void add_map_db2targets(std::string db,
std::list<std::string> targets,
std::string route);
void add_map_db2target(std::string db,
std::string target,
std::string route);
void add_map_db2targets(std::string db,
std::list<std::string> targets,
std::string route);
void add_map_db2target(std::string db,
std::string target,
std::string route);