由于依赖 /etc/redhat-release，在 EC2 上的 Amazon Linux 2 上安装 postgres 9.6 rpm 的 yum 失败
以下是日志
sudo yum install https://download.postgresql.org/pub/repos/yum/9.6/redhat/rhel-7-x86_64/pgdg-centos96-9.6-3.noarch.rpm
Loaded plugins: extras_suggestions, langpacks, priorities, update-motd
pgdg-centos96-9.6-3.noarch.rpm | 5.6 kB 00:00:00
Examining /var/tmp/yum-root-BrRLfO/pgdg-centos96-9.6-3.noarch.rpm: pgdg-redhat-repo-42.0-4.noarch
Marking /var/tmp/yum-root-BrRLfO/pgdg-centos96-9.6-3.noarch.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package pgdg-redhat-repo.noarch 0:42.0-4 will be installed
--> Processing Dependency: /etc/redhat-release for package: pgdg-redhat-repo-42.0-4.noarch amzn2-core | 2.4 kB 00:00:00
--> Processing Dependency: /etc/redhat-release for package: pgdg-redhat-repo-42.0-4.noarch
--> Finished Dependency Resolution
Error: Package: pgdg-redhat-repo-42.0-4.noarch (/pgdg-centos96-9.6-3.noarch)
Requires: /etc/redhat-release
答案1
尝试sudo amazon-linux-extras
亚马逊有专门的渠道
https://aws.amazon.com/amazon-linux-2/faqs/#Amazon_Linux_Extras
答案2
从https://techviewleo.com/install-postgresql-12-on-amazon-linux/
sudo yum -y update
sudo tee /etc/yum.repos.d/pgdg.repo<<EOF
[pgdg12]
name=PostgreSQL 12 for RHEL/CentOS 7 - x86_64
baseurl=https://download.postgresql.org/pub/repos/yum/12/redhat/rhel-7-x86_64
enabled=1
gpgcheck=0
EOF
sudo yum makecache
sudo yum install postgresql12 postgresql12-server