The specifications of Actian Zen v15 specifications indicate that a remote connection can be made with ODBC. The first step is to use a program such as Database Browser to check whether you can open and edit your database via an OBDC connection. It is not clear from your post whether this will work.
Once you manage to open, edit and close your database with, for example, Database Browser, you can use the connection parameters used to gain access to your database with a B4A program via OBDC. More information about JBDC program solutions can be found with a
JDBC search