```
CREATE TABLE t (x UInt8, PROJECTION p (SELECT x GROUP BY x)) ENGINE = MergeTree ORDER BY ();
INSERT INTO t VALUES (0);

SET group_by_overflow_mode = 'any', max_rows_to_group_by = 1000, totals_mode = 'after_having_auto';
SELECT x FROM t GROUP BY x WITH TOTALS;
```
}
            else 
            {
                cloned_part = parts_mover.clonePart(moving_part);
                parts_mover.swapClonedPart(cloned_part);
            }
            write_part_log({});
        }
        catch (...)
        {
            write_part_log(ExecutionStatus::fromCurrentException());
            if (cloned_part)
                cloned_part->remove();
            throw;
        }
    }
    return result;
}
bool MergeTreeData::partsContainSameProjections(const DataPartPtr & left, const DataPartPtr & right)
{
    if (left->getProjectionParts().size() != right->getProjectionParts().size())
        return false;
    for (const auto & [name, _] : left->getProjectionParts())
    {
        if (!right->hasProjection(name))
            return false;
    }
    return true;
}
bool MergeTreeData::canUsePolymorphicParts(const MergeTreeSettings & settings, String * out_reason) const