ClickHouse/docs/changelogs/v23.9.2.56-stable.md

sidebar_position	sidebar_label
1	2023

2023 Changelog

ClickHouse release v23.9.2.56-stable (a1bf3f1de5) FIXME as compared to v23.9.1.1854-stable (8f9a227de1)

Build/Testing/Packaging Improvement

• Backported in #55295: Resource with source code including submodules is built in Darwin special build task. It may be used to build ClickHouse without checkouting submodules. #51435 (Ilya Yatsishin).
• Backported in #55368: Solve issue with launching standalone clickhouse-keeper from clickhouse-server package. #55226 (Mikhail f. Shiryaev).
• Backported in #55727: Fix integration check python script to use gh api url - Add Readme for CI tests. #55716 (Max K.).

Bug Fix (user-visible misbehavior in an official stable release)

• Fix deadlock in LDAP assigned role update #55119 (Julian Maicher).
• Fix for background download in fs cache #55252 (Kseniia Sumarokova).
• Fix functions execution over sparse columns #55275 (Azat Khuzhin).
• Fix incorrect merging of Nested for SELECT FINAL FROM SummingMergeTree #55276 (Azat Khuzhin).
• Fix bug with inability to drop detached partition in replicated merge tree on top of S3 without zero copy #55309 (alesapin).
• Fix SIGSEGV in MergeSortingPartialResultTransform (due to zero chunks after remerge()) #55335 (Azat Khuzhin).
• Fix data-race in CreatingSetsTransform (on errors) due to throwing shared exception #55338 (Azat Khuzhin).
• Fix trash optimization (up to a certain extent) #55353 (Alexey Milovidov).
• Fix parsing of arrays in cast operator #55417 (Anton Popov).
• Fix filtering by virtual columns with OR filter in query #55418 (Azat Khuzhin).
• Fix MongoDB connection issues #55419 (Nikolay Degterinsky).
• Destroy fiber in case of exception in cancelBefore in AsyncTaskExecutor #55516 (Kruglov Pavel).
• Fix crash in QueryNormalizer with cyclic aliases #55602 (vdimir).
• Fix filtering by virtual columns with OR filter in query (resubmit) #55678 (Azat Khuzhin).

NO CL CATEGORY

• Backported in #55708:. #55657 (Antonio Andelic).
• Backported in #55691:. #55682 (Alexey Milovidov).

NOT FOR CHANGELOG / INSIGNIFICANT

• Add setting allow_experimental_partial_result #54514 (vdimir).
• Fix CI skip build and skip tests checks #54532 (SmitaRKulkarni).
• check if block is empty after async insert retries #55143 (Han Fei).
• MaterializedPostgreSQL: remove back check #55297 (Kseniia Sumarokova).
• Review #51946 and partially revert it #55336 (Alexey Milovidov).
• Remove existing moving/ dir if allow_remove_stale_moving_parts is off #55480 (Mike Kot).
• Bump curl to 8.4 #55492 (Robert Schulze).