The third seminar of "Firebird 2017 Tour: Performance Optimization" will take place on November 3, in Moscow, Russia.
Meanwhile, please read the feedback of attendees from Prague and Bad Sassendorf and take a look on preview of Vlad Khorsun keynote presentation "Firebird Performance".

The first version (200 pages) of the German translation of Firebird 2.5 Language Reference is ready - you can download it here.
Many thanks to Martin Koeditz, the editor of German version!

Despite the fact that Firebird 3 was released more than 1 year ago and there is already 3.0.2 release, many people still have doubts and questions regarding migration to Firebird 3. In this article, there are some useful tips and tricks regarding the migration.
Also, there is a book Migration Guide, completely devoted to the migration process.