- local rrs = get(self.cache, rr.class, type, rr.name) or
- set(self.cache, rr.class, type, rr.name, setmetatable({}, rrs_metatable));
+ local rrs = get(self.cache, qclass, type, qname) or
+ set(self.cache, qclass, type, qname, setmetatable({}, rrs_metatable));