MariaDB 10.2.37 Release Notes

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Note: This page describes features in the source repository for MariaDB 10.2. 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 10.2 is a previous stable series of MariaDB. It is an evolution of MariaDB 10.1 with several entirely new features not found anywhere else and with backported and reimplemented features from MySQL 5.6 and 5.7.

MariaDB 10.2.37 is a Stable (GA) release.

For an overview of MariaDB 10.2 see the What is MariaDB 10.2? page.

Thanks, and enjoy MariaDB!

Notable Changes

InnoDB

  • MDEV-24188 - Hang in buf_page_create() after reusing a previously freed page
  • MDEV-24275 - InnoDB persistent stats analyze forces full scan forcing lock crash
  • MDEV-24449 - Corruption of system tablespace or last recovered page

Galera

  • Galera updated to 25.3.32
  • MDEV-23328 - Server hang due to Galera lock conflict resolution
  • MDEV-23851 - BF-BF Conflict issue because of UK GAP locks
  • MDEV-20717 - Plugin system variables and activation options can break mysqld --wsrep_recover

Replication

  • MDEV-8134 - relay-log is corrected to rotate past 999999
  • MDEV-23033 - fixed slave applier for row-based events with FK constraints on virtual columns
  • MDEV-4633 - Relay_Log_Space of Show-Slave-Status is made thread-safe

Misc

Upgrading from 10.2 versions earlier than 10.2.17 is highly recommended
for all Galera users due to bug MDEV-12837 which caused serious stability
issues with earlier versions. See the bug issue page for more information.

When upgrading from MariaDB 10.2.16 or earlier to MariaDB 10.2.17 or higher,
running mysql_upgrade is required due to changes introduced in MDEV-14637.

Changelog

For a complete list of changes made in MariaDB 10.2.37 with links to detailed information on each push, see the changelog.


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