MariaDB 12.2 Changes & Improvements

An overview of changes, improvements, and what's new in MariaDB Community Server 12.2

The most recent release of MariaDB 12.2 is:

MariaDB 12.2.2 Download Now

_{Alternate download from mariadb.org}

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

New Features

Compatibility features

• Implement Oracle TO_NUMBER function (MDEV-20022)

• Implement Oracle TRUNC function (MDEV-20023)

Optimizer

• Join optimizer is now able to infer that derived table with GROUP BY clause has distinct GROUP BY columns (MDEV-36321)

Optimizer hints

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

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

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

Miscellaneous

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

• Add INFORMATION_SCHEMA.TRIGGERED_UPDATE_COLUMNS (MDEV-36996)

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

Preview release only

These features needed further testing and will be implemented in a future series.

• Implement Global temporary tables (MDEV-35915) (preview release only)

• Improved support of replication between tables of different structure (MDEV-36290) (preview release only)

List of All MariaDB 12.2 Releases

Date	Release	Status	Release Notes	Changelog
12 Feb 2026	12.2.2	Stable (GA)	Release Notes	Changelog
21 Nov 2025	12.2.1	RC	Release Notes	Changelog
23 Sep 2025	MariaDB 12.2 Preview	Preview

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