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sidebar_label: 2022
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# 2022 Changelog

### ClickHouse release v22.3.7.28-lts (420bdfa2751) FIXME as compared to v22.3.6.5-lts (3e44e824cff)

#### Bug Fix (user-visible misbehavior in official stable release)

* Backported in [#37715](https://github.com/ClickHouse/ClickHouse/issues/37715): Fix unexpected errors with a clash of constant strings in aggregate function, prewhere and join. Close [#36891](https://github.com/ClickHouse/ClickHouse/issues/36891). [#37336](https://github.com/ClickHouse/ClickHouse/pull/37336) ([Vladimir C](https://github.com/vdimir)).
* Backported in [#37511](https://github.com/ClickHouse/ClickHouse/issues/37511): Fix logical error in normalizeUTF8 functions. Closes [#37298](https://github.com/ClickHouse/ClickHouse/issues/37298). [#37443](https://github.com/ClickHouse/ClickHouse/pull/37443) ([Maksim Kita](https://github.com/kitaisreal)).
* Backported in [#37843](https://github.com/ClickHouse/ClickHouse/issues/37843): Fix segmentation fault in `show create table` from mysql database when it is configured with named collections. Closes [#37683](https://github.com/ClickHouse/ClickHouse/issues/37683). [#37690](https://github.com/ClickHouse/ClickHouse/pull/37690) ([Kseniia Sumarokova](https://github.com/kssenii)).
* Backported in [#37940](https://github.com/ClickHouse/ClickHouse/issues/37940): Fix setting cast_ipv4_ipv6_default_on_conversion_error for internal cast function. Closes [#35156](https://github.com/ClickHouse/ClickHouse/issues/35156). [#37761](https://github.com/ClickHouse/ClickHouse/pull/37761) ([Maksim Kita](https://github.com/kitaisreal)).

#### Bug Fix (user-visible misbehaviour in official stable release)

* Backported in [#37926](https://github.com/ClickHouse/ClickHouse/issues/37926): Fix check asof join key nullability, close [#35565](https://github.com/ClickHouse/ClickHouse/issues/35565). [#35674](https://github.com/ClickHouse/ClickHouse/pull/35674) ([Vladimir C](https://github.com/vdimir)).
* Backported in [#37172](https://github.com/ClickHouse/ClickHouse/issues/37172): Fix bug in indexes of not presented columns in -WithNames formats that led to error `INCORRECT_NUMBER_OF_COLUMNS ` when the number of columns is more than 256. Closes [#35793](https://github.com/ClickHouse/ClickHouse/issues/35793). [#35803](https://github.com/ClickHouse/ClickHouse/pull/35803) ([Kruglov Pavel](https://github.com/Avogar)).
* Backported in [#37457](https://github.com/ClickHouse/ClickHouse/issues/37457): Server might fail to start if it cannot resolve hostname of external ClickHouse dictionary. It's fixed. Fixes [#36451](https://github.com/ClickHouse/ClickHouse/issues/36451). [#36463](https://github.com/ClickHouse/ClickHouse/pull/36463) ([Alexander Tokmakov](https://github.com/tavplubix)).
* Backported in [#36925](https://github.com/ClickHouse/ClickHouse/issues/36925): Fix bug in clickhouse-keeper which can lead to corrupted compressed log files in case of small load and restarts. [#36910](https://github.com/ClickHouse/ClickHouse/pull/36910) ([alesapin](https://github.com/alesapin)).
* Backported in [#37364](https://github.com/ClickHouse/ClickHouse/issues/37364): Fixed problem with infs in `quantileTDigest`. Fixes [#32107](https://github.com/ClickHouse/ClickHouse/issues/32107). [#37021](https://github.com/ClickHouse/ClickHouse/pull/37021) ([Vladimir Chebotarev](https://github.com/excitoon)).

#### NOT FOR CHANGELOG / INSIGNIFICANT

* Fix mongodb test with new cert [#36161](https://github.com/ClickHouse/ClickHouse/pull/36161) ([alesapin](https://github.com/alesapin)).
* Integration tests [#36866](https://github.com/ClickHouse/ClickHouse/pull/36866) ([Mikhail f. Shiryaev](https://github.com/Felixoid)).
* Update protobuf files for kafka and rabbitmq [fix integration tests] [#37884](https://github.com/ClickHouse/ClickHouse/pull/37884) ([Nikita Taranov](https://github.com/nickitat)).
* Try fix `test_grpc_protocol/test.py::test_progress` [#37908](https://github.com/ClickHouse/ClickHouse/pull/37908) ([Alexander Tokmakov](https://github.com/tavplubix)).
