MariaDB 10.4.29 Release Notes

Download 10.4.29 Release Notes Changelog Overview of 10.4

Release date: 10 May 2023

MariaDB 10.4 is a previous stable series of MariaDB, maintained until June 2024. 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 10.4.29 is a Stable (GA) release.

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

Thanks, and enjoy MariaDB!

Notable Items



  • mariadb-backup doesn't utilise innodb-undo-log-directory (if specified as a relative path) during copy-back operation (MDEV-28187)
  • mariabackup issues error messages during InnoDB tablespaces export on partial backup preparing (MDEV-29050)
  • mariadb-backup does not copy Aria logs if aria_log_dir_path is used (MDEV-30968)


  • Fixed a deadlock on parallel slave involving full image Write event on the sequence engine (MDEV-29621)
  • Fixed an attempted out-of-order binlogging error on slave involving ALTER on the sequence engine (MDEV-31077)
  • Corrected non-versioned master to versioned slave replication on no-unique attribute table (MDEV-30430)
  • Mended encrypted binlog master to error out to gtid-mode slave when master could not decrypt a binlog file (MDEV-28798)
  • Refined optimistic parallel slave to error-exit without any hang (MDEV-30780)


  • Split Materialized optimization is improved to re-fill the materialized table only if necessary. The fewer number of table refills is taken into account when choosing query plan, too (MDEV-26301).
  • Queries using SELECT DISTINCT some_expression(aggregate_function()) could produce wrong query result. (MDEV-20057)
  • EXPLAIN could erroneously report that Rowid Filter optimization is used for partitioned tables. Partitioned tables do not support it. (MDEV-30596)
  • A bug in selectivity computations for SINGLE/DOUBLE_PREC_HB histograms could cause wrong estimates to be produced. This could cause the optimizer to pick sub-optimal query plans (MDEV-31067).

Docker Official Images

  • Add replication setup to containers contributed by Md Sahil (MDEV-29762)



For a complete list of changes made in MariaDB 10.4.29, with links to detailed information on each push, see the changelog.


For a full list of contributors to MariaDB 10.4.29, see the MariaDB Foundation release announcement.

Be notified of new MariaDB Server releases automatically by subscribing to the MariaDB Foundation community announce 'at' 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.


Comments loading...
Content reproduced on this site is the property of its respective owners, and this content is not reviewed in advance by MariaDB. The views, information and opinions expressed by this content do not necessarily represent those of MariaDB or any other party.