Extract From PostgreSQL Database
Learn how to use Python to query, extract, and export data from a PostgreSQL database.
We'll cover the following...
Introducing PostgreSQL
Another common relational database used by the industry is PostgreSQL. PostgreSQL is open-sourced and has been around since 1996 so it’s a stable database with great support and community. It’s used primarily as a database for web and analytics applications.
While MySQL is a simple and fast OLTP database, PostgreSQL is a feature-rich database that can handle complex analytical queries and can be used for both OLTP and OLAP use cases.
One of the main advantages of PostgreSQL over MySQL is that PostgreSQL offers support for multiple programming languages, most notably PL/pgSQL.
PL/pgSQL is a procedural programming language for the PostgreSQL database system. It allows users to extend the functionality of PostgreSQL by adding complex logic, for example, control ...