pool::DbHandleBase Node1 pool::DbHandleBase # m_ptr + operator->() + operator->() + operator!() + ptr() + ptr() + isValid() + type() # ~DbHandleBase() # DbHandleBase() # setType() # setPtr() Node2 pool::DbType + MASK + MINOR_MASK + MAJOR_MASK - m_type + DbType() + DbType() + DbType() + ~DbType() + operator=() + operator==() + operator<() + type() + majorType() + minorType() and 6 more... + getType() Node2->Node1 #m_type