```sql
version 21.5.1

drop dictionary if exists curs_dict;
drop table if exists curs;

CREATE TABLE curs
(
    `a` UInt64,
    `b` UInt64,
    `e` UInt64,
    `rate` UInt16
)
ENGINE = MergeTree
ORDER BY a

insert into curs 
   select 1, 
   toYYYYMMDDhhmmss(toDateTime('2020-01-01 00:00:00')+number*2) , 
   toYYYYMMDDhhmmss(toDateTime('2020-01-01 00:00:00')+number*2+1), 1 
from numbers(1000000);

CREATE DICTIONARY curs_dict
(
    `a` Unt64,
    `b` UInt64,
    `e` UInt64,
    `rate` UInt16
)
PRIMARY KEY a
SOURCE(CLICKHOUSE(TABLE curs DB 'default' USER 'default'))
LIFETIME(MIN 0 MAX 10)
LAYOUT(RANGE_HASHED)
RANGE(MIN b MAX e);

0 rows in set. Elapsed: 115.715 sec.


SELECT sum(dictGetUInt16('curs_dict', 'rate', toUInt64(1), toYYYYMMDDhhmmss((toDateTime('2020-01-01 00:00:00') + (number * 2)) + 1))) AS s
FROM numbers(10000);

Elapsed: 0.023 sec.


SELECT sum(dictGetUInt16('curs_dict', 'rate', toUInt64(1), toYYYYMMDDhhmmss((toDateTime('2020-01-01 00:00:00') + (number * 2)) + 1))) AS s
FROM numbers(100000)

Elapsed: 2.264 sec.   / Expected  0.023*10 ~ 0.230

SELECT sum(dictGetUInt16('curs_dict', 'rate', toUInt64(1), toYYYYMMDDhhmmss((toDateTime('2020-01-01 00:00:00') + (rand())) + 1))) AS s
FROM numbers(100000)

Hangs forever
```
{
public:
    using KeyType = std::conditional_t<dictionary_key_type == DictionaryKeyType::Simple, UInt64, StringRef>;
    RangeHashedDictionary(
        const StorageID & dict_id_,
        const DictionaryStructure & dict_struct_,
        DictionarySourcePtr source_ptr_,
        const DictionaryLifetime dict_lifetime_,
        bool require_nonempty_,
        BlockPtr update_field_loaded_block_ = nullptr);
    std::string getTypeName() const override { return "RangeHashed"; }
    size_t getBytesAllocated() const override { return bytes_allocated; }
    size_t getQueryCount() const override { return query_count.load(std::memory_order_relaxed); }