MySQL is an open-source relational database management system (RDBMS) that uses Structured Query Language (SQL). Key features include:

• ACID Compliance: Ensures data integrity through Atomicity, Consistency, Isolation, and Durability
• Cross-platform: Runs on various operating systems (Linux, Windows, macOS)
• Storage Engines: Supports multiple storage engines like InnoDB, MyISAM, Memory
• Replication: Master-slave and master-master replication support
• Partitioning: Horizontal partitioning for large tables
• Triggers and Stored Procedures: Server-side programming capabilities
• Full-text Indexing: Advanced text search capabilities
• High Performance: Optimized for speed and reliability