# Relational Database Management System (RDBMS)

Software that creates, protects, queries, and updates relational databases.

## What is **Relational Database Management System (RDBMS)** in a relational database?

**Relational Database Management System (RDBMS)** — Software that creates, protects, queries, and updates relational databases.

Level: Novice · [More Database terms at this level](https://www.ask-codey.com/glossary/subjects/database/novice)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/relational-database-management-system-rdbms