:- persistent app_info(key:atom, value:any). open_db(_) :- db_attached(_), !. open_db(Dir) :- setting(database, Spec), atom_concat(Dir, Spec, PathFile), db_attach(PathFile, [sync(close)]), !.
I expect to see app_info.db in the directory, but I don’t find anything there.
?- db_attach('/opt/ptasker/app_info.db', ). true.
I try to create it manually, but I still don’t see the file