Firebird Project is happy to announce general availability of Firebird 2.5.1 This sub-release introduces several bug fixes and many important improvements – for example, performance improvements during a database restore, the ability to write to global temporary tables in read-only databases, etc. For the full list of changes please refer to the Release Notes, Chapter 2 “New in Firebird 2.5”. Firebird 2.5.1 has 100% compatible on-disk structure with Firebird 2.5.0, so it is recommended to migrate to 2.5.1 as soon as possible.

There is a substantial number of bug fixes, this sub-release takes in a few minor improvements and optimizations that missed the initial release. In summary: