The Ultimate Guide to High Availability with MariaDB

MariaDB 10.4.1 Release Notes

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The most recent release of MariaDB 10.4 is:
MariaDB 10.4.34 Stable (GA) Download Now
Alternate download from mariadb.org

Note: This page describes features in the source repository for MariaDB 10.4. 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 10.4 is the current development series of MariaDB. It is an evolution of MariaDB 10.3 with several entirely new features not found anywhere else and with backported and reimplemented features from MySQL.

MariaDB 10.4.1 will be a Beta release.

Do not use beta releases in production!

For an overview of MariaDB 10.4 see the What is MariaDB 10.4? page.

Thanks, and enjoy MariaDB!

Notable Changes

This will be the first beta release in the MariaDB 10.4 series.

Notable changes of this release include:

Syntax

  • New FLUSH SSL command to reload SSL certificates without server restart (MDEV-16266)
  • New CAST target — CAST(x AS INTERVAL DAY_SECOND(N)) (MDEV-17776)

Variables

  • New sql-mode setting, TIME_ROUND_FRACTIONAL (MDEV-16991)
  • Two new values for the variable use_stat_tables: COMPLEMENTARY_FOR_QUERIES and PREFERABLY_FOR_QUERIES (MDEV-17255)
  • Engine Independent Table Statistics is now enabled by default, new default values are use_stat_tables=PREFERABLY_FOR_QUERIES and optimizer_use_condition_selectivity=4 (MDEV-15253)

Other features

  • Support for window UDF functions via the new method x_remove (MDEV-15073)
  • Json service for plugins (MDEV-5313)
  • Much faster privilege checks for MariaDB setups with many user accounts or many database grants (MDEV-15649)
  • mysql.user table is retired. User accounts and global privileges are now stored in the mysql.global_priv table (MDEV-17658)

Bug Fixes

Lots of miscellaneous fixes, including:

Changelog

For a complete list of changes made in MariaDB 10.4.1, with links to detailed information on each push, see the changelog.

Do not use beta releases in production!

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.

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