The Ultimate Guide to High Availability with MariaDB
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MariaDB 10.6.6 Release Notes

The most recent release of MariaDB 10.6 is:
MariaDB 10.6.20 Stable (GA) Download Now
Alternate download from mariadb.org

Download 10.6.6 Release Notes Changelog Overview of 10.6

Release date: 9 Feb 2022

This release is no longer available for download after a problem was noticed when manually running mariadb-upgrade. See MDEV-27789 for more details.

Please use a later release.

MariaDB 10.6 is the current long-term maintenance stable series of MariaDB. It is an evolution of MariaDB 10.5 with several entirely new features.

MariaDB 10.6.6 is a Stable (GA) release.

For an overview of MariaDB 10.6 see the What is MariaDB 10.6? page.

Thanks, and enjoy MariaDB!

Notable Items

InnoDB

Galera

  • Galera updated to 26.4.11
  • Galera SST scripts should use ssl_capath (not ssl_ca) for CA directory (MDEV-27181)
  • Alter Sequence do not replicate to another nodes with in Galera Cluster (MDEV-19353)
  • Galera crash - Assertion. Possible parallel writeset problem (MDEV-26803)
  • CREATE TABLE with FOREIGN KEY constraint fails to apply in parallel (MDEV-27276)
  • Galera cluster node consider old server_id value even after modification of server_id [wsrep_gtid_mode=ON] (MDEV-26223)

Replication

  • Seconds behind master corrected from artificial spikes at relay-log rotation (MDEV-16091)
  • Statement rollback in binlog when transaction creates or drop temporary table is set right (MDEV-26833)
  • CREATE-or-REPLACE SEQUENCE is made to binlog with the DDL flag to stabilize its parallel execution on slave (MDEV-27365)

Packaging & Misc

Docker Library

  • Faster initialization by disabling binary logging during initialization (MDEV-27074)
  • mysql_upgrade can be run if needed using the environment variable MARIADB_AUTO_UPGRADE=1 (MDEV-25670)
  • A healthcheck script /usr/local/bin/healthcheck.sh is installed in the container with various checking options (MDEV-25434)
  • mysql@localhost user is created with the environment variable MARIADB_MYSQL_LOCALHOST_USER=1 and additional grants (beyond USAGE) with MARIADB_MYSQL_LOCALHOST_GRANTS={global grant list} (MDEV-27732)
  • skip innodb buffer pool loads/dumps on temporary startup/shutdown for faster startup/initialization, and accurate "healthcheck.sh --innodb_buffer_pool_loaded"
  • change group ownership on datadir/socket dir (issue #401)
  • log note about note on Securing system users, mysql_secure_installation not required (reddit suggestion)
  • speed up Docker Library initialization of timezones (MDEV-27608, MDEV-23326)
  • MariaDB names of executable programs and scripts used instead of historical mysql ones

Security

Changelog

For a complete list of changes and bugfixes made in MariaDB 10.6.6, with links to detailed information on each push, see the changelog.

Contributors

For a full list of contributors to MariaDB 10.6.6, see the MariaDB Foundation release announcement.

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