How To Install and Use PostgreSQL
[Relational database management systems](https://www.digitalocean.com/community/tutorials/sqlite-vs-mysql-vs-postgresql-a-comparison-of-relational-database-management-systems) are a key component of many web sites and applications, providing a structured way to store, organize, and access information. [PostgreSQL](https://www.postgresql.org/), or Postgres, is a popular [SQL](https://en.wikipedia.org/wiki/SQL) based relational database management system. Choose your operating system below to learn how to install Postgres on your server.
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