MariaDB 11.8.9 Changelog
MariaDB 11.8.9 is a Stable (GA) release of MariaDB Community Server 11.8, released on 2026-08-24
Alternate download from mariadb.org
Release date: 24 Aug 2026
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.
Includes all fixes from MariaDB 11.4.13
Revision #bf9193a939 2026-08-17 18:02:04 +1000
MDEV-40751 Make sure that VEC_FROMTEXT results in a length of multiple of 4
Revision #3436bd69ec 2026-08-17 17:24:31 +1000
MDEV-40486 [to-squash] Move the new lneght check in Item_func_vec_fromtext::val_str to later
Revision #9d916c463c 2026-08-17 13:48:21 +1000
MDEV-40486 [fixup] Clamp max_length at MAX_FIELD_VARCHARLENGTH in Item_func_vec_fromtext::fix_length_and_dec
Merge Revision #3b8db45403 2026-08-19 11:28:01 +0200 - Merge branch '11.4' into 11.8
Revision #bb0ac43701 2026-08-13 16:40:00 +1000
MDEV-40486 Length check for vector fields in CREATE TABLE ... SELECT
Revision #da0beac410 2026-06-05 11:58:07 +0300
MDEV-39858: Reloading COSINE metric index from disk degrades search recall due to abs2 quantization noise
Revision #040824c33a 2026-05-13 22:55:45 +0000
MDEV-39459 Fix bad sync pattern for chain replication MTR tests
Revision #dee8add860 2026-08-01 20:58:55 +0200
memory leak in mariadb-import --lock-tables
Revision #6552e45061 2026-07-11 13:14:21 +0200
MDEV-40340 mariadb-import --lock-tables crashes
Revision #2a4cfdde2b 2026-07-11 12:00:17 +0200
mysqldump: remove dead and broken code
Revision #9d4ffe23b2 2026-07-08 19:13:39 +0200
MDEV-40312 SHOW CREATE SERVER incorrect quoting
Revision #09bc25339b 2026-07-08 20:55:00 +0200
CREATE SERVER: fix option parsing to support backticks properly
Merge Revision #eaca80bf32 2026-07-28 21:47:53 +0200 - Merge branch '11.4' into '11.8'
Revision #1d23deff79 2026-07-17 17:58:35 +0200
MDEV-40427 lock_move_reorganize_page() early exit check is useful only with lock elision
Revision #bf58d4cb5f 2026-06-29 18:10:27 +0200
MDEV-40129 Retry transient trylock failures in lock-release fast paths
Revision #79f0b7960e 2026-07-10 16:22:12 +0530
MDEV-39848 : MSAN use-of-uninitialized-value in btr_sea::hash_table::lock_get()
Revision #666b2aca09 2026-07-02 17:29:33 +0530
MDEV-38842 Server fails to drop .ibd file when vector table creation fails
Revision #78c5b20174 2026-07-02 11:28:23 +0200
MDEV-40243 Fix leak and NULL-deref in mysqldump dump_all_servers()
Revision #887e926618 2026-06-29 19:51:28 +0200
MDEV-40210 Redundant CAS in async_flush_lsn::try_clear_if_at_most()
Revision #232e3da164 2026-05-27 16:33:07 +0200
MDEV-40128 Use per-cell latch in lock_move_reorganize_page()
Revision #2b6529426a 2026-06-30 15:28:09 +1000
MDEV-39558 Check resulting VECTOR length in type aggregation inference
Revision #9cc1471be8 2026-05-24 11:53:55 +0200
fix plugins.feedback_os_release failure on sles-1600
Merge Revision #761c2333ca 2026-06-26 13:46:45 +0300 - Merge 11.4 into 11.8
Merge Revision #867d16cea7 2026-06-23 11:07:20 +0200 - Merge branch '11.4' into '11.8'
Revision #eccdef6273 2026-06-15 17:08:52 +0200
Post-merge fix
Merge Revision #420e28ce28 2026-06-15 15:15:10 +0200 - Merge 11.4 to 11.8
Revision #fa723683b0 2026-06-10 12:14:29 +0530
MDEV-39559: Assertion
bfailed inmy_strnncoll_xxxx_nopad_ci
Revision #5d3abcc293 2026-06-10 13:29:28 +0530
MDEV-39963 InnoDB system tablespace autoshrink fails when the tail extent is an empty XDES_FREE_FRAG extent
Revision #3a29e4fa8c 2026-06-10 09:40:54 +0300
MDEV-39971: generate_option_list may invoke pclose(nullptr)
Revision #e232fc6045 2026-05-05 18:16:16 +0200
MDEV-38814 Reduce pessimistic update fallbacks
Revision #87825d38d7 2026-04-28 22:50:58 +0800
Fix Lintian flagged spelling in MariaDB Server repository
Merge Revision #080a7318ac 2026-06-01 13:59:20 +0200 - Merge 11.4 to 11.8
Revision #b316cc8846 2026-06-01 12:26:19 +0200
MDEV-39708 invalid supplier name for MariaDB's own components
Revision #33d0ab084c 2026-05-29 13:19:50 +1000
MDEV-39789 Fix compiling without perfschema
Revision #fa4f6a6194 2026-05-14 11:55:15 +0200
MDEV-39600 Reduce contention in buf_flush_ahead()
Revision #32218f35f6 2026-05-27 14:29:16 -0400
bump the VERSION
Revision #241050cca8 2026-04-16 23:22:07 +0400
MDEV-21423 - lock-free trx_sys get performance regression cause by lf_find and ut_delay
Merge Revision #b494164767 2026-05-20 14:26:46 +0200 - Merge branch '11.8' into 11.8 release
Revision #ac8b7757a5 2026-05-18 12:26:32 -0400
bump the VERSION
Revision #5bd29cf069 2026-05-18 11:55:50 +0300
MDEV-33853 fixup: Clarify some API comments
Revision #8e1945bfa8 2026-05-16 16:56:09 +0300
Removed compiler warnings about not used/set not used variables in groonga
Revision #7694ab3856 2026-05-16 16:21:24 +0300
Fixed that max_session_mem_used.test works for valgrind builds
Revision #666ff1db36 2026-05-15 16:39:35 +0300
MDEV-39519 Change mariadb-dump to use SHOW REPLICA STATUS instead of SHOW SLAVE STATUS
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