2985         : map_(map), owned_(owned), iter_(map_->end()) {}  in ModelIter()
2989     bool Valid() const override { return iter_ != map_->end(); }  in Valid()
2990     void SeekToFirst() override { iter_ = map_->begin(); }  in SeekToFirst()
2993         iter_ = map_->end();  in SeekToLast()
2995         iter_ = map_->find(map_->rbegin()->first);  in SeekToLast()
2999       iter_ = map_->lower_bound(k.ToString());  in Seek()
3002       iter_ = map_->upper_bound(k.ToString());  in SeekForPrev()
3005     void Next() override { ++iter_; }  in Next()
3007       if (iter_ == map_->begin()) {  in Prev()
3008         iter_ = map_->end();  in Prev()
3011       --iter_;  in Prev()
3014     Slice key() const override { return iter_->first; }  in key()
3015     Slice value() const override { return iter_->second; }  in value()
3021     KVMap::const_iterator iter_;  member in ROCKSDB_NAMESPACE::ModelDB::ModelIter