```
SELECT *
FROM system.dictionaries
WHERE name LIKE 'XXXX%'

Row 1:
──────
database:                    default
name:                        XXXX_dict
uuid:                        00000000-0000-0000-0000-000000000000
status:                      LOADED
origin:                      default.XXXX_dict
type:                        Polygon
key:                         (Array(Array(Array(Array(Float64)))))
attribute.names:             ['name','id']
attribute.types:             ['String','String']
bytes_allocated:             0
query_count:                 0
hit_rate:                    1
element_count:               433731
load_factor:                 1
source:                      ClickHouse: default.XXXX
lifetime_min:                60
lifetime_max:                1800
loading_start_time:          2021-03-11 00:07:52
last_successful_update_time: 2021-03-11 00:08:24
loading_duration:            31.595
last_exception:
```
#include "PolygonDictionaryImplementations.h"
#include "DictionaryFactory.h"
#include <DataTypes/DataTypeArray.h>
#include <DataTypes/DataTypeTuple.h>
#include <DataTypes/DataTypesNumber.h>
#include <common/logger_useful.h>
#include <numeric>
namespace DB
{
namespace ErrorCodes
{
    extern const int BAD_ARGUMENTS;
}
PolygonDictionarySimple::PolygonDictionarySimple(
        const StorageID & dict_id_,
        const DictionaryStructure & dict_struct_,
        DictionarySourcePtr source_ptr_,
        const DictionaryLifetime dict_lifetime_,
        InputType input_type_,
        PointType point_type_):
        IPolygonDictionary(dict_id_, dict_struct_, std::move(source_ptr_), dict_lifetime_, input_type_, point_type_)
{
}
std::shared_ptr<const IExternalLoadable> PolygonDictionarySimple::clone() const