MariaDB 12.2.1 Release Notes

MariaDB 12.2.1 is a Release Candidate (RC) release of MariaDB Community Server 12.2, released on 2025-11-21

The most recent release of MariaDB 12.2 is:

MariaDB 12.2.2 Download Now

_{Alternate download from mariadb.org}

Download Release Notes Changelog Overview of 12.2

Release date: 21 Nov 2025

Do not use non-stable (non-GA) releases in production!

MariaDB 12.2 is a rolling release. It is an evolution of MariaDB 12.1 with several entirely new features.

MariaDB 12.2.1 is a Release Candidate (RC) release.

For an overview of MariaDB 12.2 see the MariaDB 12.2 Changes & Improvements page.

Thanks, and enjoy MariaDB!

New Features

Compatibility features

• Optimizer hint: [NO_]ROWID_FILTER (MDEV-36089),

• Optimizer hint: [NO_]INDEX_MERGE (MDEV-36125)

• Optimizer hints: Implicit query block names (MDEV-37511)

• Implement Oracle TO_NUMBER function (MDEV-20022)

• Implement Oracle TRUNC function (MDEV-20023)

Miscellaneous

• Remove depth limit of 32 from JSON functions (MDEV-32854)

• Indexes on derived tables with GROUP BY produce wrong out_rows estimates (MDEV-36321)

• Add INFORMATION_SCHEMA.TRIGGERED_UPDATE_COLUMNS (MDEV-36996)

• Implement INFORMATION_SCHEMA.PARAMETERS.PARAMETER_DEFAULT column (MDEV-37054)

Changelog

For a complete list of changes made in MariaDB 12.2.1, 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.

_{This page is licensed: CC BY-SA / Gnu FDL}