MySQL is a widely used, open-source relational database management system (RDBMS). It stores data in tables with rows and columns, and uses SQL (Structured Query Language) for managing and querying that data. It's known for its reliability, performance, and ease of use, making it a popular choice for web applications, e-commerce platforms, and various other data-intensive applications.

Here's a more detailed explanation:

Relational Database

MySQL organizes data into tables with rows and columns, defining relationships between different pieces of data.

Open Source

It’s freely available to use, modify, and distribute under the GNU General Public License.

SQL

MySQL uses SQL as its standard language for interacting with the database, allowing users to create, read, update, and delete data.

Popularity

It’s a very popular choice for web development, powering many well-known websites and applications.

Management System

MySQL is a complete system for managing a database, including tools for administration, security, and performance optimization.