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ClickHouse/docs/changelogs/v21.2.4.6-stable.md

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1 2022

2022 Changelog

ClickHouse release v21.2.4.6-stable FIXME as compared to v21.2.3.15-stable

Bug Fix

  • Backported in #20510: Fixed the behavior when in case of broken JSON we tried to read the whole file into memory which leads to exception from the allocator. Fixes #19719. #20286 (Nikita Mikhaylov).
  • Backported in #20575: Check if table function view is used in expression list and throw an error. This fixes #20342. #20350 (Amos Bird).
  • Backported in #20486: Fix LOGICAL_ERROR for join_use_nulls=1 when JOIN contains const from SELECT. #20461 (Azat Khuzhin).
  • Backported in #20535: Fix infinite loop when propagating WITH aliases to subqueries. This fixes #20388. #20476 (Amos Bird).
  • Backported in #20615: Add proper checks while parsing directory names for async INSERT (fixes SIGSEGV). #20498 (Azat Khuzhin).
  • Backported in #20887: Fix subquery with union distinct and limit clause. close #20597. #20610 (flynn).
  • Backported in #20993: Fix usage of -Distinct combinator with -State combinator in aggregate functions. #20866 (Anton Popov).
  • Backported in #20987: USE database; query did not work when using MySQL 5.7 client to connect to ClickHouse server, it's fixed. Fixes #18926. #20878 (Alexander Tokmakov).