```
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]
```
{
        if (arguments.size() < 3)
            throw Exception(ErrorCodes::NUMBER_OF_ARGUMENTS_DOESNT_MATCH,
                "Wrong argument count for function {}",
                getName());
        String dictionary_name;
        if (const auto * name_col = checkAndGetColumnConst<ColumnString>(arguments[0].column.get()))
            dictionary_name = name_col->getValue<String>();
        else
            throw Exception(ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT,
                "Illegal type {} of first argument of function {}, expected a const string.",
                arguments[0].type->getName(),
                getName());
        Strings attribute_names = getAttributeNamesFromColumn(arguments[1].column, arguments[1].type);
        auto dictionary_structure = helper.getDictionaryStructure(dictionary_name);
        DataTypes attribute_types;
        attribute_types.reserve(attribute_names.size());
        for (auto & attribute_name : attribute_names)
        {
            
            const auto & attribute = dictionary_structure.getAttribute(attribute_name);
            attribute_types.emplace_back(attribute.type);
        }
        bool key_is_nullable = arguments[2].type->isNullable();
        if (attribute_types.size() > 1)
        {
            if (key_is_nullable)
                throw Exception(ErrorCodes::UNSUPPORTED_METHOD, "Function {} support nullable key only for single dictionary attribute", getName());