```
create table default.test_parent
(
    id        UInt64,
    parent_id Nullable(UInt64)
) engine = MergeTree

create dictionary default.d4test_parent
    ( id UInt64,
    parent_id  Nullable(UInt64) HIERARCHICAL
    )
    PRIMARY KEY id
    SOURCE (CLICKHOUSE(DB 'default' TABLE 'test_parent'))
    LIFETIME (MIN 0 MAX 0)
    LAYOUT (HASHED)
;
insert into default.test_parent
values (1, null),
       (2, 3),
       (3, 1),
       (4, 2)
;
system reload dictionary default.d4test_parent
;
select dictGetDescendants('default.d4test_parent', toUInt64(2))
;
```

Code: 53. DB::Exception: default.d4test_parent (443f6664-e217-44ec-80e2-bbec982b4963): type mismatch: column has wrong type expected UInt64: While processing dictGetDescendants('default.d4test_parent', 2). (TYPE_MISMATCH) (version 22.3.2.1)


On old versions no errors
```
select version()
-- 21.11.6.7
;
select dictGetDescendants('default.d4test_parent', toUInt64(2))
-- [4]
```
}
    else
    {
        return nullptr;
    }
}
template <DictionaryKeyType dictionary_key_type>
ColumnPtr HashedArrayDictionary<dictionary_key_type>::getDescendants(
    ColumnPtr key_column [[maybe_unused]],
    const DataTypePtr &,
    size_t level [[maybe_unused]],
    DictionaryHierarchicalParentToChildIndexPtr parent_to_child_index [[maybe_unused]]) const
{
    if constexpr (dictionary_key_type == DictionaryKeyType::Simple)
    {
        PaddedPODArray<UInt64> keys_backup;
        const auto & keys = getColumnVectorData(this, key_column, keys_backup);
        size_t keys_found = 0;
        auto result = getKeysDescendantsArray(keys, *parent_to_child_index, level, keys_found);
        query_count.fetch_add(keys.size(), std::memory_order_relaxed);
        found_count.fetch_add(keys_found, std::memory_order_relaxed);
        return result;
    }
    else
    {
        return nullptr;
    }
}
template <DictionaryKeyType dictionary_key_type>
void HashedArrayDictionary<dictionary_key_type>::createAttributes()