Firebird 2.5 is a relational database offering many ANSI SQL standard features that runs on Linux. The app offers excellent concurrency, high performance, and powerful language support for stored procedures and triggers.
Firebird 2.5 a highly attractive choice for all types of software developers. The mix of high performance, small footprint, supreme scalability, silent and simple installation and royalty free deployment. The "super classic" architecture uses a new thread to handle each connection. This allows for good scaling on multiprocessor machines without consuming too much operating system resources.
Some of the Firebird 2.5’s major features:
Features excellent concurrency, performance, powerful stored procedure and trigger language.