Expressive Developer Features: It includes the SQL standard MERGE command that lets users write conditional SQL statements that can include INSERT, UPDATE, and DELETE actions within a single statement.Improved Sort Performance and Compression: There has been an improvement in in-memory and on-disk sorting algorithms as viewed form benchmarks.This outputs the log data using a defined JSON structure, thus allowing the logs to be processed in structured logging systems. Logging and Configuration Enhancements: It introduces a new logging format known as jsonlog.It has been in active development for over 30 years resulting in high resilience and performance with notable levels of data integrity. PostgreSQL was first developed in 1986 as part of the Postgres project at the University of California at Berkeley. PostgreSQL is an open-source database management system that holds a high reputation in robustness, reliability, and data integrity. In this short article we shall perform the installation of PostgreSQL 15 on CentOS 7 / RHEL 7.

Postgresql install centos 7