ClickHouse/docs/changelogs/v21.7.4.18-stable.md

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# 2022 Changelog

### ClickHouse release v21.7.4.18-stable FIXME as compared to v21.7.3.14-stable

#### Bug Fix
* Backported in [#26297](https://github.com/ClickHouse/ClickHouse/issues/26297): Fixed incorrect `sequence_id` in MySQL protocol packets that ClickHouse sends on exception during query execution. It might cause MySQL client to reset connection to ClickHouse server. Fixes [#21184](https://github.com/ClickHouse/ClickHouse/issues/21184). [#26051](https://github.com/ClickHouse/ClickHouse/pull/26051) ([Alexander Tokmakov](https://github.com/tavplubix)).
* Backported in [#26356](https://github.com/ClickHouse/ClickHouse/issues/26356): Fix logical error on join with totals, close [#26017](https://github.com/ClickHouse/ClickHouse/issues/26017). [#26250](https://github.com/ClickHouse/ClickHouse/pull/26250) ([Vladimir C](https://github.com/vdimir)).
* Backported in [#26359](https://github.com/ClickHouse/ClickHouse/issues/26359): Fixed rare bug in lost replica recovery that may cause replicas to diverge. [#26321](https://github.com/ClickHouse/ClickHouse/pull/26321) ([Alexander Tokmakov](https://github.com/tavplubix)).
* Backported in [#26419](https://github.com/ClickHouse/ClickHouse/issues/26419): Fix possible crash when login as dropped user. This PR fixes [#26073](https://github.com/ClickHouse/ClickHouse/issues/26073). [#26363](https://github.com/ClickHouse/ClickHouse/pull/26363) ([Vitaly Baranov](https://github.com/vitlibar)).
* Backported in [#26413](https://github.com/ClickHouse/ClickHouse/issues/26413): Fix infinite non joined block stream in `partial_merge_join` close [#26325](https://github.com/ClickHouse/ClickHouse/issues/26325). [#26374](https://github.com/ClickHouse/ClickHouse/pull/26374) ([Vladimir C](https://github.com/vdimir)).
* Backported in [#26447](https://github.com/ClickHouse/ClickHouse/issues/26447): Fix some fuzzed msan crash. Fixes [#22517](https://github.com/ClickHouse/ClickHouse/issues/22517). [#26428](https://github.com/ClickHouse/ClickHouse/pull/26428) ([Nikolai Kochetov](https://github.com/KochetovNicolai)).