SQL Server 2019 为所有数据工作负载带来了创新的安全性和合规性功能、业界领先的性能、任务关键型可用性和高级分析，现在还支持内置的大数据。
准备工作
系统版本：Centos7.7 ，内存4G（SQL Server内存要求至少2G），硬盘40G，1核CPU
SQL Server版本：SQL Server 2019
SQL Server Management Studio 版本：V18.4，安装在windows客户端，Windows 2008R2(64位)或Windows8.1(64位)以上
关闭SELINUX
代码语言：javascript复制[root@localhost ~]# sed -i '/^SELINUX/s/enforcing/disabled/g' /etc/selinux/config && setenforce 0添加软件源并安装依赖包
代码语言：javascript复制[root@localhost ~]# curl https://packages.microsoft.com/config/rhel/7/prod.repo -o /etc/yum.repos.d/msprod.repo[root@localhost ~]# yum -y install mssql-tools unixODBC-devel bzip2 gdb libsss_nss_idmap cyrus-sasl cyrus-sasl-gssapi
安装SQL Server2019
下载文章上面提供的SQL Server2019，上传到服务器并安装
代码语言：javascript复制[root@localhost ~]# rpm -ivh mssql-server-15.0.4003.23-3.x86_64.rpmPreparing... ################################# [100%]Updating / installing... 1:mssql-server-15.0.4003.23-3 ################################# [100%] -------------------------------------------------------------- Please run 'sudo /opt/mssql/bin/mssql-conf setup'to complete the setup of Microsoft SQL Server -------------------------------------------------------------- 运行初始化配制
代码语言：javascript复制[root@localhost ~]# /opt/mssql/bin/mssql-conf setup usermod: no changesChoose an edition of SQL Server: 1) Evaluation (free, no production use rights, 180-day limit) 2) Developer (free, no production use rights) 3) Express (free) 4) Web (PAID) 5) Standard (PAID) 6) Enterprise (PAID) - CPU Core utilization restricted to 20 physical/40 hyperthreaded 7) Enterprise Core (PAID) - CPU Core utilization up to Operating System Maximum 8) I bought a license through a retail sales channel and have a product key to enter. Details about editions can be found athttps://go.microsoft.com/fwlink/?LinkId=2109348&clcid=0x409 Use of PAID editions of this software requires separate licensing through aMicrosoft Volume Licensing program.By choosing a PAID edition, you are verifying that you have the appropriatenumber of licenses in place to install and run this software. Enter your edition(1-8): 3 #这里选择了Express版本The license terms for this product can be found in/usr/share/doc/mssql-server or downloaded from:https://go.microsoft.com/fwlink/?LinkId=2104294&clcid=0x409 The privacy statement can be viewed at:https://go.microsoft.com/fwlink/?LinkId=853010&clcid=0x409 Do you accept the license terms? [Yes/No]:Yes #输入Yes接受许可条目 Enter the SQL Server system administrator password: #设置SA管理员密码Confirm the SQL Server system administrator password: Configuring SQL Server... The licensing PID was successfully processed. The new edition is [Express Edition].ForceFlush is enabled for this instance. ForceFlush feature is enabled for log durability.Created symlink from /etc/systemd/system/multi-user.target.wants/mssql-server.service to /usr/lib/systemd/system/mssql-server.service.Setup has completed successfully. SQL Server is now starting.添加环境变量
代码语言：javascript复制[root@localhost ~]# echo 'export PATH=$PATH:/opt/mssql-tools/bin' > /etc/profile.d/mssql.sh [root@localhost ~]# source !$source /etc/profile.d/mssql.sh防火墙添加服务
代码语言：javascript复制[root@localhost ~]# firewall-cmd --permanent --add-service=mssql success[root@localhost ~]# firewall-cmd --reloadsuccess命令行工具连接测试
代码语言：javascript复制[root@localhost ~]# sqlcmd -S localhost -U saPassword: # 显示系统数据库1> select name,database_id from sys.databases;# 执行2> goname database_id-------------------------------------------------------------------------------------------------------------------------------- -----------master 1tempdb 2model 3msdb 4 (4 rows affected)# 查看软件版本1> SELECT @@VERSION2> go ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Microsoft SQL Server 2019 (RTM-CU1) (KB4527376) - 15.0.4003.23 (X64) Dec 6 2019 14:53:33 Copyright (C) 2019 Microsoft Corporation Express Edition (64-bit) on Linux (CentOS Linux 7 (Core)) (1 rows affected)1>
在客户端连接数据库
安装上面提供的SSMS管理软件，安装完成之后搜索”ssms”，打开该管理软件
输入服务器地址，身份验证选择“SQL Server身份验证”，输入用户名密码，然后连接。
查看一下SQL Server版本
