Databases & Data Storage

RDBMS

Definition

A Relational Database Management System (RDBMS) is a program that allows you to create, update, and administer a relational database. Most RDBMSs use the SQL language to access the database.

Why It Matters

RDBMSs have been the dominant type of database for decades, providing a robust and reliable way to store and manage structured data for countless applications.

Contextual Example

MySQL, PostgreSQL, Oracle Database, and Microsoft SQL Server are all examples of popular RDBMSs.

Common Misunderstandings

  • An RDBMS is the software that manages a relational database.
  • The key features of an RDBMS are its relational model (data in tables) and its use of SQL.

Related Terms

Last Updated: December 19, 2025