Subject Re: [firebird-support] What the best way to to join 2 tables accross 2 databases ?
Author Helen Borrie
At 02:19 PM 19/03/2012, Alexandre Benson Smith wrote:

>You can do cross database joins using execute statement in FB 2.5.

It's true that you can perform DML in an external database from within a PSQL module in v.2.5, using the EXECUTE STATEMENT extensions. But, no, you can't do cross-database joins in Firebird at all. It won't happen until Firebird supports database namespaces, which is not yet.