# MariaDB 10.4.7 Changelog

The most recent release of [MariaDB 10.4](https://github.com/mariadb-corporation/mariadb-docs/blob/main/release-notes/mariadb-community-server-release-notes/mariadb-community-server-release-notes/old-releases/release-notes-mariadb-10-4-series/README.md) is:[**MariaDB 10.4.34**](/docs/release-notes/community-server/old-releases/10.4/10.4.34.md) Stable (GA) [Download Now](https://downloads.mariadb.org/mariadb/10.4.34/)

[Download](https://downloads.mariadb.org/mariadb/10.4.7/)[Release Notes](/docs/release-notes/community-server/old-releases/10.4/10.4.7.md)[Changelog](/docs/release-notes/community-server/changelogs/changelogs-mariadb-10-4-series/mariadb-1047-changelog.md)[Overview of 10.4](https://mariadb.com/docs/release-notes/mariadb-community-server-release-notes/old-releases/release-notes-mariadb-10-4-series/what-is-mariadb-104)

**Release date:** 31 Jul 2019

For the highlights of this release, see the [release notes](/docs/release-notes/community-server/old-releases/10.4/10.4.7.md).

The revision number links will take you to the revision's page on GitHub. On [GitHub](https://github.com/MariaDB/server/tree/10.4) you can view more\
details of the revision and view diffs of the code modified in that revision.

* Includes all fixes from [MariaDB 10.3.17](/docs/release-notes/community-server/changelogs/changelogs-mariadb-10-3-series/mariadb-10317-changelog.md)
* [Revision #9a78a283f4](https://github.com/MariaDB/server/commit/9a78a283f4)\
  2019-07-30 14:28:46 +0300
  * List of unstable tests for 10.4.7 release (updated)
* [Revision #6dfa085fd5](https://github.com/MariaDB/server/commit/6dfa085fd5)\
  2019-07-30 06:16:48 +0900
  * [MDEV-20179](https://jira.mariadb.org/browse/MDEV-20179) Server hangs on shutdown during installation of Spider (#1368)
* [Revision #7221b9ef52](https://github.com/MariaDB/server/commit/7221b9ef52)\
  2019-07-30 01:30:14 +0900
  * [MDEV-20179](https://jira.mariadb.org/browse/MDEV-20179) Server hangs on shutdown during installation of Spider (#1367)
* [Revision #ccaaa3d200](https://github.com/MariaDB/server/commit/ccaaa3d200)\
  2019-07-29 16:44:39 +0200
  * [MDEV-20200](https://jira.mariadb.org/browse/MDEV-20200): AddressSanitizer: use-after-poison in Item\_direct\_view\_ref::get\_null\_ref\_table
* [Revision #83d368a062](https://github.com/MariaDB/server/commit/83d368a062)\
  2019-07-29 21:18:51 +0900
  * [MDEV-20179](https://jira.mariadb.org/browse/MDEV-20179) Server hangs on shutdown during installation of Spider (#1366)
* [Revision #67177cd2c8](https://github.com/MariaDB/server/commit/67177cd2c8)\
  2019-07-26 02:55:28 +0200
  * Fix for MW-336 test
* [Revision #1c27eb7ebd](https://github.com/MariaDB/server/commit/1c27eb7ebd)\
  2019-07-01 00:43:26 +0200
  * Do not compile socket IO code in WolfSSL
* [Revision #f61a980686](https://github.com/MariaDB/server/commit/f61a980686)\
  2019-07-26 17:01:36 +0200
  * Update WolfSSL, remove older workarounds.
* Merge [Revision #2792c6e7b0](https://github.com/MariaDB/server/commit/2792c6e7b0) 2019-07-28 13:43:26 +0200 - Merge branch '10.3' into 10.4
* Merge [Revision #c0743e4b00](https://github.com/MariaDB/server/commit/c0743e4b00) 2019-07-26 18:31:48 +0300 - Merge 10.3 into 10.4
* Merge [Revision #4c7a743964](https://github.com/MariaDB/server/commit/4c7a743964) 2019-07-26 15:22:31 +0300 - Merge 10.3 into 10.4
* [Revision #de9e393094](https://github.com/MariaDB/server/commit/de9e393094)\
  2019-07-26 12:03:23 +0200
  * [MDEV-20108](https://jira.mariadb.org/browse/MDEV-20108): \[ERROR] mysqld got signal 11 in st\_select\_lex::add\_table\_to\_list
* Merge [Revision #e9c1701e11](https://github.com/MariaDB/server/commit/e9c1701e11) 2019-07-25 18:42:06 +0300 - Merge 10.3 into 10.4
* [Revision #17794fb9aa](https://github.com/MariaDB/server/commit/17794fb9aa)\
  2019-07-25 03:10:18 +0300
  * List of unstable tests for 10.4.7 release
* [Revision #11f3e23662](https://github.com/MariaDB/server/commit/11f3e23662)\
  2019-07-10 10:48:26 +0200
  * [MDEV-19876](https://jira.mariadb.org/browse/MDEV-19876) pam v2: auth\_pam\_tool\_dir and auth\_pam\_tool permissions are wrong in RPMs
* [Revision #c9f0f88838](https://github.com/MariaDB/server/commit/c9f0f88838)\
  2019-07-08 12:32:17 +0200
  * [MDEV-19822](https://jira.mariadb.org/browse/MDEV-19822) [MariaDB 10.4](https://github.com/mariadb-corporation/mariadb-docs/blob/main/release-notes/mariadb-community-server-release-notes/mariadb-community-server-release-notes/old-releases/release-notes-mariadb-10-4-series/README.md) install fails on Ubuntu 18.04 if Prometheus mysqld\_exporter is running
* [Revision #bccd9d0e3a](https://github.com/MariaDB/server/commit/bccd9d0e3a)\
  2019-07-24 13:20:36 +0200
  * [MDEV-20108](https://jira.mariadb.org/browse/MDEV-20108): \[ERROR] mysqld got signal 11 in st\_select\_lex::add\_table\_to\_list
* [Revision #819c40d694](https://github.com/MariaDB/server/commit/819c40d694)\
  2019-07-22 14:34:12 +0100\
  \*
  * wsrep-lib update (SR cleanups and voting support) (#1359)
* [Revision #1f54b662ae](https://github.com/MariaDB/server/commit/1f54b662ae)\
  2019-07-22 12:24:01 +0200
  * The test for the wsrep\_info plugin needs the same flexible wsrep version checking as the tests for Galera (continuation of [MDEV-18565](https://jira.mariadb.org/browse/MDEV-18565) task)
* [Revision #09e9f884f1](https://github.com/MariaDB/server/commit/09e9f884f1)\
  2019-07-19 18:13:36 +0300
  * [MDEV-20048](https://jira.mariadb.org/browse/MDEV-20048) Assertion 'n < tuple->n\_fields on ROLLBACK after DROP COLUMN
* [Revision #90600e8fc5](https://github.com/MariaDB/server/commit/90600e8fc5)\
  2019-07-18 14:42:21 +0200
  * Fixed dependency checking in some Galera tests + remove duplicates
* [Revision #4733464975](https://github.com/MariaDB/server/commit/4733464975)\
  2019-07-18 15:32:22 +0300
  * Fixed that mariadb-

## binaries reads their corresponding entry from my.cnf

* [Revision #5a95a33e30](https://github.com/MariaDB/server/commit/5a95a33e30)\
  2019-07-18 11:39:57 +0200
  * Set the garbd\_exe variable to empty string to avoid warning about an uninitialized variable when wsrep\_provider is not initialized correctly, set to 'none' or when wsrep is switched off
* [Revision #f5390eea9a](https://github.com/MariaDB/server/commit/f5390eea9a)\
  2019-07-16 12:48:04 +0200
  * [MDEV-18565](https://jira.mariadb.org/browse/MDEV-18565): Galera mtr-suite fails if galera library is not installed
* [Revision #ee3ef790ca](https://github.com/MariaDB/server/commit/ee3ef790ca)\
  2019-07-16 09:21:26 +0300
  * [MDEV-19970](https://jira.mariadb.org/browse/MDEV-19970) Galera test failure on galera\_sr.galera-features#56
* [Revision #5244813114](https://github.com/MariaDB/server/commit/5244813114)\
  2019-07-16 07:54:57 +0300
  * [MDEV-19968](https://jira.mariadb.org/browse/MDEV-19968): Galera test failure on galera\_load\_data
* [Revision #61cc932781](https://github.com/MariaDB/server/commit/61cc932781)\
  2019-07-15 12:06:24 +0300
  * Wsrep crash caused by COM\_CHANGE\_USER, COM\_RESET\_CONNECTION (#1358)
* [Revision #a0230bc76d](https://github.com/MariaDB/server/commit/a0230bc76d)\
  2019-07-10 21:15:12 +0300
  * [MDEV-18266](https://jira.mariadb.org/browse/MDEV-18266) Changing an index comment unnecessarily rebuilds index
* [Revision #70c2bde931](https://github.com/MariaDB/server/commit/70c2bde931)\
  2019-07-09 15:10:45 +0400
  * [MDEV-19996](https://jira.mariadb.org/browse/MDEV-19996) Bison grammar: turn singe-character operators into
* [Revision #6974962945](https://github.com/MariaDB/server/commit/6974962945)\
  2019-06-25 10:53:33 +0300
  * [MDEV-16222](https://jira.mariadb.org/browse/MDEV-16222) Assertion \`0' failed in row\_purge\_remove\_sec\_if\_poss\_leaf on table with virtual columns and indexes
* [Revision #af5b0dbab6](https://github.com/MariaDB/server/commit/af5b0dbab6)\
  2019-05-27 23:29:43 +0300
  * [MDEV-19175](https://jira.mariadb.org/browse/MDEV-19175) Server crashes in ha\_partition::vers\_can\_native upon INSERT DELAYED into versioned partitioned table
* [Revision #c7f818928d](https://github.com/MariaDB/server/commit/c7f818928d)\
  2019-06-25 18:26:09 +0300
  * Tests: versioning suite fix when no test\_versioning plugin
* [Revision #1bb57e59a1](https://github.com/MariaDB/server/commit/1bb57e59a1)\
  2019-06-17 11:44:53 +0300
  * [MDEV-19785](https://jira.mariadb.org/browse/MDEV-19785) Storage CONNECT compilation error: unknown type name 'UNZFAM'
* [Revision #9d6b601e79](https://github.com/MariaDB/server/commit/9d6b601e79)\
  2019-07-06 23:54:53 +0900
  * [MDEV-19866](https://jira.mariadb.org/browse/MDEV-19866) With a Spider table, a SELECT with WHERE involving primary key breaks following SELECTs (#1356)
* [Revision #fa7051c419](https://github.com/MariaDB/server/commit/fa7051c419)\
  2019-07-06 23:52:53 +0900
  * [MDEV-19842](https://jira.mariadb.org/browse/MDEV-19842) Crash while creating statistics for Spider table (#1355)
* [Revision #4a739d7650](https://github.com/MariaDB/server/commit/4a739d7650)\
  2019-07-06 22:38:43 +0900
  * [MDEV-16248](https://jira.mariadb.org/browse/MDEV-16248) Row based replication to spider with float column fails on delete/update (#1354)
* [Revision #fb3998c351](https://github.com/MariaDB/server/commit/fb3998c351)\
  2019-07-05 18:27:44 +0300
  * fix build
* [Revision #c6dff51276](https://github.com/MariaDB/server/commit/c6dff51276)\
  2019-07-05 17:11:54 +0200
  * Workaround for [1221](https://github.com/systemd/systemd/issues/1221)
* [Revision #c9aa495fb6](https://github.com/MariaDB/server/commit/c9aa495fb6)\
  2019-07-04 21:31:35 +0300
  * [MDEV-19955](https://jira.mariadb.org/browse/MDEV-19955) make argument of handler::ha\_write\_row() const
* [Revision #23c12ed5cb](https://github.com/MariaDB/server/commit/23c12ed5cb)\
  2019-07-04 12:06:48 +0300
  * [MDEV-19951](https://jira.mariadb.org/browse/MDEV-19951) use override keyword across the InnoDB
* [Revision #e8392e58b2](https://github.com/MariaDB/server/commit/e8392e58b2)\
  2019-07-01 13:21:07 +0300
  * [MDEV-19696](https://jira.mariadb.org/browse/MDEV-19696) - Cleanup gcc sync builtins
* [Revision #3acf741051](https://github.com/MariaDB/server/commit/3acf741051)\
  2019-07-02 21:23:47 +0200
  * fix suite.pm to not garble $\_
* Merge [Revision #7a3d34d645](https://github.com/MariaDB/server/commit/7a3d34d645) 2019-07-02 21:44:58 +0300 - Merge 10.3 into 10.4
* [Revision #faeaf978b8](https://github.com/MariaDB/server/commit/faeaf978b8)\
  2019-07-02 20:16:35 +0200
  * fix suite.pm for windows
* [Revision #6842a1538a](https://github.com/MariaDB/server/commit/6842a1538a)\
  2019-07-01 22:07:32 +0800
  * Fix github urls of submodules
* [Revision #4fef644303](https://github.com/MariaDB/server/commit/4fef644303)\
  2019-07-01 23:45:01 +0200
  * cleanup: mtr and plugins
* [Revision #d84792b689](https://github.com/MariaDB/server/commit/d84792b689)\
  2019-07-01 23:03:16 +0200
  * Skip pam tests unless $USER owns auth\_pam\_tool\_dir
* [Revision #4f87ad1975](https://github.com/MariaDB/server/commit/4f87ad1975)\
  2019-06-30 21:29:38 +0200
  * [MDEV-19879](https://jira.mariadb.org/browse/MDEV-19879) server can send empty error message to client with pam\_use\_cleartext\_plugin
* [Revision #3914a792d8](https://github.com/MariaDB/server/commit/3914a792d8)\
  2019-06-30 17:18:26 +0200
  * [MDEV-19880](https://jira.mariadb.org/browse/MDEV-19880) pam v1: pam password authentication doesn't work at all in [MariaDB 10.4](https://github.com/mariadb-corporation/mariadb-docs/blob/main/release-notes/mariadb-community-server-release-notes/mariadb-community-server-release-notes/old-releases/release-notes-mariadb-10-4-series/README.md)
* [Revision #dd93028dae](https://github.com/MariaDB/server/commit/dd93028dae)\
  2019-06-30 20:41:26 +0200
  * [MDEV-19878](https://jira.mariadb.org/browse/MDEV-19878) pam v2: pam password authentication doesn't work at all
* [Revision #ec494cb1fa](https://github.com/MariaDB/server/commit/ec494cb1fa)\
  2019-06-30 11:14:58 +0200
  * [MDEV-19876](https://jira.mariadb.org/browse/MDEV-19876) pam v2: auth\_pam\_tool\_dir and auth\_pam\_tool permissions are wrong in RPMs
* [Revision #a07c10f53f](https://github.com/MariaDB/server/commit/a07c10f53f)\
  2019-06-30 18:06:49 +0200
  * build pam test module as a part of the build
* [Revision #9c74cc4df7](https://github.com/MariaDB/server/commit/9c74cc4df7)\
  2019-06-30 15:15:46 +0200
  * Alter pam test to ask for a password first
* [Revision #e46b87aaed](https://github.com/MariaDB/server/commit/e46b87aaed)\
  2019-06-17 23:12:42 +0200
  * enable TLSv1.0 in WolfSSL
* [Revision #e79b9005f1](https://github.com/MariaDB/server/commit/e79b9005f1)\
  2019-06-17 13:35:16 +0200
  * don't run tls\_version test if TLSv1.1 is disabled
* [Revision #4bfb19d407](https://github.com/MariaDB/server/commit/4bfb19d407)\
  2019-06-17 13:31:11 +0200
  * cleanup: mtr suite.pm ssl checks
* [Revision #4bad6aa9ae](https://github.com/MariaDB/server/commit/4bad6aa9ae)\
  2019-07-02 12:25:08 +0530
  * [MDEV-19716](https://jira.mariadb.org/browse/MDEV-19716): ASAN use-after-poison in Query\_log\_event::Query\_log\_event / THD::log\_events\_and\_free\_tmp\_shares
* Merge [Revision #9c16460e63](https://github.com/MariaDB/server/commit/9c16460e63) 2019-07-01 18:37:15 +0300 - Merge 10.3 into 10.4
* [Revision #747dccfe23](https://github.com/MariaDB/server/commit/747dccfe23)\
  2019-06-18 12:17:46 +1000
  * systemd multiinstance - doc fix - version number
* [Revision #c5c515130c](https://github.com/MariaDB/server/commit/c5c515130c)\
  2019-06-27 14:35:34 +0200
  * [MDEV-19847](https://jira.mariadb.org/browse/MDEV-19847): Update mysqladmin man page
* [Revision #223c550d92](https://github.com/MariaDB/server/commit/223c550d92)\
  2019-06-30 18:52:45 +0900
  * [MDEV-17402](https://jira.mariadb.org/browse/MDEV-17402) slave\_transaction\_retry\_errors="12701" won't be enabled (#1349)
* [Revision #76200870ea](https://github.com/MariaDB/server/commit/76200870ea)\
  2019-06-29 03:42:35 +0900
  * [MDEV-17204](https://jira.mariadb.org/browse/MDEV-17204) [Mariadb 10.3.9](/docs/release-notes/community-server/old-releases/10.3/10.3.9.md) Spider DB SQL Alias no execute (#1348)
* [Revision #d4bdf1c0b6](https://github.com/MariaDB/server/commit/d4bdf1c0b6)\
  2019-06-29 03:35:48 +0900
  * [MDEV-16508](https://jira.mariadb.org/browse/MDEV-16508) spider: sql\_mode not maintained between spider node and data nodes (#1347)
* [Revision #5e929ee8a0](https://github.com/MariaDB/server/commit/5e929ee8a0)\
  2019-06-28 12:52:13 +0300
  * [MDEV-19845](https://jira.mariadb.org/browse/MDEV-19845): Define my\_timer\_cycles() inline
* [Revision #1635ea9474](https://github.com/MariaDB/server/commit/1635ea9474)\
  2019-06-29 00:05:34 +0900
  * [MDEV-17402](https://jira.mariadb.org/browse/MDEV-17402) slave\_transaction\_retry\_errors="12701" won't be enabled (#1346)
* Merge [Revision #b7b0bc8f11](https://github.com/MariaDB/server/commit/b7b0bc8f11) 2019-06-27 17:54:47 +0300 - Merge 10.3 into 10.4
* [Revision #bb702c2e4c](https://github.com/MariaDB/server/commit/bb702c2e4c)\
  2019-06-26 19:47:56 +0300
  * Limit minium aria\_block\_size to 4096
* [Revision #4dbe6776fb](https://github.com/MariaDB/server/commit/4dbe6776fb)\
  2019-06-26 19:45:00 +0300
  * [MDEV-19585](https://jira.mariadb.org/browse/MDEV-19585) Assertion with S3 table and flush\_tables
* [Revision #12ce066edf](https://github.com/MariaDB/server/commit/12ce066edf)\
  2019-06-22 13:50:39 +0300
  * [MDEV-17441](https://jira.mariadb.org/browse/MDEV-17441) InnoDB transition to C++11 atomics
* [Revision #adb640e25a](https://github.com/MariaDB/server/commit/adb640e25a)\
  2019-06-22 13:46:46 +0300
  * [MDEV-17441](https://jira.mariadb.org/browse/MDEV-17441) InnoDB transition to C++11 atomics
* [Revision #52a5097764](https://github.com/MariaDB/server/commit/52a5097764)\
  2019-06-22 12:48:50 +0300
  * [MDEV-17441](https://jira.mariadb.org/browse/MDEV-17441) InnoDB transition to C++11 atomics
* [Revision #e9a5f288f2](https://github.com/MariaDB/server/commit/e9a5f288f2)\
  2019-01-09 01:44:29 +0400
  * [MDEV-17441](https://jira.mariadb.org/browse/MDEV-17441) - InnoDB transition to C++11 atomics
* [Revision #04ee96199e](https://github.com/MariaDB/server/commit/04ee96199e)\
  2019-06-19 10:35:39 +0530
  * [MDEV-19049](https://jira.mariadb.org/browse/MDEV-19049) Server crashes in check\_duplicate\_long\_entry\_key, ASAN stack-buffer-overflow in Field\_blob::get\_key\_image
* [Revision #9e0ed0fabd](https://github.com/MariaDB/server/commit/9e0ed0fabd)\
  2019-06-25 23:53:09 +0200
  * [MDEV-19860](https://jira.mariadb.org/browse/MDEV-19860) - do not produce huge strings wtih comp\_sql anymore.
* [Revision #1a518aa1d2](https://github.com/MariaDB/server/commit/1a518aa1d2)\
  2019-06-25 08:06:27 -0700
  * [MDEV-19820](https://jira.mariadb.org/browse/MDEV-19820) Wrong result with multiple single column index request
* [Revision #65368255ff](https://github.com/MariaDB/server/commit/65368255ff)\
  2019-06-05 18:24:49 +0200
  * [MDEV-6521](https://jira.mariadb.org/browse/MDEV-6521): Update server HELP contents
* [Revision #a82e42fd13](https://github.com/MariaDB/server/commit/a82e42fd13)\
  2019-06-17 16:54:47 +0300
  * NFC: refactor Field::is\_equal() and related stuff
* [Revision #854c219a7f](https://github.com/MariaDB/server/commit/854c219a7f)\
  2019-06-14 12:18:49 +0300
  * [MDEV-17301](https://jira.mariadb.org/browse/MDEV-17301) Change of COLLATE unnecessarily requires ALGORITHM=COPY
* [Revision #72d3676fe5](https://github.com/MariaDB/server/commit/72d3676fe5)\
  2019-06-21 18:51:36 +0200
  * remove workaround from [MDEV-9409](https://jira.mariadb.org/browse/MDEV-9409)
* [Revision #e9a692fe1e](https://github.com/MariaDB/server/commit/e9a692fe1e)\
  2019-06-21 15:23:58 +0400
  * [MDEV-19819](https://jira.mariadb.org/browse/MDEV-19819) ALTER from POINT to LINESTRING erroneously preserves POINT values
* [Revision #8b576616b4](https://github.com/MariaDB/server/commit/8b576616b4)\
  2019-06-20 12:03:32 +0530
  * [MDEV-19776](https://jira.mariadb.org/browse/MDEV-19776): Assertion \`to\_len >= 8' failed in convert\_to\_printable with optimizer trace enabled
* [Revision #cfbd714868](https://github.com/MariaDB/server/commit/cfbd714868)\
  2019-06-20 09:48:34 +0400
  * [MDEV-19774](https://jira.mariadb.org/browse/MDEV-19774) Assertion \`sec.se c() <= 0x7FFFFFFFL' failed in Item\_func\_from\_unixtime::get\_date
* Merge [Revision #02979daab4](https://github.com/MariaDB/server/commit/02979daab4) 2019-06-19 10:49:00 +0300 - Merge 10.3 into 10.4
* [Revision #efbfcc8b73](https://github.com/MariaDB/server/commit/efbfcc8b73)\
  2019-06-18 17:44:05 -0400
  * bump the VERSION
* Merge [Revision #3db4d018b8](https://github.com/MariaDB/server/commit/3db4d018b8) 2019-06-18 15:26:16 +0200 - Merge branch 'bb-10.4-release' into 10.4
* [Revision #48570eb65c](https://github.com/MariaDB/server/commit/48570eb65c)\
  2019-06-18 11:36:29 +0200
  * [MDEV-18832](https://jira.mariadb.org/browse/MDEV-18832) Galera: 10.4 node crashed with Assertion \`state() == s\_committing' if you create SEQUENCE, use it, then drop and recreate and use again (#1339)

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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://mariadb.com/docs/release-notes/community-server/changelogs/changelogs-mariadb-10-4-series/mariadb-1047-changelog.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.