-common-5.7.17-1.el6.x86_64.rpm mysql-community-server-5.7.17-1.el6.x86_64.rpm //安装mysql

3、#/etc/init.d/mysqld start //开启mysql

Starting mysqld (via systemctl): [ OK ]//开启成功

4、#cat /var/log/mysqld.log //查看mysql的初始密码

2017-04-12T08:08:09.129189Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).

2017-04-12T08:08:10.300168Z 0 [Warning] InnoDB: New log files created, LSN=45790

2017-04-12T08:08:10.376838Z 0 [Warning] InnoDB: Creating foreign key constraint system tables.

2017-04-12T08:08:10.394301Z 0 [Warning] No existing UUID has been found, so we assume that this is the first time that this server has been started. Generating a new UUID: 2b1bbadd-1f57-11e7-a13b-f23c91bcd804.

2017-04-12T08:08:10.395575Z 0 [Warning] Gtid table is not ready to be used. Table 'mysql.gtid_executed' cannot be opened.

2017-04-12T08:08:10.397081Z 1 [Note] A temporary password is generated for root@localhost:VIsoqx.z:4!L(密码)

2017-04-12T08:08:12.994015Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).

5、#mysql -u root -p VIsoqx.z:4!L //登录mysql

6、ALTER USER 'root'@'localhost' IDENTIFIED BY 'your_new_password';

至此，mysql安装配置成功 CentOS7使用rpm包安装mysql 5.7.18

以下命令是开启mysql的远程访问：

UPDATE user SET HOST = '%' WHERE USER ='root';

FLUSH PRIVILEGES;