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ClickHouse/docs/changelogs/v21.3.5.42-lts.md

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Regenerate v21.* changelogs with headers and `not for changelog`
2022-06-23 10:12:54 +00:00
---
sidebar_position: 1
sidebar_label: 2022
---
# 2022 Changelog
Add changelogs for 2021
2022-05-24 19:54:40 +00:00
### ClickHouse release v21.3.5.42-lts FIXME as compared to v21.3.4.25-lts
#### Bug Fix
* Backported in [#22335](https://github.com/ClickHouse/ClickHouse/issues/22335): Fix table function `clusterAllReplicas` returns wrong `_shard_num`. close [#21481](https://github.com/ClickHouse/ClickHouse/issues/21481). [#21498](https://github.com/ClickHouse/ClickHouse/pull/21498) ([flynn](https://github.com/ucasfl)).
* Backported in [#22319](https://github.com/ClickHouse/ClickHouse/issues/22319): Remove unknown columns from joined table in where for queries to external database engines (MySQL, PostgreSQL). close [#14614](https://github.com/ClickHouse/ClickHouse/issues/14614), close [#19288](https://github.com/ClickHouse/ClickHouse/issues/19288) (dup), close [#19645](https://github.com/ClickHouse/ClickHouse/issues/19645) (dup). [#21640](https://github.com/ClickHouse/ClickHouse/pull/21640) ([Vladimir C](https://github.com/vdimir)).
* Backported in [#22241](https://github.com/ClickHouse/ClickHouse/issues/22241): Fix scalar subquery index analysis. This fixes [#21717](https://github.com/ClickHouse/ClickHouse/issues/21717) , which was introduced in https://github.com/ClickHouse/ClickHouse/pull/18896 . [#21766](https://github.com/ClickHouse/ClickHouse/pull/21766) ([Amos Bird](https://github.com/amosbird)).
* Backported in [#22150](https://github.com/ClickHouse/ClickHouse/issues/22150): Better error handling and logging in WriteBufferFromS3. [#21836](https://github.com/ClickHouse/ClickHouse/pull/21836) ([Pavel Kovalenko](https://github.com/Jokser)).
* Backported in [#22468](https://github.com/ClickHouse/ClickHouse/issues/22468): In rare case, merge for `CollapsingMergeTree` may create granule with `index_granularity + 1` rows. Because of this, internal check, added in [#18928](https://github.com/ClickHouse/ClickHouse/issues/18928) (affects 21.2 and 21.3), may fail with error `Incomplete granules are not allowed while blocks are granules size`. This error did not allow parts to merge. [#21976](https://github.com/ClickHouse/ClickHouse/pull/21976) ([Nikolai Kochetov](https://github.com/KochetovNicolai)).
* Backported in [#22203](https://github.com/ClickHouse/ClickHouse/issues/22203): Docker entrypoint: avoid chown of `.` in case when `LOG_PATH` is empty. Closes [#22100](https://github.com/ClickHouse/ClickHouse/issues/22100). [#22102](https://github.com/ClickHouse/ClickHouse/pull/22102) ([filimonov](https://github.com/filimonov)).
* Backported in [#22261](https://github.com/ClickHouse/ClickHouse/issues/22261): Disable `async_socket_for_remote`/`use_hedged_requests` for buggy linux kernels. [#22109](https://github.com/ClickHouse/ClickHouse/pull/22109) ([Azat Khuzhin](https://github.com/azat)).
* Backported in [#22281](https://github.com/ClickHouse/ClickHouse/issues/22281): Fix waiting for `OPTIMIZE` and `ALTER` queries for `ReplicatedMergeTree` table engines. Now the query will not hang when the table was detached or restarted. [#22118](https://github.com/ClickHouse/ClickHouse/pull/22118) ([alesapin](https://github.com/alesapin)).
* Backported in [#22265](https://github.com/ClickHouse/ClickHouse/issues/22265): Fix the background thread pool name. [#22122](https://github.com/ClickHouse/ClickHouse/pull/22122) ([fastio](https://github.com/fastio)).
* Backported in [#22262](https://github.com/ClickHouse/ClickHouse/issues/22262): Fix error `Invalid number of rows in Chunk` in `JOIN` with `TOTALS` and `arrayJoin`. Closes [#19303](https://github.com/ClickHouse/ClickHouse/issues/19303). [#22129](https://github.com/ClickHouse/ClickHouse/pull/22129) ([Vladimir C](https://github.com/vdimir)).
* Backported in [#22316](https://github.com/ClickHouse/ClickHouse/issues/22316): Fix docker entrypoint in case `http_port` is not in the config. [#22132](https://github.com/ClickHouse/ClickHouse/pull/22132) ([Ewout](https://github.com/devwout)).
* Backported in [#22313](https://github.com/ClickHouse/ClickHouse/issues/22313): Fix query cancellation with `use_hedged_requests=0` and `async_socket_for_remote=1`. [#22183](https://github.com/ClickHouse/ClickHouse/pull/22183) ([Azat Khuzhin](https://github.com/azat)).
* Backported in [#22366](https://github.com/ClickHouse/ClickHouse/issues/22366): Now clickhouse will not throw `LOGICAL_ERROR` exception when we try to mutate the already covered part. Fixes [#22013](https://github.com/ClickHouse/ClickHouse/issues/22013). [#22291](https://github.com/ClickHouse/ClickHouse/pull/22291) ([alesapin](https://github.com/alesapin)).
* Backported in [#22562](https://github.com/ClickHouse/ClickHouse/issues/22562): Do not limit HTTP chunk size. Fixes [#21907](https://github.com/ClickHouse/ClickHouse/issues/21907). [#22322](https://github.com/ClickHouse/ClickHouse/pull/22322) ([Ivan](https://github.com/abyss7)).
* Backported in [#22531](https://github.com/ClickHouse/ClickHouse/issues/22531): Buffer overflow (on read) was possible in `tokenbf_v1` full text index. The excessive bytes are not used but the read operation may lead to crash in rare cases. This closes [#19233](https://github.com/ClickHouse/ClickHouse/issues/19233). [#22421](https://github.com/ClickHouse/ClickHouse/pull/22421) ([Alexey Milovidov](https://github.com/alexey-milovidov)).
* Backported in [#22463](https://github.com/ClickHouse/ClickHouse/issues/22463): Add (missing) memory accounting in parallel parsing routines. In previous versions OOM was possible when the resultset contains very large blocks of data. This closes [#22008](https://github.com/ClickHouse/ClickHouse/issues/22008). [#22425](https://github.com/ClickHouse/ClickHouse/pull/22425) ([Alexey Milovidov](https://github.com/alexey-milovidov)).
* Backported in [#22507](https://github.com/ClickHouse/ClickHouse/issues/22507): Remove socket from epoll before cancelling packet receiver in HedgedConnections to prevent possible race. I hope it fixes [#22161](https://github.com/ClickHouse/ClickHouse/issues/22161). [#22443](https://github.com/ClickHouse/ClickHouse/pull/22443) ([Kruglov Pavel](https://github.com/Avogar)).
* Backported in [#22554](https://github.com/ClickHouse/ClickHouse/issues/22554): Fix bug in partial merge join with `LowCardinality`. Close [#22386](https://github.com/ClickHouse/ClickHouse/issues/22386), close [#22388](https://github.com/ClickHouse/ClickHouse/issues/22388). [#22510](https://github.com/ClickHouse/ClickHouse/pull/22510) ([Vladimir C](https://github.com/vdimir)).
* Backported in [#22607](https://github.com/ClickHouse/ClickHouse/issues/22607): Fix deserialization of empty string without newline at end of TSV format. This closes [#20244](https://github.com/ClickHouse/ClickHouse/issues/20244). Possible workaround without version update: set `input_format_null_as_default` to zero. It was zero in old versions. [#22527](https://github.com/ClickHouse/ClickHouse/pull/22527) ([Alexey Milovidov](https://github.com/alexey-milovidov)).
* Backported in [#22576](https://github.com/ClickHouse/ClickHouse/issues/22576): Fix UB by unlocking the rwlock of the TinyLog from the same thread. [#22560](https://github.com/ClickHouse/ClickHouse/pull/22560) ([Azat Khuzhin](https://github.com/azat)).
* Backported in [#22651](https://github.com/ClickHouse/ClickHouse/issues/22651): Avoid UB in *Log engines for rwlock unlock due to unlock from another thread. [#22583](https://github.com/ClickHouse/ClickHouse/pull/22583) ([Azat Khuzhin](https://github.com/azat)).
* Backported in [#22653](https://github.com/ClickHouse/ClickHouse/issues/22653): Try flush write buffer only if it is initialized. Fixes segfault when client closes connection very early [#22579](https://github.com/ClickHouse/ClickHouse/issues/22579). [#22591](https://github.com/ClickHouse/ClickHouse/pull/22591) ([nvartolomei](https://github.com/nvartolomei)).
* Backported in [#22681](https://github.com/ClickHouse/ClickHouse/issues/22681): Fix LOGICAL_ERROR for Log with nested types w/o columns in the SELECT clause. [#22654](https://github.com/ClickHouse/ClickHouse/pull/22654) ([Azat Khuzhin](https://github.com/azat)).
Regenerate v21.* changelogs with headers and `not for changelog`
2022-06-23 10:12:54 +00:00
#### NOT FOR CHANGELOG / INSIGNIFICANT
* Manual backport of [#21429](https://github.com/ClickHouse/ClickHouse/issues/21429) in 21.3 [#22504](https://github.com/ClickHouse/ClickHouse/pull/22504) ([Kruglov Pavel](https://github.com/Avogar)).
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