Download | Release Notes | Changelog | Overview of 5.5

Release date: 12 May 2020

This is a Stable (GA) release. Note that with this release, MariaDB 5.5 is now end-of-life, and no longer supported.

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

In most respects MariaDB 5.5 will work exactly as MySQL 5.5: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release.

• updated to 11.0 ()

• Unregister of slave threads disconnected before COM_BINLOG_DUMP (Bug#29915479)

• Server can fail while replicating conditional comments (Bug#28388217)

• Fixes for the following :

Changelog

A full list of all changes is in the .

Contributors

For a full list of contributors to , see the . Thanks, and enjoy MariaDB!

The most recent release in the series is:

| | |

Release date: 31 Jul 2019

This is a (GA) release.

For a description of see the page.

In most respects MariaDB will work exactly as MySQL: all commands,interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 5 Nov 2019

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 28 Jan 2020

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 19 Jul 2017

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 29 Apr 2019

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 17 Jun 2016

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| Release Notes | |

Release date: 29 Nov 2012

a is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

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

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 5 Aug 2014

This is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.39 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes several bugfixes and updates, including from MySQL 5.5.39. Notable updates include:

• Fixes for the following :

A full list of all changes is in the .

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 3 May 2017

This is a Stable (GA) release.

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes bugfixes and updates, including from MySQL 5.5.56.

• Fixes for the following :

  • CVE-`-```

Changelog

A full list of all changes is in the .

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 11 Apr 2012

MariaDB 5.5.23 is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5 page.

For a list of changes made in MariaDB 5.5.23, with links to detailed information on each push, see the MariaDB 5.5.23 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Note: There are no RPM packages of available at this time.

Security Fixes

This release includes fixes for the following security vulnerabilities:

Includes

includes , which, among other things, fixes a bug that under certain rare circumstances allowed a user to connect with an invalid password. This is a serious security issue. We recommend upgrading from older versions of as soon as possible. See the and for more information.

Includes MySQL 5.5.23

This version of MariaDB includes MySQL 5.5.23. See for what changed between this and previous MySQL versions.

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 26 Oct 2018

This is a Stable (GA) release.

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes bugfixes and updates, including from MySQL 5.5.62.

• updated to 5.5.61-38.13

• Fixes for the following :

Changelog

A full list of all changes is in the .

Contributors

For a full list of contributors to , see the .

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 25 Feb 2012

MariaDB 5.5.20 is an Alpha release. MariaDB 5.5.20-alpha is a merge of MariaDB 5.3 and MySQL 5.5 with some limited additional bug fixes. This is the first 5.5-based release, and we are releasing it now, intentionally without any extra features and with it missing some features, to get it into the hands of any who might want to test it. Extra features planned for MariaDB 5.5 will be pushed into subsequent releases. Do not use alpha releases on production systems.

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5 page.

For a list of changes made in MariaDB 5.5.20-alpha, with links to detailed information on each push, see the MariaDB 5.5.20 Changelog.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Note: There are no RPM packages of available at this time.

Includes MySQL 5.5.20

This version of MariaDB includes MySQL 5.5.20. See for what changed between this and previous MySQL versions.

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 10 Aug 2016

This is a Stable (GA) release.

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes several bugfixes and updates, including from MySQL 5.5.51. Notable changes include:

• updated to 5.5.50-38.0

• Fixes for the following :

  • (). That allowed a malicious user to create a my.cnf in the datadir and, under certain circumstances, execute arbitrary code as mysql (or even root) user. This vulnerability was discovered by .

Changelog

A full list of all changes is in the .

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 31 Jul 2018

This is a Stable (GA) release.

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes bugfixes and updates, including from MySQL 5.5.61.

• Fixes for the following :

Changelog

A full list of all changes is in the .

Contributors

For a full list of contributors to , see the .

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 9 Jun 2014

This is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.38 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes several bugfixes and updates, including from MySQL 5.5.38. Notable updates include:

• Fixes for the following security vulnerabilities:

A full list of all changes is in the .

MariaDB on Power

With this release of MariaDB we're introducing binary tarball builds created on a Power7 box running Red Hat 6. They're listed on the downloads page in the "OS/CPU" column as"". We welcome your feedback on these new packages!

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 22 Oct 2012

MariaDB 5.5.28 is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5 page.

For a list of changes made in MariaDB 5.5.28, with links to detailed information on each push, see the MariaDB 5.5.28 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Includes and MySQL 5.5.28

includes and MySQL 5.5.28. See the and for more information on the changes in . See for what changed between this and previous MySQL versions.

Fixes and Performance Enhancements

This release includes fixes for the following security vulnerabilities:

also includes several bug fixes and performance enhancements.

See the for full details.

Thanks, and enjoy MariaDB!

The most recent release in the series is:

| | |

Release date: 22 Apr 2016

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 23 Apr 2018

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 17 Oct 2016

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 13 Sep 2016

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 6 Aug 2015

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 18 Oct 2017

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 11 Jun 2015

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| Release Notes | |

Release date: 29 Mar 2012

is a (RC) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow), but we want more testing before calling it stable. This is the third release of the series.

For a description of see the page.

For a list of changes made in -rc, with links to detailed information on each push, see the .

In most respects

The most recent release in the series is:

| Release Notes | |

Release date: 22 Jun 2012

is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

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

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| Release Notes | |

Release date: 25 Feb 2014

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 19 Jan 2018

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| Release Notes | |

Release date: 17 Apr 2014

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 10 Dec 2015

This is a Stable (GA) release.

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.47 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes several bugfixes and updates, including from MySQL 5.5.47. Notable updates include:

• updated to 5.5.46-37.6

• Fixes for the following :

SLES 11 Support

Previous builds of for Suse Linux Enterprise Server (SLES) 11 only supported SLES 11 SP3 and SP4. Starting with this release, SLES 11 builds for x86_64 also support SLES 11 SP1 and SP2.

Changelog

A full list of all changes is in the .

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 21 Dec 2014

This is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.41 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes several bugfixes and updates, including from MySQL 5.5.41. Notable updates include:

• This release includes two important bug fixes:

  • A fix to a serious bug in InnoDB and XtraDB that sometimes could cause a hard lock up of the server ()

  • A fix to unnecessary waits in InnoDB and XtraDB ()

• When compiled with OpenSSL, MariaDB now supports TLSv1.2 protocol. Limit it to TLSv1.2 ciphers only with --ssl_cipher=TLSv1.2

A full list of all changes is in the .

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 19 Feb 2015

This is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.42 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Moved to Git

With this release of , the source code has been moved to Github. See the page for more information on how to checkout and work with the 5.5 branch.

MariaDB Audit Plugin

The MariaDB Audit Plugin is now included by default in MariaDB. Some new functionality has been added to it and it's also now declared to have maturity Stable. The new version of the Audit Plugin is 1.2 and it includes the following new features:

• In the audit log passwords are now masked, i.e. the password characters are replaced with asterisks.

• It's now possible to filter logging to include only DDL (CREATE, ALTER, etc.) or DML (INSERT, UPDATE, etc.) statements.

For more information please refer to the page. The plugin is disabled by default.

Low-level network Client API

With this release we introduce a low-level Client API. Applications, linked with libmysqlclient client library can use these functions to read and parse raw protocol packets:

• unsigned long mysql_net_read_packet(MYSQL *mysql);

• unsigned long mysql_net_field_length(unsigned char **packet);

Updates & Bug Fixes

is a maintenance release. It includes several bugfixes and updates, including from MySQL 5.5.42. Notable updates include:

• updated to

• Fixes for the following :

A full list of all changes is in the .

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 24 Dec 2016

This is a Stable (GA) release.

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes bugfixes and updates, including from MySQL 5.5.54.

• updated to 9.4

• As per the , this is the last release of for CentOS 5, RHEL 5, and openSUSE 13

• Fixes for the following :

Changelog

A full list of all changes is in the .

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 17 Sep 2013

This is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.33 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Security fixes

This release includes fixes for the following security vulnerabilities:

Includes TokuDB Storage Engine

With this release of MariaDB we are pleased to announce the addition of the storage engine from .

It is only available for the following distributions:

• Ubuntu 13.04 "Raring" 64-bit

• Ubuntu 12.10 "Quantal" 64-bit

• Debian 7 "Wheezy" 64-bit

• Fedora 18 64-bit

The TokuDB package is available in the repositories of the above distributions. See for instructions on installing the package and enabling TokuDB.

The version of TokuDB included with MariaDB is different from the version from Tokutek. See the page for details.

Includes MySQL 5.5.33 and XtraDB 5.5.33

This release includes MySQL 5.5.33. See for what changed in MySQL.

Also included is from Percona Server 5.5.33-rel31.1

Other Notable Information

• MariaDB is now built with by default on Linux (not on Solaris or Windows).

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 12 Mar 2013

This is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5 page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.30 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

This release is primarily a bug-fix release.

Includes and MySQL 5.5.30

This release includes and MySQL 5.5.30. See for what changed in MySQL.

Security fixes

This release includes fixes for the following security vulnerabilities:

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 9 Oct 2014

This is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.40 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Updates & Bug Fixes

is a maintenance release. It includes several bugfixes and updates, including from MySQL 5.5.40. Notable updates include:

• Fixes for the following :

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 18 Jul 2013

This is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.32 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

This is primarily a bug-fix release.

Includes and MySQL 5.5.32

This release includes and MySQL 5.5.32. See for what changed in MySQL.

Security fixes

This release includes fixes for the following security vulnerabilities:

Other Notable Information

• Includes from Percona Server-5.5.32-rel31.0

• As long as XtraDB is used, is not affected by (multi-file tablespaces do not work after an upgrade).

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 07 Sep 2012

MariaDB 5.5.27 is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5 page.

For a list of changes made in MariaDB 5.5.27, with links to detailed information on each push, see the MariaDB 5.5.27 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Includes and MySQL 5.5.27

includes and MySQL 5.5.27. See the and for more information on the changes in . See for what changed between this and previous MySQL versions.

Includes XtraDB from Percona-Server-5.5.27-rel28.1

For , we've merged in XtraDB from Percona Server Percona-Server-5.5.27-rel28.0 and 5.5.27-rel28.1. See the Percona Server and release notes for more information.

Alternative Linux binaries

In this version of MariaDB we are starting to provide alternative Linux binaries built on a different build machine with a different build toolchain. Binaries created on this box require at least GLIBC_2.14. For continuity, we are still providing binaries built with the same toolchain as previous releases. The alternative binaries have a "(GLIBC_2.14)" label to distinguish them from the others.

Fixes and Performance Enhancements

This release includes fixes for the following security vulnerabilities:

This release fixes numerous cases of the incorrect identifier quoting in the replication code. They were open vulnerabilities, that allowed, to a certain extent, to bypass the database privilege system and modify the data, that one was granted no access to. See for details. ()

Additionally, 5.5.27 includes several other bug fixes and performance enhancements.

See the for full details.

Thanks, and enjoy MariaDB!

The most recent release in the series is:

| Release Notes | |

Release date: 29 Jan 2014

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 12 Oct 2015

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 13 Apr 2017

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| Release Notes | |

Release date: 21 Nov 2013

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 11 Feb 2016

This is a (GA) release.

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 1 May 2015

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| Release Notes | |

Release date: 30 Jan 2013

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| Release Notes | |

Release date: 20 Sep 2013

This is a (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of see the page.

For a list of changes made in this release, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 23 May 2013

This is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5? page.

For a list of changes made in this release, with links to detailed information on each push, see the MariaDB 5.5.31 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

This is primarily a bug-fix release.

Includes and MySQL 5.5.31

This release includes and MySQL 5.5.31. See for what changed in MySQL.

Security fixes

This release includes fixes for the following security vulnerabilities:

Other Notable Updates

• Includes from Percona Server-5.5.30-rel30.2

• Includes an alpha version of the , that allows to see the content of the query cache via the corresponding INFORMATION_SCHEMA table.

• MariaDB MSI packages for Windows include the latest 8.0.

• Support for FusionIO/directFS atomic writes added (). See the following for more information:

Ubuntu 13.04 "Raring" Packages

Packages are now available for Ubuntu 13.04 "Raring". Use the to get the appropriate commands.

Ubuntu 8.04 LTS "Hardy" and 11.10 "Oneiric" Deprecated

In accordance with the the following distributions have reached the end of their support periods (EOL):

• Ubuntu 8.04 LTS "Hardy"

• Ubuntu 11.10 "Oneiric"

• Mint 9 LTS "Isadora"

• Mint 12 "Lisa"

This release () is therefore the last MariaDB release to feature packages for these distros. The for them will remain online until the 5.5.32 release. At that time they will go away.

Binary tar.gz files built on Ubuntu "Hardy" will also be going away. These are the ones that do not require GLIBC_2.14+. So for the next release, all binary tar.gz files for Linux will require GLIBC_2.14+.

Thanks, and enjoy MariaDB!

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

Download | Release Notes | Changelog | Overview of 5.5

Release date: 31 May 2012

MariaDB 5.5.24 is a Stable (GA) release. In general this means that there are no known serious bugs, except for those marked as feature requests, that no bugs were fixed since last release that caused a notable code changes, and that we believe the code is ready for general usage (based on bug inflow).

For a description of MariaDB 5.5 see theWhat is MariaDB 5.5 page.

For a list of changes made in MariaDB 5.5.24, with links to detailed information on each push, see the MariaDB 5.5.24 Changelog.

In most respects MariaDB will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

Includes and MySQL 5.5.24

includes and MySQL 5.5.24. See the and for more information on the changes in . See for what changed between this and previous MySQL versions.

Security Fixes

This release includes fixes for the following security vulnerabilities:

RPM packages and YUM repositories

introduces new RPM packages and YUM repositories for RedHat, Fedora, and CentOS.

To get started with the repositories, head over to the page. We've also updated our so that you can easily generate a custom MariaDB.repo for your distribution.

If you don't want to use yum you can, of course, still .

Lastly, we've created a page describing , so you can easily determine which of the rpm packages you need or want.

This is our first attempt at providing YUM repositories for MariaDB, so please if you run into any issues.

Ubuntu 12.04 "Precise"

The MariaDB APT repositories have been updated to include packages for Ubuntu 12.04 Precise Pangolin. The page has instructions on how to set up the repository.

If you've previously added MariaDB to your sources.list, use our to generate an updated entry for Ubuntu "Precise".

BSD 9 and MacOS X Binaries

also includes binaries for BSD 9 and MacOS X 10.5. As with the new RPM packages, this is our first attempt at providing packages for these operating systems. So please if you run into any issues.

Thanks, and enjoy MariaDB!

The most recent release in the series is:

| Release Notes | |

Release date: 16 Mar 2012

is a release. In general this means that there are no known serious bugs, except for those marked as feature requests. This is the second release of the series and includes features left out of the 5.5.20-alpha release, and various bug fixes.

For a description of see the page.

For a list of changes made in -beta, with links to detailed information on each push, see the .

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

The most recent release in the series is:

| | |

Release date: 30 Jan 2019

This is a (GA) release.

For a description of see the page.

In most respects will work exactly as MySQL: all commands, interfaces, libraries and APIs that exist in MySQL also exist in MariaDB.

MariaDB 5.5 is no longer maintained. Please use a more recent release.

The most recent release in the MariaDB 5.5 series is:MariaDB 5.5.68 Download Now

MariaDB 5.5 is MariaDB 5.3 + MySQL 5.5, with added features. The first stable release was in April 2012, and the final release in May 2020.

For upgrading to MariaDB 10.0, the more recent stable release, see .

Feature Comparison Matrix

We have created an Optimizer Feature Comparison Matrix showing the new optimizer features in and 5.3 compared to MySQL 5.5 and 5.6.

See also a detailed breakdown of .

New Features

• Significantly more efficient , comparable in functionality to the closed source feature in MySQL Enterprise.

• ()

• ()

• updated to version 2.0.4.

Information Schema

There are a number of new tables:

Minor Extensions

• Updates to performance schema tables are not stored in the and thus not replicated to slaves. This is to ensure that monitoring of the master will not cause a slower performance on all slaves. This also fixes a crash on the slaves.

New features are added to .

Deprecated / Disabled Features

• is no longer in the binary builds/distributions. It's however still in the source distributions and in the source tree. The reason is that PBXT is no longer actively maintained, has a few bugs that are not fixed and is not in widespread use.

Switching Between InnoDB and

comes with both (compiled in) and InnoDB (as a plugin). By default uses XtraDB. If you want to switch to use InnoDB you can do:

( should point to where ha_innodb.so is installed)

The above options can of course also be added to your file:

If you want you can also compile MariaDB with .

Security Vulnerabilities Fixed in

For a complete list of security vulnerabilities (CVEs) fixed across all versions of MariaDB, see the page.

• : : : : : : : : : : : : : : : : : : : : : : : : : : : : :

The following CVEs are also fixed in but the fix is not tied to a specific version number:

List of All Releases

See Also