ClickHouse/docs/changelogs/v22.6.5.22-stable.md

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1	2022

2022 Changelog

ClickHouse release v22.6.5.22-stable (47ca5f14a3) FIXME as compared to v22.6.4.35-stable (b9202cae6f)

Bug Fix

• Backported in #39749: Fix seeking while reading from encrypted disk. This PR fixes #38381. #39687 (Vitaly Baranov).

Build/Testing/Packaging Improvement

• Backported in #39883: Former packages used to install systemd.service file to /etc. The files there are marked as conf and are not cleaned out, and not updated automatically. This PR cleans them out. #39323 (Mikhail f. Shiryaev).

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

• Backported in #39207: Fix reading of sparse columns from MergeTree tables that store their data in S3. #37978 (Anton Popov).
• Backported in #38932: Fix parallel_view_processing=1 with optimize_trivial_insert_select=1. Fix max_insert_threads while pushing to views. #38731 (Azat Khuzhin).
• Backported in #39590: Fix data race and possible heap-buffer-overflow in Avro format. Closes #39094 Closes #33652. #39498 (Kruglov Pavel).
• Backported in #39612: Fix bug with maxsplit argument for splitByChar, which was not working correctly. #39552 (filimonov).
• Backported in #39791: Fix wrong index analysis with tuples and operator IN, which could lead to wrong query result. #39752 (Anton Popov).
• Backported in #39836: Fix CANNOT_READ_ALL_DATA exception with local_filesystem_read_method=pread_threadpool. This bug affected only Linux kernel version 5.9 and 5.10 according to man. #39800 (Anton Popov).

NOT FOR CHANGELOG / INSIGNIFICANT

• Fix reading from s3 in some corner cases #38239 (Anton Popov).
• Replace MemoryTrackerBlockerInThread to LockMemoryExceptionInThread #39619 (Nikolai Kochetov).
• Change mysql-odbc url #39702 (Mikhail f. Shiryaev).