> Wow, that sounds interesting.
> I am sorry but I dont know how that works, could you tell me anything
> else about this or where could I read?

In release notes. :)

In few words:

JDBC URL jdbc:firebirdsql:embedded:/path/to/database.fdb

and in path (actually java.library.path)

jaybird.dll (JayBird 1.5.x) or jaybird2.dll (JayBird 2.0 beta)
fbembed.dll

For Linux you need corresponding .so libs (read release notes about
concurrency)

Roman