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ClickHouse/docs/changelogs/v21.5.5.12-stable.md

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1 2022

2022 Changelog

ClickHouse release v21.5.5.12-stable FIXME as compared to v21.5.4.6-prestable

Bug Fix

  • Backported in #24156: Kafka storage may support parquet format messages. #23412 (Chao Ma).
  • Backported in #24187: Some ALTER PARTITION queries might cause Part A intersects previous part B and Unexpected merged part C intersecting drop range D errors in replication queue. It's fixed. Fixes #23296. #23997 (Alexander Tokmakov).
  • Backported in #24304: Fixed using const DateTime value vs DateTime64 column in WHERE. ... #24100 (Vasily Nemkov).
  • Backported in #24142: Bug: explain pipeline withselect xxx finalshows wrong pipeline: ``` dell123 :) explain pipeline select z from prewhere_move_select_final final;. #24116 (hexiaoting).
  • Backported in #24214: Fix race condition which could happen in RBAC under a heavy load. This PR fixes #24090, #24134,. #24176 (Vitaly Baranov).
  • Backported in #24242: Fix abnormal server termination due to hdfs becoming not accessible during query execution. Closes #24117. #24191 (Kseniia Sumarokova).
  • Backported in #24239: Fix wrong typo at StorageMemory, this bug was introduced at #15127, now fixed, Closes #24192. #24193 (张中南).