How To Install abc on CentOS 8

One-liner Install Command

If you are only interested in the installation command, here is a quick answer for you:

sudo yum makecache && sudo yum -y install solr-common

sudo dnf makecache && sudo dnf -y install solr-common

But if you are interested in the details with step-by-step instructions, the following information will be helpful.

What is abc and How to Install It?

First things first, you will need access to a server or computer running CentOS 8. This guide was written specifically with a server running CentOS 8 in mind, although it should also work on older, supported versions of the operating system.

Also, make sure you are running a regular, non-root user with sudo privileges configured on your server. When you have an account available, log in as your non-root user to begin.

There are several ways to install abc on CentOS 8. You can use (links are clickable):

In the following sections, we will describe each method in detail. You can choose one of them or refer to the recommended one.

Install abc on CentOS 8 using dnf

First, update dnf packages database with dnf by running the next command:

sudo dnf makecache --refresh

After updating database, You can install abc using dnf by running the following command:

sudo dnf -y install solr-common

Install abc on CentOS 8 using yum

Because abc is available in CentOS 8’s default repositories, it is possible to install it from these repositories using the yum packaging system.

To begin, update local packages database with yum using the following command.

sudo yum makecache --refresh

Now can install abc package on your server/computer by running the following command:

sudo yum -y install solr-common

How to upgrade (update) a single package abc using yum?

To update all the packages available on the system:

yum update

If you want to update a specific package like abc in this example you should use the following command:

yum update solr-common

To downgrade a package to an earlier version:

yum downgrade solr-common

How to Upgrade abc on CentOS 8 with dnf?

When you run the dnf update, all system packages with available updates are updated. However, if you want to upgrade a single package, then you would have to pass the package name as the argument to the dnf update command.

dnf update solr-common

How To remove abc from CentOS 8

To uninstall only the abc package you can execute the following command:

sudo dnf remove solr-common

Extra info and code examples

Solr is an open source enterprise search server based on the Lucene Java search library, with XML/HTTP and JSON APIs, hit highlighting, faceted search, caching, replication, and a web administration interface. It runs in a Java servlet container such as Tomcat. This package provides the common files for Solr. Install solr-tomcat or solr-jetty to use Solr under Tomcat or Jetty. This package also contains the dataimporthandler contrib while omitting dataimporthandler-extras, clustering, extraction and velocity due to missing dependencies. libmysql-java is necessary to connect the dataimporthandler to MySQL.

Conclusion

You now have a full guide on how to install abc using dnf and yum package managers. Also, we showed how to update manually as a single package and different ways to uninstall the abc from CentOS 8.

See also: