PHP Manual . ... PHP 4 >= 4.1.0) dbplus_resolve -- Resolve host information for relation . int dbplus_resolve ( string relation_name) . ... The behaviour of this function, the name of this function, and anything else documented about this function may change in a future release of PHP without notice. Be warned and use this function at your own risk. dbplus_resolve() will try to resolve the given relation_name and find out internal server id, real hostname and the database path on this host. ...