Published December 13, 2023PostgreSQL is a fast-growing and popular open-source database known for its reliability, cost-effectiveness, advanced features, and extensive ecosystem of tools.Born from the Berkeley POSTGRES project, the PostgreSQL database was designed for single-server deployments, meaning that a single primary instance stores a consistent copy of all application data and handles both read and write requests.To scale read workloads, the primary instance is often supplemented with r...