The only columns that show what they are supposed to are `database`, `table`, `name` and `disk`.
The other columns borrow values from a neighbour.
```
┌─table────────┬─partition_id─┬─name────────────────────────────────┬─disk────┬─reason─┬─min_block_number─┬─max_block_number─┬───level─┐
│ actions_log  │ ignored      │ ignored_202107_714380_714380_0      │ default │        │           202107 │           714380 │  714380 │
│ actions_log  │ ignored      │ ignored_202107_713838_713838_0      │ default │        │           202107 │           713838 │  713838 │
│ actions_log  │ ignored      │ ignored_202107_713875_713875_0      │ default │        │           202107 │           713875 │  713875 │
│ actions_log  │ ignored      │ ignored_202107_725839_725839_0      │ default │        │           202107 │           725839 │  725839 │
│ actions_log  │ ignored      │ ignored_202107_713927_713927_0      │ default │        │           202107 │           713927 │  713927 │
│ actions_log  │ ignored      │ ignored_202107_714009_714009_0      │ default │        │           202107 │           714009 │  714009 │
```
if (mutation)
    {
        writeChar('_', wb);
        writeIntText(mutation, wb);
    }
    return wb.str();
}
bool DetachedPartInfo::tryParseDetachedPartName(const String & dir_name, DetachedPartInfo & part_info,
                                                MergeTreeDataFormatVersion format_version)
{
    part_info.dir_name = dir_name;
    
    
    if (MergeTreePartInfo::tryParsePartName(dir_name, &part_info, format_version))
        return part_info.valid_name = true;
    
    part_info.prefix = dir_name;
    const auto first_separator = dir_name.find_first_of('_');
    if (first_separator == String::npos)
        return part_info.valid_name = false;
    
    const auto part_name = dir_name.substr(first_separator + 1,
                                           dir_name.size() - first_separator - 1);
    if (!MergeTreePartInfo::tryParsePartName(part_name, &part_info, format_version))
        return part_info.valid_name = false;
    part_info.prefix = dir_name.substr(0, first_separator);
    return part_info.valid_name = true;
}
}