Method operator()

src/leveldb/db/memtable.cc:28–34

size_t MemTable::ApproximateMemoryUsage() { return arena_.MemoryUsage(); }

int MemTable::KeyComparator::operator()(const char* aptr,
                                        const char* bptr) const {
  // Internal keys are encoded as length-prefixed strings.
  Slice a = GetLengthPrefixedSlice(aptr);
  Slice b = GetLengthPrefixedSlice(bptr);
  return comparator.Compare(a, b);
}

// Encode a suitable internal key target for "target" and return it.
// Uses *scratch as scratch space, and the returned pointer will point