"Secrets of Firebird SQL Optimizer" Book Released in Portuguese, German, and Polish
The book "Secrets of Firebird SQL Optimizer" is now immediately available in five languages: English, Russian, Portuguese, German, and Polish.
This book offers deep insights into how Firebird queries work internally, combining both theoretical concepts and practical examples. It is provided in PDF and EPUB formats.
Sample chapters are available for download on the book's page.
100% of the profits from book sales are donated through Firebird Shop commission to the Firebird Foundation, directly supporting Firebird development.
-50% discount
Today and tomorrow are the last days to take advantage of our special New Year discount of 50% off: use coupon code xmas2025book!
Select your language and apply discount (prices below are shown before 50% discount)::