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ClickHouse/docs/changelogs/v20.11.4.13-stable.md

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ClickHouse release v20.11.4.13-stable FIXME as compared to v20.11.3.3-stable

Improvement

  • Backported in #17032: Make it possible to connect to clickhouse-server secure endpoint which requires SNI. This is possible when clickhouse-server is hosted behind TLS proxy. #16938 (filimonov).

Bug Fix

  • Backported in #17074: fixes #16574 fixes #16231 fix remote query failure when using 'if' suffix aggregate function. #16610 (Winter Zhang).
  • Backported in #17024: Fix crash when using any without any arguments. This is for #16803 . cc @azat. #16826 (Amos Bird).
  • Backported in #16881: Abort multipart upload if no data was written to WriteBufferFromS3. #16840 (Pavel Kovalenko).
  • Backported in #16948: Prevent clickhouse server crashes when using TimeSeriesGroupSum. #16865 (filimonov).
  • Backported in #17076: Fix possible error Illegal type of argument for queries with ORDER BY. Fixes #16580. #16928 (Nikolai Kochetov).
  • Backported in #17010: Install script should always create subdirs in config folders. This is only relevant for Docker build with custom config. #16936 (filimonov).
  • Backported in #16966: Blame info was not calculated correctly in clickhouse-git-import. #16959 (Alexey Milovidov).
  • Backported in #17014: Fix possible server crash after ALTER TABLE ... MODIFY COLUMN ... NewType when SELECT have WHERE expression on altering column and alter doesn't finished yet. #16968 (Amos Bird).
  • Backported in #17039: Reresolve the IP of the format_avro_schema_registry_url in case of errors. #16985 (filimonov).
  • Backported in #17093: Fixed wrong result in big integers (128, 256 bit) when casting from double. #16986 (Mike Kot).
  • Backported in #17127: Avoid unnecessary network errors for remote queries which may be cancelled while execution, like queries with LIMIT. #17006 (Azat Khuzhin).
  • Backported in #17132: Fixed crash on CREATE TABLE ... AS some_table query when some_table was created AS table_function() Fixes #16944. #17072 (Alexander Tokmakov).
  • Backported in #17170: Fix bug when ON CLUSTER queries may hang forever for non-leader ReplicatedMergeTreeTables. #17089 (alesapin).