public override void CopyTo(object[] array, int destinationIndex)
{
_left.CopyTo(array, destinationIndex);
_indirectedRowBuffer.CopyTo(array, _left.Count + destinationIndex);
}
public override void CopyTo(object[] array, int destinationIndex)
{
_build.CopyTo(array, destinationIndex);
_probe.CopyTo(array, _build.Count + destinationIndex);
}