MariaDB 10.4.5 Release Notes

The most recent release of MariaDB 10.4 is:MariaDB 10.4.34 Stable (GA) Download Now

DownloadRelease NotesChangelogOverview of 10.4

Release date: 21 May 2019

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 10.4.5 is a Release Candidate (RC) release.

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

For an overview of MariaDB 10.4 see theWhat is MariaDB 10.4? page.

Thanks, and enjoy MariaDB!

Notable Changes

General Server

• New mysqlimport option, --ignore-foreign-keys (MDEV-788).

• Setting sql_mode to MSSQL implements a limited subset of Microsoft SQL Server's language. See SQL_MODE=MSSQL (MDEV-19142).

• Add CAST(expr AS FLOAT) (MDEV-16872).

• List of slave transaction errors that will result in a retry rather than a halt (slave_transaction_retry_errors) have been increased by default, assisting Spider setups to be more robust (MDEV-16543).

• MDEV-15458 - Segfault in heap_scan() upon UPDATE after ADD SYSTEM VERSIONING

• MDEV-19235 - MariaDB Server compiled for 128 Indexes crashes at startup

JSON

• JSON_MERGE_PATCH and JSON_MERGE_PRESERVE (MDEV-13992)

InnoDB

• Merge InnoDB changes from MySQL 5.6.44 and 5.7.26

• Fixes of corruption or crashes: MDEV-19241, MDEV-13942, MDEV-19385, MDEV-16060, MDEV-18220, MDEV-17540

• InnoDB recovery fixes and speedup: MDEV-12699, MDEV-19356

Encryption

• MDEV-14398 - innodb_encrypt_tables will work even with innodb_encryption_rotate_key_age=0

System-Versioned Tables

• MDEV-15966 - System-versioned tables are now protected from TRUNCATE TABLE statements.

Information schema

• MDEV-19490 show tables fails when selecting the information_schema database

Statistics

• MDEV-19407 - Assertion `field->table->stats_is_read' failed in is_eits_usable

• New status variable, Aborted_connects_preauth, that records the number of connection attempts that were aborted prior to authentication (MDEV-19277).

Packaging

• As per the MariaDB Deprecation Policy, this is the last release of MariaDB 10.4 for Fedora 28

• Packages and a repository for Fedora 30 and Ubuntu 19.04 "disco" have been added with this release, visit the Repository Configuration Tool for instructions on adding the repository

Security

• Fixes for the following security vulnerabilities:

  • CVE-2019-2614

  • CVE-2019-2627

  • CVE-2019-2628

Changelog

For a complete list of changes made in MariaDB 10.4.5, with links to detailed information on each push, see the changelog.

Contributors

For a full list of contributors to MariaDB 10.4.5, see the MariaDB Foundation release announcement.

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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