ClickHouse/docs/changelogs/v23.3.19.32-lts.md

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1	2024

2024 Changelog

ClickHouse release v23.3.19.32-lts (c4d4ca8ec0) FIXME as compared to v23.3.18.15-lts (7228475d77)

Backward Incompatible Change

• Backported in #57840: Remove function arrayFold because it has a bug. This closes #57816. This closes #57458. #57836 (Alexey Milovidov).

Improvement

• Backported in #58489: Fix transfer query to MySQL compatible query. Fixes #57253. Fixes #52654. Fixes #56729. #56456 (flynn).
• Backported in #57653: Handle sigabrt case when getting PostgreSQl table structure with empty array. #57618 (Mike Kot (Михаил Кот)).

Build/Testing/Packaging Improvement

• Backported in #57580: Fix issue caught in https://github.com/docker-library/official-images/pull/15846. #57571 (Mikhail f. Shiryaev).

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

• Prevent incompatible ALTER of projection columns #56948 (Amos Bird).
• Fix segfault after ALTER UPDATE with Nullable MATERIALIZED column #57147 (Nikolay Degterinsky).
• Fix incorrect JOIN plan optimization with partially materialized normal projection #57196 (Amos Bird).
• MergeTree mutations reuse source part index granularity #57352 (Maksim Kita).
• Fix invalid memory access in BLAKE3 (Rust) #57876 (Raúl Marín).
• Normalize function names in CREATE INDEX #57906 (Alexander Tokmakov).
• Fix invalid preprocessing on Keeper #58069 (Antonio Andelic).
• Fix Integer overflow in Poco::UTF32Encoding #58073 (Andrey Fedotov).
• Remove parallel parsing for JSONCompactEachRow #58181 (Alexey Milovidov).

NOT FOR CHANGELOG / INSIGNIFICANT

• Pin alpine version of integration tests helper container #57669 (Mikhail f. Shiryaev).
• Fix docker image for integration tests (fixes CI) #57952 (Azat Khuzhin).