Cosmin Apreutesei wrote to to Lua, firebird-tools, LuaRocks mailing lists :

Good news everyone,

Firebird’s Lua binding v0.5.0 is out!

Quick changelog:

improved automated testing suite:

now testing against all 2.0-2.5 firebird and fbembed releases to date on win32 and linux32 (linux64 coming with the next version of alien)

server binary bundles including start/stop scripts are now available for download making it trivial to setup a testing environment

improved st:run()/st:fetch() handling based on statement type

added support for SQL_NULL type (fb 2.5+)

added at:sqlcode(), at:sqlstate(), at:sqlerrors(), at:errors(),at:full_status()

added at:start_transaction()

added st:row()

bug fixing, refactoring and documentation updates

Rockspeck and zip package here: http://code.google.com/p/fbclient/source/browse/

The next version will include a reflection module for metadata export

and schema comparison and synchronization between two databases.

Feedback welcome!

Enjoy!

PS: Could someone please update the rockspec in the LR repo, thanks!