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From freshmeat]
Firebird is a relational database offering many ANSI SQL-92 features that runs on Linux, Windows, and a variety of Unix platforms. It offers excellent concurrency, high performance, and powerful language support for stored procedures and triggers.
Major bugs have been fixed in this release.
The article continues at
http://freshmeat.net/projects/firebird/?branch_id=35700&release_id=197197
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