No match for argument: oracle-rdbms-server-11gR2-preinstall

При установке утилиты oracle-rdbms-server-11gR2-preinstall возникла ошибка:

[root@dbserver ~]# yum install oracle-rdbms-server-11gR2-preinstall
Last metadata expiration check: 1:21:01 ago on Thu 11 Mar 2021 01:33:46 PM +08.
No match for argument: oracle-rdbms-server-11gR2-preinstall
Error: Unable to find a match: oracle-rdbms-server-11gR2-preinstall

Решение взято отсюда

1. Перейти в etc/yum.repos.d
[root@dbserver ~]# cd /etc/yum.repos.d

2. после чего выполнить команду:
[root@dbserver yum.repos.d]# wget http://public-yum.oracle.com/public-yum-ol6.repo

--2021-03-11 14:57:20-- http://public-yum.oracle.com/public-yum-ol6.repo
Resolving public-yum.oracle.com (public-yum.oracle.com)... 95.101.172.175
Connecting to public-yum.oracle.com (public-yum.oracle.com)|95.101.172.175|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 12045 (12K) [text/plain]
Saving to: ‘public-yum-ol6.repo’
public-yum-ol6.repo 100%[=============================================>] 11.76K --.-KB/s in 0.001s
2021-03-11 14:57:21 (20.4 MB/s) - ‘public-yum-ol6.repo’ saved [12045/12045]

3. далее повторяем установку:
[root@dbserver yum.repos.d]# yum install oracle-rdbms-server-11gR2-preinstall

Oracle Linux 8 Latest (x86_64) 591 kB/s | 38 MB 01:05
Latest Unbreakable Enterprise Kernel for Oracle Linux 8 (x86_64) 603 kB/s | 79 MB 02:13
Last metadata expiration check: 0:00:11 ago on Thu 11 Mar 2021 03:01:00 PM +08.
Dependencies resolved.
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