linux系統自帶的repo是不會自動更新每個軟件的最新版本（基本都是比較靠后的穩定版），所以無法通過yum方式安裝MySQL的高級版本。所以我們需要先安裝帶有當前可用的mysql5系列社區版資源的rpm包。

#安裝rpm包

[root@openstack-node1 ~]# rpm -Uvh http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm Retrieving http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm PReparing… ################################# [100%] Updating / installing… 1:mysql-community-release-el7-5 ################################# [100%] 查看當前可用的mysql安裝資源： [root@openstack-node1 ~]# yum repolist enabled | grep “mysql.-community.” !mysql-connectors-community/x86_64 MySQL Connectors Community 2 !mysql-tools-community/x86_64 MySQL Tools Community 3 !mysql56-community/x86_64 MySQL 5.6 Community Server 22 [root@openstack-node1 ~]# yum -y install mysql-community-server Loaded plugins: fastestmirror, langpacks base | 3.6 kB 00:00 epel/x86_64/metalink | 4.9 kB 00:00 extras | 3.4 kB 00:00 mysql-connectors-community | 2.5 kB 00:00 mysql-tools-community | 2.5 kB 00:00 mysql56-community | 2.5 kB 00:00 updates | 3.4 kB 00:00 updates/7/x86_64/primary_db | 4.9 MB 00:05 ……………………

Installing : mysql-community-common-5.6.30-2.el7.x86_64 1/4 Installing : mysql-community-libs-5.6.30-2.el7.x86_64 2/4 Installing : mysql-community-client-5.6.30-2.el7.x86_64 3/4 Installing : mysql-community-server-5.6.30-2.el7.x86_64 4/4 Verifying : mysql-community-client-5.6.30-2.el7.x86_64 1/4 Verifying : mysql-community-common-5.6.30-2.el7.x86_64 2/4 Verifying : mysql-community-libs-5.6.30-2.el7.x86_64 3/4 Verifying : mysql-community-server-5.6.30-2.el7.x86_64 4/4

Installed: mysql-community-server.x86_64 0:5.6.30-2.el7

Dependency Installed: mysql-community-client.x86_64 0:5.6.30-2.el7 mysql-community-common.x86_64 0:5.6.30-2.el7 mysql-community-libs.x86_64 0:5.6.30-2.el7

Complete!

#安裝成功后，將其加入開機啟動

[root@typecodes ~]# systemctl enable mysqld

#啟動mysql服務進程

[root@typecodes ~]# systemctl start mysqld

#配置mysql（設置密碼等）

[root@typecodes ~]# mysql_secure_installation