Method GetSlot

be/src/runtime/tuple.h:302–305

      int64_t tuple_stride, uint8_t* tuple_mem);

  void* GetSlot(int offset) {
    DCHECK(offset != -1); // -1 offset indicates non-materialized slot
    return reinterpret_cast<char*>(this) + offset;
  }

  const void* GetSlot(int offset) const {
    DCHECK(offset != -1);  // -1 offset indicates non-materialized slot