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2022 Changelog
ClickHouse release v21.12.2.17-stable FIXME as compared to v21.12.1.9017-prestable
Bug Fix
- Backported in #32693: Quota limit was not reached, but the limit was exceeded. This PR fixes #31174. #31656 (sunny).
Bug Fix (user-visible misbehaviour in official stable or prestable release)
- Backported in #32681: Fix unexpected projection removal when detaching parts. #32067 (Amos Bird).
- Backported in #32483: Fix 'APPLY lambda' parsing which could lead to client/server crash. #32138 (Kruglov Pavel).
- Backported in #32542: Some replication queue entries might hang for
temporary_directories_lifetime
(1 day by default) withDirectory tmp_merge_<part_name>
orPart ... (state Deleting) already exists, but it will be deleted soon
or similar error. It's fixed. Fixes #29616. #32201 (Alexander Tokmakov). - Backported in #32710: Fix failures in queries that are trying to use skipping indices, which are not materialized yet. Fixes #32292 and #30343. #32359 (Anton Popov).
- Backported in #32569: Fix crash in
JoinCommon::removeColumnNullability
, close #32458. #32508 (Vladimir C). - Backported in #32770: Fix sparse_hashed dict performance with sequential keys (wrong hash function). #32536 (Azat Khuzhin).
- Backported in #32634: Fix table lifetime (i.e. possible use-after-free) in case of parallel DROP TABLE and INSERT. #32572 (Azat Khuzhin).
- Backported in #32632: Fix possible exception at RabbitMQ storage startup by delaying channel creation. #32584 (Kseniia Sumarokova).
- Backported in #32733: Fix surprisingly bad code in function
file
. #32640 (Alexey Milovidov). - Backported in #32793: fix crash when used fuzzBits with multiply same FixedString, Close #32737. #32755 (SuperDJY).
Bug Fix (user-visible misbehaviour in official stable or prestable release):
- Backported in #32616: Fix possible crash (or incorrect result) in case of
LowCardinality
arguments of window function. Fixes #31114. #31888 (Nikolai Kochetov).
NOT FOR CHANGELOG / INSIGNIFICANT
- Fix data race in ProtobufSchemas #27822 (filimonov).
- Follow-up to #32140 #32389 (Alexander Tokmakov).
- Fix arraySlice with null args. #32456 (Nikolai Kochetov).
- Fix crash in case of MATERIALIZE COLUMN with no default expression. #32464 (Nikolai Kochetov).
- Fix queries with hasColumnInTable constant condition and non existing column #32506 (Nikolai Kochetov).