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@mirostauder mirostauder released this 15 Aug 17:10
· 1701 commits to v2.x since this release
v2.4.3
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v2.4.3 Release notes

Release date: 2022-08-15

This is a minor release for ProxySQL 2.x series containing some minor enhancements and several bug fixes.

Compared to ProxySQL 2.4.2, 2.4.3 introduces the following changes:

Enhancements

Major

  • Improved cluster fetch queries processing via resultset caching for multiple modules #3930 #3921.
  • Updated to OpenSSL 3.0.5 due to severe performance degradation identified in OpenSSL 3.0.2 #3938.

Minor

  • Several changes related to ClickHouse support #3888:
    • Update ClickHouse version to 2.1.0.
    • Added type conversion from ClickHouse to MySQL protocol for several ClickHouse basic types.
    • Added CLIENT_DEPRECATE_EOF support for ClickHouse.
  • Introduced new error message PMC-10003 notifying of invalid use for variable mysql-init_connect #3903.
  • Introduced SET autocommit emulation for SQLite3 Server #3903.
  • Prevent Cluster sync between nodes with/without 'ldap_auth' plugin loaded #3921.
  • Faster 'Query Rules' checksum computation replacing hashing function khash in favor of CityHash #3930.
  • Command PROXYSQL INTERNAL SESSION no longer generates entries for empty hostgroups #3948.
  • Improved code coverage through multiple new TAP tests.

Bug Fixes

Major

  • Fixing return of invalid SERVER_STATUS_IN_TRANS when savepoints are used and autocommit is 0. This Provided workaround for MySQL bug 'https://bugs.mysql.com/bug.php?id=107875' #3916.
  • Fixed query digest corruption when processing escaped string delimiters #3944.
  • Fixed potential close of invalid file descriptor when changing port on runtime on Admin or SQLite modules #3903.
  • Fixed 'ClickHouse' and 'SQLiteServer' variables not loading from disk at startup #3888.
  • Introduced protection for Cluster preventing circular fetching in multiple modules via checksum computation #3921.
  • Fixed wrong value of NO_BACKSLASH_ESCAPES being sent to client #3939.
  • Fixed crashing bug for ClickHouse when NULL values are used #3888.

Minor

  • Fixed potential race conditions while generating gtid_executed_tables #3921.
  • Fixed invalid memory accesses in Aurora monitoring #3921.
  • Fixed crash during startup under specific timing conditions if 'GloClickHouseServer' isn't yet initialized #3921.
  • Fixed memory leak in ProxySQL_External_Scheduler #3921.
  • Fixed memory leak for credentials in cluster pull actions #3921.
  • Fixed memory leak in 'Query_Processor' for Query Rules some query rules fields #3921.

SHA256s:

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Assets 63
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