⚙️ SQL Database Engines
An SQL database engine is the software that implements the necessary logic to save, query, update, and delete information using the SQL language.
Main SQL database engines
- MySQL
- Widely used for web, enterprise applications, and open source.
- PostgreSQL
- Powerful, with advanced support for complex queries, open source.
- Oracle Database
- Used in large companies, stands out for robustness and performance.
- Microsoft SQL Server
- Popular in corporate environments, especially with Windows systems.
- MariaDB
- Derived from MySQL, improved and entirely free.
- SQLite
- Lightweight, requires no server, ideal for mobile apps and desktop.
- IBM Db2
- IBM engine for enterprise applications and banking.
- SAP HANA
- In-memory engine, high performance for large enterprises.
- Amazon Aurora
- Cloud engine compatible with MySQL and PostgreSQL on AWS.
- Firebird
- Open source cross-platform SQL engine.
Other popular or specific engines
- Google Cloud SQL (cloud-based, compatible with MySQL and PostgreSQL)
- Interbase (used in specific environments)
- Informix (strong in real-time data processing)
- Teradata (large scale data analytics)
- Ingres, Altibase, MaxDB (less used, but relevant in certain sectors)
Note
Although most use standard SQL, each engine may have its own extensions and functions.
When choosing an engine, you should consider: application type, data volume, budget, community, and technical support.