The Ultimate Guide to High Availability with MariaDB

MariaDB 10.5.27 Release Notes

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Note: This page describes features in the source repository for MariaDB 10.5. There are currently no official packages or binaries available for download which contain the features. If you want to try out any of the new features described here you will need to get and compile the code yourself.

MariaDB 10.5 is a previous stable series of MariaDB, maintained until June 2025. It is an evolution of MariaDB 10.4 with several entirely new features not found anywhere else and with backported and reimplemented features from MySQL.

MariaDB 10.5.27 is a Stable (GA) release.

For an overview of MariaDB 10.5 see the What is MariaDB 10.5? page.

Thanks, and enjoy MariaDB!

Notable Items

Storage Engines

InnoDB

  • MariaDB crashes with SIGILL because the OS does not support AVX512 (MDEV-34565)
  • innodb.innodb-lock-inherit-read_commited fails with timeout (MDEV-33106)

Spider

  • Server crashes when calling spider UDF after aria_encrypt_tables is enabled (MDEV-34682)
  • SELECT MIN on Spider table returns more rows than expected (MDEV-26345)
  • spider group by handler wrong result on order by aggregate (MDEV-29546)

Optimizer

  • Crash caused by query containing constant having clause (MDEV-23983)

Data Definition - Alter Table

  • Under Windows Subsystem for Linux, InnoDB crashes on ALTER TABLE or OPTIMIZE TABLE (MDEV-34938)
  • modification of the column fails to check foreign key constraint (MDEV-34392)
  • Incorrect NULL value handling for instantly dropped BLOB columns (MDEV-35122)

Galera

  • Server crashes when setting wsrep_cluster_address after adding invalid value to wsrep_allowlist table (MDEV-31173)
  • INSERT...SELECT' on MyISAM table suddenly replicated by Galera (MDEV-34647)
  • galera_ssl_reload failed with warning message (MDEV-32778)
  • when InnoDB gets an assertion failure, WSREP layer is not handled gracefully (MDEV-32363)

Backup

  • Recovery fails to note some log corruption (MDEV-34802)
  • Can't selectively restore sequences using innodb tables from backup (MDEV-32350)

General

  • mysqld hangs on startup when --init-file target does not exists (MDEV-34814)
  • LOAD DATA INFILE with geometry data fails (MDEV-34883)
  • heap-use-after-free in group_concat with compressed or GIS columns (MDEV-16699)
  • Trigger doesn't work correctly with bulk update (MDEV-34718)
  • Assertion failure in find_producing_item upon a query from a view (MDEV-35276)
  • Quick mode produces the bug for mariadb client (MDEV-34704)

Changelog

For a complete list of changes made in MariaDB 10.5.27, with links to detailed information on each push, see the changelog.

Be notified of new MariaDB Server releases automatically by subscribing to the MariaDB Foundation community announce 'at' lists.mariadb.org announcement list (this is a low traffic, announce-only list). MariaDB plc customers will be notified for all new releases, security issues and critical bug fixes for all MariaDB plc products thanks to the Notification Services.

MariaDB may already be included in your favorite OS distribution. More information can be found on the Distributions which Include MariaDB page.

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