280   MemTableIterator(const MemTable& mem, const ReadOptions& read_options,  in MemTableIterator()  argument
283         prefix_extractor_(mem.prefix_extractor_),  in MemTableIterator()
284         comparator_(mem.comparator_),  in MemTableIterator()
288             !mem.GetImmutableMemTableOptions()->inplace_update_support) {  in MemTableIterator()
290       iter_ = mem.range_del_table_->GetIterator(arena);  in MemTableIterator()
294       bloom_ = mem.bloom_filter_.get();  in MemTableIterator()
295       iter_ = mem.table_->GetDynamicPrefixIterator(arena);  in MemTableIterator()
297       iter_ = mem.table_->GetIterator(arena);  in MemTableIterator()
421   auto mem = arena->AllocateAligned(sizeof(MemTableIterator));  in NewIterator()  local
422   return new (mem) MemTableIterator(*this, read_options, arena);  in NewIterator()
608   MemTable* mem;  member
648       s->mem->GetInternalKeyComparator().user_comparator();  in SaveValue()
686           s->mem->GetLock(s->key->user_key())->ReadLock();  in SaveValue()
713           s->mem->GetLock(s->key->user_key())->ReadUnlock();  in SaveValue()
855   saver.mem = this;  in GetFromTable()