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sidebar_label: 2022
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# 2022 Changelog

### ClickHouse release v21.5.5.12-stable FIXME as compared to v21.5.4.6-prestable

#### Bug Fix
* Backported in [#24156](https://github.com/ClickHouse/ClickHouse/issues/24156): Kafka storage may support parquet format messages. [#23412](https://github.com/ClickHouse/ClickHouse/pull/23412) ([Chao Ma](https://github.com/godliness)).
* Backported in [#24187](https://github.com/ClickHouse/ClickHouse/issues/24187): Some `ALTER PARTITION` queries might cause `Part A intersects previous part B` and `Unexpected merged part C intersecting drop range D` errors in replication queue. It's fixed. Fixes [#23296](https://github.com/ClickHouse/ClickHouse/issues/23296). [#23997](https://github.com/ClickHouse/ClickHouse/pull/23997) ([Alexander Tokmakov](https://github.com/tavplubix)).
* Backported in [#24304](https://github.com/ClickHouse/ClickHouse/issues/24304): Fixed using const `DateTime` value vs `DateTime64` column in WHERE. ... [#24100](https://github.com/ClickHouse/ClickHouse/pull/24100) ([Vasily Nemkov](https://github.com/Enmk)).
* Backported in [#24142](https://github.com/ClickHouse/ClickHouse/issues/24142): Bug: explain pipeline with` select xxx final `shows wrong pipeline: ``` dell123 :) explain pipeline select z from prewhere_move_select_final final;. [#24116](https://github.com/ClickHouse/ClickHouse/pull/24116) ([hexiaoting](https://github.com/hexiaoting)).
* Backported in [#24214](https://github.com/ClickHouse/ClickHouse/issues/24214): Fix race condition which could happen in RBAC under a heavy load. This PR fixes [#24090](https://github.com/ClickHouse/ClickHouse/issues/24090), [#24134](https://github.com/ClickHouse/ClickHouse/issues/24134),. [#24176](https://github.com/ClickHouse/ClickHouse/pull/24176) ([Vitaly Baranov](https://github.com/vitlibar)).
* Backported in [#24242](https://github.com/ClickHouse/ClickHouse/issues/24242): Fix abnormal server termination due to hdfs becoming not accessible during query execution. Closes [#24117](https://github.com/ClickHouse/ClickHouse/issues/24117). [#24191](https://github.com/ClickHouse/ClickHouse/pull/24191) ([Kseniia Sumarokova](https://github.com/kssenii)).
* Backported in [#24239](https://github.com/ClickHouse/ClickHouse/issues/24239): Fix wrong typo at StorageMemory, this bug was introduced at [#15127](https://github.com/ClickHouse/ClickHouse/issues/15127), now fixed, Closes [#24192](https://github.com/ClickHouse/ClickHouse/issues/24192). [#24193](https://github.com/ClickHouse/ClickHouse/pull/24193) ([张中南](https://github.com/plugine)).
