What is a MySQL database?

Learn more about the MySQL database and its advantages in web applications. This encyclopedia entry also explains typical application areas and usage gain an overview of the RDBMS.

What is a MySQL database?

The MySQL database is a widely used relational database management system (RDBMS) in open source licensing, used mainly by web applications. It was developed by the Swedish company MySQL AB, which is now a part of Oracle. The main functions of the MySQL database include storing, managing and organizing structured data in relational tables, querying and manipulating this data, and ensuring the integrity and security of this data.

Advantages of MySQL databases

  • Simplicity: MySQL database is easy to install, configure and manage. The ease of use of MySQL makes it ideal for beginners and small to medium web applications.
  • Optimized for web development: MySQL has optimized features and tools designed specifically for web development environments. Therefore, it is particularly well suited for web applications and is often used in combination with popular web development languages such as PHP.
  • Performance: MySQL database provides high performance and speed in processing and querying large amounts of data.
  • Open Source: MySQL is open source and can be used free of charge. This makes it a cost-effective solution for developers and companies.
  • Extensibility: With MySQL it is possible to develop and implement own functions and extensions. This allows users to tailor their databases to their individual needs.

Application areas of MySQL databases

MySQL finds application in various fields, the main one being web development. Here are some examples:

  • Content management systems (CMS) such as WordPress, Joomla and Drupal often use MySQL databases to manage their data.
  • E-commerce platforms like WooCommerce or Magento use MySQL to manage user data, products, prices and orders.
  • Web applications that manage user data, inventory, or other structured data benefit from the efficient and easy data management enabled by MySQL databases.


MySQL database is a flexible, powerful and cost-effective solution for managing structured data in web applications. It offers a number of advantages that make it a popular choice among developers and webmasters. Especially in combination with web development languages like PHP and content management systems like WordPress, MySQL plays a central role in web data management.

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