ClickHouse/docs/changelogs/v22.6.6.16-stable.md

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1	2022

2022 Changelog

ClickHouse release v22.6.6.16-stable (d2a33ebc82) FIXME as compared to v22.6.5.22-stable (47ca5f14a3)

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

• Backported in #40162: fix HashMethodOneNumber get wrong key value when column is const. #40020 (Duc Canh Le).
• Backported in #40124: Fix bug in collectFilesToSkip() by adding correct file extension(.idx or idx2) for indexes to be recalculated, avoid wrong hard links. Fixed #39896. #40095 (Jianmei Zhang).
• Backported in #40209: Fix insufficient argument check for encryption functions (found by query fuzzer). This closes #39987. #40194 (Alexey Milovidov).
• Backported in #40281: Fix possible segfault in CapnProto input format. This bug was found and send through ClickHouse bug-bounty program by kiojj. #40241 (Kruglov Pavel).
• Backported in #40489: Fix rare bug with column TTL for MergeTree engines family: In case of repeated vertical merge the error Cannot unlink file ColumnName.bin ... No such file or directory. could happen. #40346 (alesapin).

NOT FOR CHANGELOG / INSIGNIFICANT

• fix heap buffer overflow by limiting http chunk size #40292 (Sema Checherinda).
• Reduce changelog verbosity in CI #40360 (Mikhail f. Shiryaev).
• DNSResolver remove AI_V4MAPPED, AI_ALL hints #40502 (Maksim Kita).