MariaDB 10.3.31 Release Notes

The most recent release of MariaDB 10.3 is:MariaDB 10.3.39 Stable (GA) Download Now

Download 10.3.31 | Release Notes | Changelog | Overview of 10.3

Release date: 6 Aug 2021

Warning: This version can cause InnoDB file corruption on FreeBSD and on AIX. If you are using AIX, please, stick to an earlier release, or upgrade to a more recent release. If you are using FreeBSD, upgrade to the bugfix release (the version ends with _1) of the mariadb-server from the Ports Collection. See MDEV-26537.

MariaDB 10.3 is the previous stable series of MariaDB, and an evolution of MariaDB 10.2 with several entirely new features not found anywhere else and with backported and reimplemented features from MySQL.

MariaDB 10.3.31 is a Stable (GA) release.

For an overview of MariaDB Server 10.3 see the page.

Thanks, and enjoy MariaDB!

Notable Items

InnoDB

• InnoDB no longer acquires advisory file locks by default ()

• Encryption: Automatically disable key rotation checks for file_key_management plugin ()

• Some fixes from MySQL 5.7.35 ()

Optimizer

• A query that uses ORDER BY .. LIMIT clause and "Range checked for each record optimization" could produce incorrect results under some circumstances ()

• Queries that have more than 32 equality conditions comparing columns of different tables ("tableX.colX=tableY.colY) could cause a stack overrun in the query optimizer (, )

• "Condition pushdown into derived table" optimization cannot be applied if the expression being pushed refers to a derived table column which is computed from expression that has a stored function call, @session variable reference, or other similar construct. The fix for makes it so that only the problematic part of the condition is not pushed. The rest of the condition is now pushed. ()

Packaging & Misc

• As per the , this will be the last release of for Ubuntu 20.10 Groovy

• updated to 25.3.34

Security

• Fixes for the following :

When upgrading from or earlier to or higher, running is required due to changes introduced in. MongoDB protocol support files for the engine are missing in this release. If you want to use engine with MongoDB, you need to download or and put a path to this file into the connect_class_path in the my.cnf.

Changelog

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

Contributors

For a full list of contributors to , see the .

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