ClickHouse/docs/changelogs/v21.3.20.1-lts.md

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1	2022

2022 Changelog

ClickHouse release v21.3.20.1-lts FIXME as compared to v21.3.19.1-lts

Bug Fix

• Backported in #32690: Quota limit was not reached, but the limit was exceeded. This PR fixes #31174. #31656 (sunny).
• Backported in #33727: Fix null pointer dereference in low cardinality data when deserializing LowCardinality data in the Native format. #33021 (Harry Lee).

Bug Fix (user-visible misbehaviour in official stable or prestable release)

• Backported in #32791: fix crash when used fuzzBits with multiply same FixedString, Close #32737. #32755 (SuperDJY).

NOT FOR CHANGELOG / INSIGNIFICANT

• Fix data race in ProtobufSchemas #27822 (filimonov).
• Fix possible Pipeline stuck in case of StrictResize processor. #32270 (Nikolai Kochetov).
• Fix arraySlice with null args. #32456 (Nikolai Kochetov).
• Fix queries with hasColumnInTable constant condition and non existing column #32506 (Nikolai Kochetov).
• Merge #33024 #33061 (Alexey Milovidov).
• Merge #33022 #33062 (Alexey Milovidov).
• Cherry pick #33065 to 21.3: Merge #33050 #33079 #33578 (Heena Bansal).