# What is a Database, and Why Do We Need One?

A giant, well-organized digital filing cabinet.

![Cheat sheet: What is a Database, and Why Do We Need One?](https://fsdtrainingmedia.blob.core.windows.net/public/images/2026/11/3e5b678f0cbc48c494f51ac601c1b536.webp)

- Category: SQL
- Level: Novice
- Tags: database, sql
- Updated: November 3, 2026

Source: https://www.ask-codey.com/cheat-sheets/introduction-to-databases-what-is-a-database-cheat-sheet