> Is it possible to have a connection open to a Firebird embedded
> database and have another connection open to a Firebird database on a
> server at the same time from within one program?

yes

>
> Since two different versions of fbclient.dll are needed, how is it done?
>

just use two connection in the application - one to the server and one to
the local file. Make sure the client lib you use is the embedded server
which is a normal client as well as a super server

> I want to copy some rows from some of the tables in a Firebird
> database on a server to the Firebird embedded database. I do not want
> to export the data to a flat file first but instead want to perform
> the copy in one step within the same program.
>

Alan