#27685
continue;
        setRightIndex(right_pos, result_position);
    }
    if (column_indices_left.size() + column_indices_right.size() + same_result_keys.size() != result_sample_block.columns())
        throw Exception("Error in columns mapping in RIGHT|FULL JOIN. Left: " + toString(column_indices_left.size()) +
                        ", right: " + toString(column_indices_right.size()) +
                        ", same: " + toString(same_result_keys.size()) +
                        ", result: " + toString(result_sample_block.columns()),
                        ErrorCodes::LOGICAL_ERROR);
}
void NotJoinedBlocks::setRightIndex(size_t right_pos, size_t result_position)
{
    if (!column_indices_right.contains(right_pos))
    {
        column_indices_right[right_pos] = result_position;
        extractColumnChanges(right_pos, result_position);
    }
    else
        same_result_keys[result_position] = column_indices_right[right_pos];
}
void NotJoinedBlocks::extractColumnChanges(size_t right_pos, size_t result_pos)
{
    auto src_props = getLowcardAndNullability(saved_block_sample.getByPosition(right_pos).column);
    auto dst_props = getLowcardAndNullability(result_sample_block.getByPosition(result_pos).column);
    if (src_props.is_nullable != dst_props.is_nullable)
        right_nullability_changes.push_back({result_pos, dst_props.is_nullable});
    if (src_props.is_lowcard != dst_props.is_lowcard)
        right_lowcard_changes.push_back({result_pos, dst_props.is_lowcard});
}
void NotJoinedBlocks::correctLowcardAndNullability(Block & block)