MariaDB 12.1.1 Changelog

The most recent release of MariaDB 12.1 is:

MariaDB 12.1.1 RC Download Now

_{Alternate download from mariadb.org}

Download Release Notes Changelog Overview of 12.1

Release date: 7 Aug 2025

For the highlights of this release, see the release notes.

The revision number links will take you to the revision's page on GitHub. On GitHub you can view more details of the revision and view diffs of the code modified in that revision.

• Changes from the MariaDB 12.1 Preview are also included in this changelog

• Includes all fixes from MariaDB 12.0.2

• Revision #893761b35c ^{2025-07-26 21:00:23 +0700}

  • MDEV-37292 Hint NO_INDEX() disables all indexes if none of given index names is resolved

• Revision #c329c43be7 ^{2025-05-01 13:38:10 +0700}

  • MDEV-35856: implement index hints

• Revision #4453d179e4 ^{2025-07-04 14:39:04 +0300}

  • MDEV-36554 addendum: Assertion 'is_wsrep() == wsrep_on(mysql_thd)' failed in void trx_t::commit_in_memory(const mtr_t*)

• Revision #603afc82d2 ^{2025-06-13 14:02:25 +0300}

  • MDEV-36554: Assertion 'is_wsrep() == wsrep_on(mysql_thd)' failed in void trx_t::commit_in_memory(const mtr_t*)

• Revision #b39ea86305 ^{2025-03-06 11:41:49 +0200}

  • MDEV-36077: Galera feature: Retry applying writesets at slaves

• Revision #dae5a99c73 ^{2025-05-12 16:23:20 +0200}

  • MDEV-13817 add support for oracle left join syntax - the ( + )

• Revision #58a2184f5d ^{2025-03-18 17:35:08 +0100}

  • Add Flags to Item::walk.

• ^{Merge Revision #6e8dbb9693 2025-08-03 15:01:09 +0200 - Merge branch '12.0' into 12.1}

• Revision #089caf901f ^{2025-08-03 14:54:22 +0200}

  • MDEV-34817 perfschema.lowercase_fs_off fails on buildbot

• Revision #90f5e09956 ^{2025-07-31 13:18:31 +0200}

  • fix tests for --view

• Revision #1563988ae6 ^{2025-08-02 15:18:52 +0200}

  • MDEV-37160 When >=2 clients are in use, the server_audit_file_buffer_size setting is not honored

• Revision #a0290cfbed ^{2025-07-31 09:12:56 +0400}

  • MDEV-36850 SIGSEGV in Item_sp_variable::save_in_field | fill_record

• Revision #0fbdc56ee2 ^{2025-07-28 13:11:35 +0400}

  • MDEV-36954 Improve error handling when a function-method/procedure-method is missing in stored routines

• Revision #ef0505484e ^{2025-05-19 22:36:14 +0800}

  • Cleanup#3 for MDEV-34319: DECLARE TYPE .. TABLE OF .. INDEX BY

• Revision #5360ccf8f4 ^{2025-05-17 09:33:16 +0400}

  • Cleanup#2 for MDEV-34319: DECLARE TYPE .. TABLE OF .. INDEX BY - packed_col_length

• Revision #e9d541f912 ^{2025-05-06 15:06:59 +0400}

  • Cleanup#1 for MDEV-34319: DECLARE TYPE .. TABLE OF .. INDEX BY

• Revision #41014a4ecd ^{2024-10-11 13:06:20 +0800}

  • MDEV-34319: DECLARE TYPE .. TABLE OF .. INDEX BY in stored routines

• Revision #a91b78049a ^{2025-04-29 14:51:57 +0400}

  • MDEV-36705 Preparations for associative arrays (MDEV-34319)

• Revision #ef3c843c17 ^{2025-07-31 16:27:44 +0200}

  • MDEV-34680 post-fixes

• Revision #7251cbca51 ^{2025-05-02 18:04:49 +0400}

  • MDEV-34680 Asynchronous and Buffered Logging for Audit Plugin.

• Revision #26c8bc9357 ^{2025-08-01 11:12:09 +0200}

  • mtr: make wait_for_line_count_in_file.inc leave traces in the log

• Revision #e32d98451b ^{2025-07-30 20:03:03 +0200}

  • MDEV-21376 fix the test for windows, fix --help text

• Revision #c23e20525d ^{2025-05-12 14:17:40 +0400}

  • MDEV-21376 mysqldump should support wildcards.

• Revision #6dd3decd28 ^{2025-07-29 13:34:08 +0200}

  • MDEV-37339 errors about caching_sha2_password on server startup (WolfSSL)

• Revision #db937cc971 ^{2025-06-22 07:27:49 -0400}

  • MDEV-37207: dumping tables for multi delete query doesn't work always

• Revision #67b320b413 ^{2025-05-05 09:46:34 -0400}

  • MDEV-36483: store ddls in the optimizer trace

• Revision #823a3a258f ^{2025-07-07 19:26:48 +0200}

  • MDEV-36205 coverage test

• Revision #c06a25e495 ^{2025-06-07 21:09:11 +0200}

  • MDEV-36205 autodetection of subdist applicability

• Revision #4ca9fca4f6 ^{2025-06-03 22:56:41 +0200}

  • MDEV-36205 subdist optimization

• Revision #ca19a25105 ^{2025-05-28 17:38:32 +0200}

  • MDEV-35897 cleanup: Stats structure

• Revision #c2bff9ff70 ^{2025-05-29 16:46:52 +0200}

  • cleanup: MHNSW_param

• Revision #84987d1471 ^{2025-05-29 17:16:40 +0200}

  • cleanup

• Revision #63583b0824 ^{2025-05-04 19:13:43 +0200}

  • MDEV-9804 Implement a caching_sha2_password plugin

• Revision #b57bf6f7b1 ^{2025-07-24 09:39:48 -0400}

  • MDEV-37308 main.failed_auth_unixsocket fails

• Revision #46d7450f75 ^{2025-03-21 16:00:00 +0200}

  • MDEV-35635: START SLAVE UNTIL allows CHANGE MASTER TO options

• Revision #8cdee25952 ^{2025-06-04 11:43:30 +1000}

  • MDEV-36132 Substitute vcol expressions with indexed vcol fields in ORDER BY and GROUP BY

• Revision #d308556122 ^{2025-06-03 15:46:22 +1000}

  • MDEV-36132 Initialise ordered record buffers in ha_parititon

• Revision #7215fe7894 ^{2025-07-17 15:15:36 +1000}

  • MDEV-37252 Do not check is_key_used in get_index_for_order

• Revision #ce7ab467db ^{2025-05-28 00:05:05 +0700}

  • MDEV-35617: DROP USER should leave no active session for that user

• Revision #e3d9369774 ^{2025-06-12 08:05:32 +0200}

  • cleanup: disconnect before DROP USER

• Revision #bead24b7f3 ^{2025-06-12 00:43:26 +0200}

  • mariadb-test: wait on disconnect

• Revision #18985d8471 ^{2025-05-12 00:11:31 +0400}

  • MDEV-19749 - MDL scalability regression after backup locks

• Revision #5b32446217 ^{2025-05-07 16:04:07 +0400}

  • MDL_lock encapsulation: removed redundant methods

• Revision #3ca5e08f0e ^{2025-05-04 01:32:04 +0400}

  • MDL_lock encapsulation: final

• Revision #02eb8f7246 ^{2025-05-04 01:59:52 +0400}

  • MDL_lock encapsulation: MDL_lock::get_key()

• Revision #36bec5697b ^{2025-05-04 00:02:00 +0400}

  • MDL_lock encapsulation: try_acquire_lock_impl()

• Revision #9d34cee80b ^{2025-05-03 02:10:01 +0400}

  • Move m_wait.reset_status() out of critical section

• Revision #329bff638b ^{2025-05-02 16:06:25 +0400}

  • MDL_lock encapsulation: try_acquire_lock()

• Revision #a955e9dd61 ^{2025-05-01 17:39:43 +0400}

  • MDL_ticket cleanup

• Revision #2a3b999a56 ^{2025-05-01 15:29:53 +0400}

  • MDL_lock encapsulation: MDL_lock::remove_ticket()

• Revision #5aa4ccf4c4 ^{2025-05-01 13:40:36 +0400}

  • MDL_lock encapsulation: notify_conflicting_locks()

• Revision #0c31f85a67 ^{2025-05-01 01:12:08 +0400}

  • MDL_lock encapsulation: MDL_lock::upgrade()

• Revision #255a22c3a0 ^{2025-05-01 00:37:01 +0400}

  • MDL_lock encapsulation: MDL_lock::downgrade()

• Revision #ecd47cfa5c ^{2025-04-30 23:56:15 +0400}

  • MDL_lock encapsulation: add_cloned_ticket()

• Revision #fba71705df ^{2025-04-30 20:58:00 +0400}

  • MDL_lock encapsulation: MDL_lock::iterate()

• Revision #c2881f04e8 ^{2025-04-30 20:03:27 +0400}

  • MDL_lock encapsulation: MDL_lock::get_lock_owner()

• Revision #62a1f0d990 ^{2025-04-24 15:03:05 -0400}

  • MDEV-36092 New-style hint: [NO_]SPLIT_MATERIALIZED

• Revision #07d71fdcf8 ^{2024-11-21 14:31:04 +0200}

  • MDEV-20065 parallel replication for galera slave

• Revision #6ef1303d69 ^{2025-05-02 23:07:54 +0300}

  • MDEV-34954 Add JSON flag for mysqldumpslow.sh output

• Revision #891108ed66 ^{2025-06-05 11:30:57 +0200}

  • Got rid of the INFO_BIN and INFO_SRC files as specified by the comments of this pull request: https://github.com/MariaDB/server/pull/4078 Also got rid of the file_contents.test and file_contents.result files as they only test the existence and contents of the INFO_BIN and INFO_SRC, therefore they are not needed anymore.

• Revision #cffbb17480 ^{2025-07-08 12:30:27 +0300}

  • MDEV-28933: Per-table unique FOREIGN KEY constraint names

• Revision #d4d0dd00b7 ^{2025-06-27 16:27:28 +0200}

  • MDEV-37031 Fix broken server_audit.test on Windows

• Revision #6efa06805d ^{2025-06-02 11:01:03 +0300}

  • Fixed some compilation failures on 32bit

• Revision #8745b6cace ^{2025-05-22 12:06:14 +0300}

  • Change some Aria ULONG variables to UINT

• Revision #0b7b5cc1b3 ^{2025-05-19 21:58:30 +0300}

  • MDEV-24 Segmented key cache for Aria

• Revision #212fad1b7e ^{2025-04-21 21:26:19 +0000}

  • MDEV-36397 Record change_user command in MTR output

• Revision #2ee2e2d0f3 ^{2025-02-24 11:32:27 -0500}

  • MDEV-36106 New-style hints: [NO_]DERIVED_CONDITION_PUSHDOWN, [NO_]MERGE

• ^{Merge Revision #e653666368 2025-06-18 09:27:49 +0200 - Merge branch '12.0' into 12.1}

• Revision #247e2f8d4d ^{2025-04-29 19:24:11 +0300}

  • MDEV-29499 Improving the 'Can't execute init_slave query' error message with the actual failure

• Revision #28dbfcb397 ^{2025-05-03 13:09:05 -0600}

  • MDEV-35837: Update CODING_STANDARDS to C++17

• Revision #6a2afb42ba ^{2025-06-06 18:42:30 +0530}

  • MDEV-36487 Fix ha_innobase::check() for sequences

• Revision #37274ae01f ^{2025-05-28 13:58:47 +0530}

  • MDEV-36032 Check whether a table can be a sequence when ALTERed with SEQUENCE=1

• ^{Merge Revision #a6f5555008 2025-06-05 12:00:59 +0200 - Merge branch '12.0' into 12.1}

• Revision #4b79d7b8ee ^{2025-05-20 12:54:18 +0300}

  • MDEV-36735 rpl.rpl_drop_temp Result Content Mismatch Failure

• Revision #cf644785e1 ^{2025-04-09 11:38:33 +0400}

  • MDEV-36503 add Pad_attribute column to INFORMATION_SCHEMA.COLLATIONS

• Revision #30ed3b867a ^{2025-04-29 21:17:53 +0200}

  • skip main.mysql_upgrade test for previews

• Revision #72b666b837 ^{2025-04-28 10:20:54 +0200}

  • 12.1 branch

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.

_{This page is licensed: CC BY-SA / Gnu FDL}