PostgreSQL is a powerful, open source object-relational database system. It has more than 15 years of active development and a wide user base. It is used by many large organizations, including Walmart, Craigslist, and the United States Internal Revenue Service.
A database is a collection of data that is organized in a specific way. A database can be used to store information about anything. A company might use a database to store information about its customers, products, and sales. A …
