> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/release-notes/community-server/changelogs/11.4/11.4.9.md).

# MariaDB 11.4.9 Changelog

MariaDB 11.4.9 is a Stable (GA) release of MariaDB Community Server 11.4, released on 2025-11-06

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<p align="center">The most recent release of MariaDB Community Server 11.4 is: <a href="/docs/release-notes/community-server/11.4/11.4.13.md"><strong>11.4.13</strong></a> Stable (GA)</p>

<p align="center"><a href="https://mariadb.com/downloads/" class="button primary">Download Community Server 11.4.13</a></p>

<p align="center"><a href="https://downloads.mariadb.org/mariadb/11.4.13/"><sub><em>Alternate download from mariadb.org</em></sub></a></p>
{% endhint %}

<a href="https://mariadb.com/downloads/community" class="button primary">Download</a> <a href="/docs/release-notes/community-server/11.4/11.4.9.md" class="button secondary">Release Notes</a> <a href="/docs/release-notes/community-server/changelogs/11.4/11.4.9.md" class="button secondary">Changelog</a> <a href="/docs/release-notes/community-server/11.4/what-is-mariadb-114.md" class="button secondary">Overview of 11.4</a>

[<sup>*Alternate download from mariadb.org*</sup>](https://downloads.mariadb.org/mariadb/11.4.9/)

**Release date:** 6 Nov 2025

For the highlights of this release, see the [release notes](/docs/release-notes/community-server/11.4/11.4.9.md).

The revision number links will take you to the revision's page on GitHub. On [GitHub](https://github.com/MariaDB/server/tree/11.4) you can view more details of the revision and view diffs of the code modified in that revision.

* Includes all fixes from [MariaDB 10.11.15](/docs/release-notes/community-server/changelogs/10.11/10.11.15.md)
* [Revision #aa6a2e6bf0](https://github.com/MariaDB/server/commit/aa6a2e6bf0) <sup>*2025-11-04 01:05:25 +0100*</sup>
  * MDEV-37345 sequences and prelocking (11.4 version)
* <sup>*Merge*</sup> [<sup>*Revision #f230c0ff6e*</sup>](https://github.com/MariaDB/server/commit/f230c0ff6e) <sup>*2025-11-04 13:44:16 +0100 - Merge branch '10.11' into 11.4*</sup>
* [Revision #aa70eeac2c](https://github.com/MariaDB/server/commit/aa70eeac2c) <sup>*2025-10-28 01:58:00 +0700*</sup>
  * MDEV-36761: Put NULL-aware cardinality estimation under new\_mode flag
* [Revision #ebe27ec6eb](https://github.com/MariaDB/server/commit/ebe27ec6eb) <sup>*2025-09-26 22:55:54 +0300*</sup>
  * MDEV-36761: Implement NULL-aware cardinality estimation for indexed columns
* [Revision #d0ac583df8](https://github.com/MariaDB/server/commit/d0ac583df8) <sup>*2025-10-01 19:55:51 +0300*</sup>
  * MDEV-36761 Implement NULL-aware cardinality estimation for indexed columns
* [Revision #75ded7d03a](https://github.com/MariaDB/server/commit/75ded7d03a) <sup>*2025-10-08 15:57:12 +0300*</sup>
  * MDEV-37784 Introduce @@new\_mode: support all values being hidden
* [Revision #a18f8d3856](https://github.com/MariaDB/server/commit/a18f8d3856) <sup>*2025-10-06 10:53:05 +0200*</sup>
  * MDEV-37784 fix the warning
* [Revision #155ed2c579](https://github.com/MariaDB/server/commit/155ed2c579) <sup>*2025-10-02 12:53:58 +1100*</sup>
  * MDEV-37784 Introduce @@new\_mode variable
* [Revision #bcb77590f0](https://github.com/MariaDB/server/commit/bcb77590f0) <sup>*2024-08-30 11:04:14 +0200*</sup>
  * cleanup: CREATE\_TYPELIB\_FOR() helper
* [Revision #b8bdbd12dd](https://github.com/MariaDB/server/commit/b8bdbd12dd) <sup>*2025-10-24 13:32:45 +0200*</sup>
  * columnstore 25.10.1-1
* [Revision #83df4a3c9e](https://github.com/MariaDB/server/commit/83df4a3c9e) <sup>*2025-10-24 07:13:01 +1100*</sup>
  * MDEV-37864: mysql-test/mtr --cursor main.func\_json fails (postfix)
* [Revision #cd28452e63](https://github.com/MariaDB/server/commit/cd28452e63) <sup>*2025-10-20 12:00:32 +0530*</sup>
  * MDEV-37864: mysql-test/mtr --cursor main.func\_json fails
* <sup>*Merge*</sup> [<sup>*Revision #029d6a0b2e*</sup>](https://github.com/MariaDB/server/commit/029d6a0b2e) <sup>*2025-10-22 10:21:16 +0200 - Merge branch '10.11' into bb-11.4-release*</sup>
* [Revision #63c2826ba9](https://github.com/MariaDB/server/commit/63c2826ba9) <sup>*2025-10-21 16:41:03 +0200*</sup>
  * columnstore 25.10.1-1
* [Revision #3c3f06cc2a](https://github.com/MariaDB/server/commit/3c3f06cc2a) <sup>*2025-10-20 15:37:15 +0200*</sup>
  * libfmt 12.0
* [Revision #c1e7a2ee6b](https://github.com/MariaDB/server/commit/c1e7a2ee6b) <sup>*2025-10-20 12:22:37 +0200*</sup>
  * New CC 3.4
* [Revision #d4606420f8](https://github.com/MariaDB/server/commit/d4606420f8) <sup>*2025-10-17 12:49:47 -0400*</sup>
  * MDEV-37653: IS TRUE incorrectly converts outer join to inner
* [Revision #ca7e1a39b3](https://github.com/MariaDB/server/commit/ca7e1a39b3) <sup>*2025-05-21 10:09:31 +0300*</sup>
  * MDEV-36843 : Galera tests fail if wsrep\_provider\_options is too long (> 2k)
* [Revision #11b6a05905](https://github.com/MariaDB/server/commit/11b6a05905) <sup>*2025-10-17 13:50:56 +0300*</sup>
  * MDEV-34529 fixup: Improve a test
* [Revision #6087bdae8c](https://github.com/MariaDB/server/commit/6087bdae8c) <sup>*2025-10-17 12:35:34 +0300*</sup>
  * MDEV-37244: Avoid page lookup after read
* [Revision #81f25fdc74](https://github.com/MariaDB/server/commit/81f25fdc74) <sup>*2025-10-17 09:41:50 +0300*</sup>
  * MDEV-37244: Avoid spin loop on page I/O waits
* [Revision #30415acc33](https://github.com/MariaDB/server/commit/30415acc33) <sup>*2025-10-17 09:41:20 +0300*</sup>
  * MDEV-37244: Adjust main.analyze\_stmt\_prefetch\_count
* <sup>*Merge*</sup> [<sup>*Revision #dfdf572910*</sup>](https://github.com/MariaDB/server/commit/dfdf572910) <sup>*2025-10-17 09:05:29 +0300 - Merge 10.11 into 11.4*</sup>
* [Revision #b2c1ba820b](https://github.com/MariaDB/server/commit/b2c1ba820b) <sup>*2025-10-15 11:54:49 +0300*</sup>
  * MDEV-37860: Assertion !waiting failed with thread-handling=pool-of-threads
* <sup>*Merge*</sup> [<sup>*Revision #4586b96c29*</sup>](https://github.com/MariaDB/server/commit/4586b96c29) <sup>*2025-10-15 19:29:55 +1100 - Merge branch '10.11' into 11.4*</sup>
* [Revision #ca81bcfabf](https://github.com/MariaDB/server/commit/ca81bcfabf) <sup>*2025-10-15 15:28:28 +1100*</sup>
  * Galera 26.4.24 - test update for wsrep.wsrep\_provider\_plugin\_defaults
* [Revision #2a722fcfc9](https://github.com/MariaDB/server/commit/2a722fcfc9) <sup>*2025-10-14 17:14:10 +0200*</sup>
  * MDEV-37554 MariaDB auth protocol differs from MySQL
* [Revision #6bc959432c](https://github.com/MariaDB/server/commit/6bc959432c) <sup>*2025-10-14 14:47:27 +0200*</sup>
  * bump wsrep\_provider maturity to stable
* [Revision #6c56c92a6c](https://github.com/MariaDB/server/commit/6c56c92a6c) <sup>*2025-09-25 01:10:14 +0530*</sup>
  * MDEV-36809: json\_array\_intersect crashs when unused table ref provided
* [Revision #44dc149c78](https://github.com/MariaDB/server/commit/44dc149c78) <sup>*2025-10-10 20:09:39 +0200*</sup>
  * MDEV-37843 Remove InnoDB "optimizations" for debug\_no\_sync
* [Revision #cabb77c9a1](https://github.com/MariaDB/server/commit/cabb77c9a1) <sup>*2025-10-10 08:21:55 +0200*</sup>
  * MDEV-33474 postfix - refine include/exclude rules for runtime dependencies
* [Revision #8a2b620493](https://github.com/MariaDB/server/commit/8a2b620493) <sup>*2025-10-08 11:42:17 +0200*</sup>
  * Windows ARM - speed up tests on CI, by using --debug-no-sync
* <sup>*Merge*</sup> [<sup>*Revision #4ffa1ff4a7*</sup>](https://github.com/MariaDB/server/commit/4ffa1ff4a7) <sup>*2025-10-09 13:37:45 +0300 - Merge 10.11 into 11.4*</sup>
* [Revision #be0e3b2f0d](https://github.com/MariaDB/server/commit/be0e3b2f0d) <sup>*2025-10-08 16:34:49 +0300*</sup>
  * MDEV-37753 lock\_sec\_rec\_some\_has\_impl() unnecessarily fetches history
* [Revision #d04fc1af3b](https://github.com/MariaDB/server/commit/d04fc1af3b) <sup>*2025-10-08 11:36:13 +0530*</sup>
  * MDEV-37669 innodb.sys\_defragment fails with wrong result
* [Revision #00c469cb07](https://github.com/MariaDB/server/commit/00c469cb07) <sup>*2025-10-08 17:14:59 +1100*</sup>
  * \[fixup] Remove an obsolete reference to SCOPE\_EXIT in a comment
* [Revision #5b61a390f7](https://github.com/MariaDB/server/commit/5b61a390f7) <sup>*2025-10-08 11:26:26 +1100*</sup>
  * Revert a line deletion in a spider test in a merge for unknown reason
* [Revision #e2b984f3d5](https://github.com/MariaDB/server/commit/e2b984f3d5) <sup>*2025-09-30 14:39:54 +0200*</sup>
  * MDEV-34953 test case
* [Revision #6f857c7e87](https://github.com/MariaDB/server/commit/6f857c7e87) <sup>*2025-09-27 01:33:57 +0200*</sup>
  * MDEV-34953 followup - allow Innodb to work with old data dictionary without upgrade.
* [Revision #a8cb429ffa](https://github.com/MariaDB/server/commit/a8cb429ffa) <sup>*2025-09-26 12:10:58 +0200*</sup>
  * MDEV-34953 Innodb bugs with lower\_case\_table\_names=0 on Windows
* [Revision #c59c544480](https://github.com/MariaDB/server/commit/c59c544480) <sup>*2025-09-26 12:03:55 +0200*</sup>
  * enable case-sensitivity on a Windows build in CI
* [Revision #e0cc096503](https://github.com/MariaDB/server/commit/e0cc096503) <sup>*2025-09-26 11:49:55 +0200*</sup>
  * Fix some testcases, to enable mtr --mysqld=--lower\_case\_table\_name=0
* <sup>*Merge*</sup> [<sup>*Revision #426c2a6ca1*</sup>](https://github.com/MariaDB/server/commit/426c2a6ca1) <sup>*2025-10-07 13:01:57 +0300 - Merge 10.11 into 11.4*</sup>
* [Revision #d7d7304d9b](https://github.com/MariaDB/server/commit/d7d7304d9b) <sup>*2025-10-07 09:59:59 +0300*</sup>
  * MDEV-36556: MariaDB restart after upgrade fails with innodb\_encrypt\_tables
* [Revision #5b72e95a8c](https://github.com/MariaDB/server/commit/5b72e95a8c) <sup>*2025-10-03 08:50:33 +0300*</sup>
  * MDEV-37600 fixup: GCC 15 -Wunterminated-string-initialization
* <sup>*Merge*</sup> [<sup>*Revision #5cf9d846ea*</sup>](https://github.com/MariaDB/server/commit/5cf9d846ea) <sup>*2025-10-01 07:24:54 +0300 - Merge 10.11 into 11.4*</sup>
* [Revision #9aa8512d59](https://github.com/MariaDB/server/commit/9aa8512d59) <sup>*2025-09-30 16:02:25 +0300*</sup>
  * MDEV-37152 fixup: Avoid thd\_set\_ha\_data()
* [Revision #da80b000dc](https://github.com/MariaDB/server/commit/da80b000dc) <sup>*2025-09-20 01:05:58 +0530*</sup>
  * MDEV-33149: JSON\_ARRAY\_INTERSECT function crashes the server when called with empty json arrays, UBSAN runtime error: member access within null pointer of type 'struct String' in Item\_func\_json\_array\_intersect::prepare\_json\_and\_create\_hash
* [Revision #4369a382a1](https://github.com/MariaDB/server/commit/4369a382a1) <sup>*2025-09-29 14:35:02 +0300*</sup>
  * MDEV-37152: Remove many calls to \_current\_thd()
* [Revision #13076351f1](https://github.com/MariaDB/server/commit/13076351f1) <sup>*2025-09-29 14:13:27 +0300*</sup>
  * MDEV-37152: Reimplement innodb\_buffer\_pool\_read\_requests
* [Revision #62c70a8ae9](https://github.com/MariaDB/server/commit/62c70a8ae9) <sup>*2025-09-29 10:43:26 +0300*</sup>
  * MDEV-36190 fixup for GCC 4.8.5
* [Revision #ba8df1cd4e](https://github.com/MariaDB/server/commit/ba8df1cd4e) <sup>*2025-09-29 09:05:59 +0300*</sup>
  * MDEV-36190: Optimize transaction\_lock\_guard use
* <sup>*Merge*</sup> [<sup>*Revision #a742fb7bce*</sup>](https://github.com/MariaDB/server/commit/a742fb7bce) <sup>*2025-09-29 08:25:37 +0300 - Merge 10.11 into 11.4*</sup>
* [Revision #bef32e4bbe](https://github.com/MariaDB/server/commit/bef32e4bbe) <sup>*2025-09-26 18:33:26 +0530*</sup>
  * MDEV-37083 Fixup to trigger ahi for encryption.innochecksum
* <sup>*Merge*</sup> [<sup>*Revision #e8ef8c0055*</sup>](https://github.com/MariaDB/server/commit/e8ef8c0055) <sup>*2025-09-24 13:40:09 +0300 - Merge 10.11 into 11.4*</sup>
* [Revision #d098e61542](https://github.com/MariaDB/server/commit/d098e61542) <sup>*2025-09-21 13:07:30 +0200*</sup>
  * MDEV-37600 - fix error message formatting after backporting
* [Revision #09a6249958](https://github.com/MariaDB/server/commit/09a6249958) <sup>*2025-07-29 13:34:08 +0200*</sup>
  * MDEV-37600 Backport MDEV-37339 errors about caching\_sha2\_password on server startup (WolfSSL)
* [Revision #c0233a09ee](https://github.com/MariaDB/server/commit/c0233a09ee) <sup>*2025-05-04 19:13:43 +0200*</sup>
  * MDEV-37600 Backpoint MDEV-9804 Implement a caching\_sha2\_password plugin
* <sup>*Merge*</sup> [<sup>*Revision #acd3db4e44*</sup>](https://github.com/MariaDB/server/commit/acd3db4e44) <sup>*2025-09-16 17:01:39 +0300 - Merge 10.11 into 11.4*</sup>
* [Revision #85a4080e84](https://github.com/MariaDB/server/commit/85a4080e84) <sup>*2025-09-05 16:34:19 +1000*</sup>
  * MDEV-37204 Fix view protocol for spider/feature.engine\_defined\_attributes
* <sup>*Merge*</sup> [<sup>*Revision #15b1426c3a*</sup>](https://github.com/MariaDB/server/commit/15b1426c3a) <sup>*2025-09-15 16:17:33 +0200 - Merge branch '10.11' into bb-11.4-release*</sup>
* <sup>*Merge*</sup> [<sup>*Revision #7e76a58e0b*</sup>](https://github.com/MariaDB/server/commit/7e76a58e0b) <sup>*2025-09-09 14:09:10 +0300 - Merge 10.11 into 11.4*</sup>
* <sup>*Merge*</sup> [<sup>*Revision #257f4b30ef*</sup>](https://github.com/MariaDB/server/commit/257f4b30ef) <sup>*2025-09-03 10:32:56 +0300 - Merge 10.11 into 11.4*</sup>
* <sup>*Merge*</sup> [<sup>*Revision #0108664a8a*</sup>](https://github.com/MariaDB/server/commit/0108664a8a) <sup>*2025-09-02 14:41:22 +0200 - Merge branch 10.11 into 11.4*</sup>
* [Revision #03b31c0bd9](https://github.com/MariaDB/server/commit/03b31c0bd9) <sup>*2025-08-06 17:22:59 -0400*</sup>
  * bump the VERSION
* [Revision #4e9c252bc4](https://github.com/MariaDB/server/commit/4e9c252bc4) <sup>*2025-07-30 18:54:34 +0200*</sup>
  * multi\_source.mariadb-dump\_slave: don't change global settings

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