Milan Babuskov [09-09-29 16.22] :

> AFAIK, only a single Linux user can access the same database file at the
> same time. You can have multiple applications accessing the same
> database file, but they must all be "owned" by the same Linux user. This
> is because only one user can hold a lock on that file.

this could be solved I think if users are members of the same firebird group
why don't you use this setup ?

and as said Vlad, be careful about corruption
if different instances of the engine will use different lock tables