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2022 Changelog
ClickHouse release v21.3.3.14-lts FIXME as compared to v21.3.2.5-lts
Bug Fix
- Backported in #21644: Fix that S3 table holds old credentials after config update. #21457 (Pervakov Grigorii).
- Backported in #21854: Fix possible error
Cannot find column
whenoptimize_skip_unused_shards
is enabled and zero shards are used. #21579 (Azat Khuzhin). - Backported in #21687: Fix fsync_part_directory for horizontal merge. #21642 (Azat Khuzhin).
- Backported in #21796: Fix distributed requests cancellation (for example simple select from multiple shards with limit, i.e.
select * from remote('127.{2,3}', system.numbers) limit 100
) withasync_socket_for_remote=1
. #21643 (Azat Khuzhin). - Backported in #21811: Fix bug for ReplicatedMerge table engines when
ALTER MODIFY COLUMN
query doesn't change the type of decimal column if its size (32 bit or 64 bit) doesn't change. #21728 (alesapin). - Backported in #21883: Reverted S3 connection pools. #21737 (Vladimir Chebotarev).
- Backported in #21874: Fix incorrect query result (and possible crash) which could happen when
WHERE
orHAVING
condition is pushed beforeGROUP BY
. Fixes #21773. #21841 (Nikolai Kochetov).
NOT FOR CHANGELOG / INSIGNIFICANT
- fix incorrect number of rows for Chunks with no columns in PartialSor... #21761 (Alexander Kuzmenkov).