[root@c7 ~]# cat /etc/redhat-release              #系统版本

CentOS Linux release 7.1.1503 (Core) 

[root@c7 ~]# firewall-cmd --state                 #查看firewall状态，关闭firewall

running

[root@c7 ~]# systemctl stop firewalld.service     #关闭

[root@c7 ~]# systemctl disable firewalld.service  #开机不启动

rm '/etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service'

rm '/etc/systemd/system/basic.target.wants/firewalld.service'

[root@c7 ~]# systemctl disable firewalld.service  #开机不启动

[root@c7 ~]# firewall-cmd --state                 #已关闭firewall

not running

[root@c7 yum.repos.d]# pwd                        #进入/etc/yum.repos.d下载二个yum源文件

/etc/yum.repos.d

[root@c7 yum.repos.d]# wget https://packages.microsoft.com/config/rhel/7/mssql-server.repo

[root@c7 yum.repos.d]# wget https://packages.microsoft.com/config/rhel/7/prod.repo

[root@c7 yum.repos.d]# yum search mssql           #查看源信息，已有包信息

mssql-server.x86_64 : Microsoft(R) SQL Server(R) Relational Database Engine

mssql-server-ha.x86_64 : Microsoft(R) SQL Server(R) Relational Database Engine

mssql-tools.x86_64 : Tools for Microsoft(R) SQL Server (R)

....略

[root@c7 yum.repos.d]# yum install -y mssql-server mssql-tools    #安装服务和工具

...略

已安装:

  mssql-server.x86_64 0:14.0.1.246-6

已安装:

  mssql-tools.x86_64 0:14.0.1.246-1 

[root@c7 ~]# cd /opt/mssql/bin/                   #进入sql目录

[root@c7 bin]# ls                                 #下面有启动的文件

compress-dump.sh  generate-core.sh  mssql-conf  sqlpackage  sqlservr  sqlservr-setup  sqlservr-telemetry

[root@c7 bin]# ./sqlservr-setup                   #执行此文件，依照提示设置密码等信息

Microsoft(R) SQL Server(R) Setup

You can abort setup at anytime by pressing Ctrl-C. Start this program

with the --help option for information about running it in unattended

mode.

Please enter a password for the system administrator (SA) account:         设置密码

Please confirm the password for the system administrator (SA) account:     确认密码

Setting system administrator (SA) account password...

Do you wish to start the SQL Server service now? [y/n]: y                   开启服务

Do you wish to enable SQL Server to start on boot? [y/n]: y                 开机启动服务

ln -s '/usr/lib/systemd/system/mssql-server.service' '/etc/systemd/system/multi-user.target.wants/mssql-server.service'

ln -s '/usr/lib/systemd/system/mssql-server-telemetry.service' '/etc/systemd/system/multi-user.target.wants/mssql-server-telemetry.service'

Setup completed successfully.

[root@c7 bin]# systemctl status mssql

mssql.service

   Loaded: not-found (Reason: No such file or directory)

   Active: inactive (dead)

[root@c7 ~]# sqlcmd -S localhost -U sa

Password: 

1> select db_name();

2> go

--------------------------------------------------------------------------------------------------------------------------------

master  

[root@c7 ~]# hostname -I

192.168.2.117