@Override
    void setupRecord(PersistentEnumeratorBase enumerator, int hashCode, int dataOffset, byte @NotNull [] buf) {
      myRecordHandler.setupRecord(enumerator, hashCode, dataOffset, buf);
      for (int i = myParentValueRefOffset; i < buf.length; i++) {
        buf[i] = 0;
      }
    }
@Override
    void setupRecord(PersistentEnumeratorBase enumerator, int hashCode, int dataOffset, byte @NotNull [] buf)