Tuesday 24 January 2023

How to Install PostgreSQL 10 Database on CentOS 8



PostgreSQL is a free and open-source object-relational database management system (ORDBMS) and is available for various platforms, including Linux, Microsoft Windows, and more. Relational database management systems are a key component of many websites and applications. They provide a structured way to store, organize, and access information. Its binary packages are available in CentOS 8 AppStream repository.

How to Recover Corrupt RPM Database on CentOS 8



Sometime rpm database corrupt message displays during working with RPM or YUM/DNF as shown in below screen. So, rpm database rebuilding requires to work further with RPM or YUM/DNF.

How to Add a Service in Firewall Configuration on CentOS 8 (firewall-cmd)



Firewall is a network security tool that provide network level security based on a set of rules. It has controls on incoming and outgoing traffic.

How to Add a Port in Firewall Configuration on CentOS 8 (firewall-cmd)



Firewall is a network security tool that provide network level security based on a set of rules. It has controls on incoming and outgoing traffic.