Function GetFileIterator

src/leveldb/db/version_set.cc:211–221

};

static Iterator* GetFileIterator(void* arg, const ReadOptions& options,
                                 const Slice& file_value) {
  TableCache* cache = reinterpret_cast<TableCache*>(arg);
  if (file_value.size() != 16) {
    return NewErrorIterator(
        Status::Corruption("FileReader invoked with unexpected value"));
  } else {
    return cache->NewIterator(options, DecodeFixed64(file_value.data()),
                              DecodeFixed64(file_value.data() + 8));
  }
}

Iterator* Version::NewConcatenatingIterator(const ReadOptions& options,
                                            int level) const {