# MariaDB 10.2.22 Changelog

The most recent release of [MariaDB 10.2](https://mariadb.com/docs/release-notes/community-server/old-releases/10.2/what-is-mariadb-102) is:[**MariaDB 10.2.44**](https://mariadb.com/docs/release-notes/community-server/old-releases/10.2/10.2.44) Stable (GA) [Download Now](https://downloads.mariadb.org/mariadb/10.2.44/)

[Download](https://downloads.mariadb.org/mariadb/10.2.22/)[Release Notes](https://mariadb.com/docs/release-notes/community-server/old-releases/10.2/10.2.22)[Changelog](https://mariadb.com/docs/release-notes/community-server/changelogs/changelogs-mariadb-102-series/mariadb-10222-changelog)[Overview of 10.2](https://mariadb.com/docs/release-notes/community-server/old-releases/10.2/what-is-mariadb-102)

**Release date:** 11 Feb 2019

For the highlights of this release, see the [release notes](https://mariadb.com/docs/release-notes/community-server/old-releases/10.2/10.2.22).

The revision number links will take you to the revision's page on GitHub. On [GitHub](https://github.com/MariaDB/server/tree/10.2)\
you can view more details of the revision and view diffs of the code modified\
in that revision.

* [Revision #ca325a46d2](https://github.com/MariaDB/server/commit/ca325a46d2)\
  2019-02-10 00:21:43 +0100
  * CONNECT: update test results
* [Revision #894f44b60b](https://github.com/MariaDB/server/commit/894f44b60b)\
  2019-02-09 22:54:10 +0100
  * CONNECT: Windows paths
* [Revision #e5a5ae45d1](https://github.com/MariaDB/server/commit/e5a5ae45d1)\
  2019-02-08 14:10:44 +0100
  * revert the check changes made in 8f5ea83ff109827748d2f9f5025ed6c6bb91fd80
* [Revision #bc50d72604](https://github.com/MariaDB/server/commit/bc50d72604)\
  2019-02-08 16:38:39 +0100
  * C/C again
* [Revision #0216f87d38](https://github.com/MariaDB/server/commit/0216f87d38)\
  2019-02-08 01:07:19 +0200
  * Updated list of unstable tests for 10.2.22
* [Revision #65f22b8fd4](https://github.com/MariaDB/server/commit/65f22b8fd4)\
  2019-02-07 19:39:23 +0100
  * C/C again
* [Revision #fef9013d43](https://github.com/MariaDB/server/commit/fef9013d43)\
  2019-02-07 18:47:23 +0100
  * update test result
* [Revision #540a1dda7b](https://github.com/MariaDB/server/commit/540a1dda7b)\
  2019-02-07 12:14:49 +0100
  * update C/C to get latest PS fixes
* Merge [Revision #6f4bc21e4a](https://github.com/MariaDB/server/commit/6f4bc21e4a) 2019-02-07 11:18:13 +0200 - Merge pull request #1160 from tempesta-tech/sysprg/10.2-[MDEV-18426](https://jira.mariadb.org/browse/MDEV-18426)
* [Revision #8f5ea83ff1](https://github.com/MariaDB/server/commit/8f5ea83ff1)\
  2019-02-06 14:47:25 +0100
  * [MDEV-18426](https://jira.mariadb.org/browse/MDEV-18426): Most of the mtr tests in the galera\_3nodes suite fail
* [Revision #b3d571c398](https://github.com/MariaDB/server/commit/b3d571c398)\
  2019-02-06 12:27:56 +0100
  * C/C 3.0.9
* [Revision #a4c687c494](https://github.com/MariaDB/server/commit/a4c687c494)\
  2019-02-06 16:53:16 +0400
  * the opt\_constraint\_no\_id should not have the lex\_str type.
* Merge [Revision #e84dc567be](https://github.com/MariaDB/server/commit/e84dc567be) 2019-02-05 17:35:48 +0200 - Merge 10.1 into 10.2
* [Revision #5eb3e4d83c](https://github.com/MariaDB/server/commit/5eb3e4d83c)\
  2019-02-05 17:03:41 +0200
  * [MDEV-15798](https://jira.mariadb.org/browse/MDEV-15798) Mutex leak on accessing INFORMATION\_SCHEMA.INNODB\_MUTEXES
* [Revision #625994b7cc](https://github.com/MariaDB/server/commit/625994b7cc)\
  2019-02-05 11:16:43 +0200
  * [MDEV-16982](https://jira.mariadb.org/browse/MDEV-16982) Server crashes in mem\_heap\_dup upon DELETE from table with virtual columns
* [Revision #f53e795250](https://github.com/MariaDB/server/commit/f53e795250)\
  2019-02-05 11:24:19 +0400
  * [MDEV-17599](https://jira.mariadb.org/browse/MDEV-17599) ALTER TABLE DROP CONSTRAINT does not work for foreign keys.
* [Revision #227379988e](https://github.com/MariaDB/server/commit/227379988e)\
  2019-02-03 20:00:01 +0100
  * [MDEV-16905](https://jira.mariadb.org/browse/MDEV-16905) ASAN heap-use-after-free in `interceptor_strnlen / ... / TABLE::verify_constraints` upon INSERT into temporary table with CHECK constraint
* [Revision #b57ae8b58c](https://github.com/MariaDB/server/commit/b57ae8b58c)\
  2019-02-03 19:56:41 +0100
  * [MDEV-18239](https://jira.mariadb.org/browse/MDEV-18239) ASAN use-after-poison in process\_str\_arg / ... / mark\_unsupported\_func or unexpected ER\_BAD\_FIELD\_ERROR upon ALTER TABLE
* [Revision #db8f0daeb4](https://github.com/MariaDB/server/commit/db8f0daeb4)\
  2019-02-03 18:43:42 +0100
  * CONNECT: calculate table\_name from the path
* [Revision #676f43da3a](https://github.com/MariaDB/server/commit/676f43da3a)\
  2019-02-03 22:37:56 +0100
  * cleanup: don't ---replace\_regex /#sql-.\*/#sql-temporary/
* [Revision #ef4ccb6ce2](https://github.com/MariaDB/server/commit/ef4ccb6ce2)\
  2019-02-03 18:40:27 +0100
  * [MDEV-18083](https://jira.mariadb.org/browse/MDEV-18083) ASAN heap-use-after-free in Field::set\_warning\_truncated\_wrong\_value upon inserting into temporary table
* [Revision #3b7694b7f8](https://github.com/MariaDB/server/commit/3b7694b7f8)\
  2019-02-03 18:38:27 +0100
  * cleanup: don't search for a just-opened tmp table in ALTER
* [Revision #78d5a764b2](https://github.com/MariaDB/server/commit/78d5a764b2)\
  2019-02-03 17:10:31 +0100
  * compiler warnings
* Merge [Revision #1ed1b7794f](https://github.com/MariaDB/server/commit/1ed1b7794f) 2019-02-04 16:09:42 +0100 - Merge remote-tracking branch 'connect/11.2' into 10.2
* [Revision #a0e26599a3](https://github.com/MariaDB/server/commit/a0e26599a3)\
  2019-02-03 15:19:04 +0100
  * Fix [MDEV-13136](https://jira.mariadb.org/browse/MDEV-13136): enhance CREATE SERVER MyServerName FOREIGN DATA WRAPPER to work with CONNECT engine
* [Revision #bece44be4f](https://github.com/MariaDB/server/commit/bece44be4f)\
  2019-01-27 14:21:39 +0100
  * Enable CONNECT tables to have triggers Update version number
* [Revision #bcb8a52295](https://github.com/MariaDB/server/commit/bcb8a52295)\
  2019-01-25 13:02:40 +0100
  * Fix [MDEV-18192](https://jira.mariadb.org/browse/MDEV-18192): CONNECT Engine JDBC not able to issue simple UPDATE statement from trigger or stored procedure
* [Revision #720dedb333](https://github.com/MariaDB/server/commit/720dedb333)\
  2019-01-01 16:57:23 +0100
  * Modified because different result on Windows and Linux
* [Revision #4b3b3bfe56](https://github.com/MariaDB/server/commit/4b3b3bfe56)\
  2019-01-01 16:08:04 +0100
  * Modified because different result on Windows and Linux
* [Revision #4cdeee1e77](https://github.com/MariaDB/server/commit/4cdeee1e77)\
  2019-01-01 14:05:54 +0100
  * Fix a few bug mainly concerning discovery and call from OEM (and prepare new table types)
* [Revision #564f63ccf7](https://github.com/MariaDB/server/commit/564f63ccf7)\
  2019-02-04 16:28:27 +0300
  * [MDEV-18468](https://jira.mariadb.org/browse/MDEV-18468) merge instant\_varchar\_enlarge.test and alter\_varchar\_change.test
* Merge [Revision #a249e57b68](https://github.com/MariaDB/server/commit/a249e57b68) 2019-02-03 17:22:05 +0200 - Merge 10.1 into 10.2
* [Revision #261ce5286f](https://github.com/MariaDB/server/commit/261ce5286f)\
  2019-02-02 10:02:03 +0100
  * [MDEV-18281](https://jira.mariadb.org/browse/MDEV-18281) COM\_RESET\_CONNECTION changes the connection encoding
* [Revision #915ed7e614](https://github.com/MariaDB/server/commit/915ed7e614)\
  2019-02-01 19:19:33 +0200
  * Some more fixes for --suite=galera\_3nodes
* [Revision #dfc9bff5a9](https://github.com/MariaDB/server/commit/dfc9bff5a9)\
  2019-02-01 17:45:15 +0100
  * [MDEV-18379](https://jira.mariadb.org/browse/MDEV-18379): IPv6 compatibility changes/Unification of check for IPv6
* Merge [Revision #081fd8bfa2](https://github.com/MariaDB/server/commit/081fd8bfa2) 2019-02-02 11:40:02 +0200 - Merge 10.1 into 10.2
* [Revision #09cea8703f](https://github.com/MariaDB/server/commit/09cea8703f)\
  2019-02-01 17:10:27 +0400
  * [MDEV-17148](https://jira.mariadb.org/browse/MDEV-17148) DROP DATABASE throw "Directory not empty" after changed lower\_case\_table\_names.
* [Revision #7c7161a1bd](https://github.com/MariaDB/server/commit/7c7161a1bd)\
  2019-01-28 14:38:39 +0530
  * [MDEV-18194](https://jira.mariadb.org/browse/MDEV-18194) Incremental prepare tries to access page which is out of tablespace bounds
* [Revision #a2641b2611](https://github.com/MariaDB/server/commit/a2641b2611)\
  2019-01-29 13:15:59 +0100
  * [MDEV-18380](https://jira.mariadb.org/browse/MDEV-18380) : adjust max\_statement\_time in mariadb-backup
* [Revision #f669cecbe3](https://github.com/MariaDB/server/commit/f669cecbe3)\
  2019-01-31 02:20:51 +0530
  * [MDEV-18415](https://jira.mariadb.org/browse/MDEV-18415) mariadb-backup.[MDEV-14447](https://jira.mariadb.org/browse/MDEV-14447) test case fails with Table 'test.t' doesn't exist in engine
* [Revision #20e19f6975](https://github.com/MariaDB/server/commit/20e19f6975)\
  2019-01-31 22:08:45 +0100
  * [MDEV-17479](https://jira.mariadb.org/browse/MDEV-17479) Assertion \`mysql\_socket.fd != -1' failed in inline\_mysql\_socket\_send on server shutdown
* [Revision #b8aef87221](https://github.com/MariaDB/server/commit/b8aef87221)\
  2019-01-30 15:32:51 +0530
  * [MDEV-16849](https://jira.mariadb.org/browse/MDEV-16849) Extending indexed VARCHAR column should be instantaneous
* Merge [Revision #97930df13c](https://github.com/MariaDB/server/commit/97930df13c) 2019-01-28 12:01:35 +0200 - Merge pull request #1142 from codership/10.2-[MDEV-15740](https://jira.mariadb.org/browse/MDEV-15740)
* [Revision #4ef556955f](https://github.com/MariaDB/server/commit/4ef556955f)\
  2019-01-24 17:42:30 +0200
  * [MDEV-15740](https://jira.mariadb.org/browse/MDEV-15740) Enabled and recorded galera\_gcache\_recover\_manytrx
* [Revision #ddfc789098](https://github.com/MariaDB/server/commit/ddfc789098)\
  2019-01-27 15:44:35 +0200
  * [MDEV-15740](https://jira.mariadb.org/browse/MDEV-15740) Recorded wsrep-recover-v25
* [Revision #4ea128391b](https://github.com/MariaDB/server/commit/4ea128391b)\
  2019-01-24 17:37:45 +0200
  * [MDEV-15740](https://jira.mariadb.org/browse/MDEV-15740) Fix wsrep recovery with wsrep\_emulate\_bin\_log
* [Revision #040b840de7](https://github.com/MariaDB/server/commit/040b840de7)\
  2019-01-24 16:31:33 +0200
  * [MDEV-15740](https://jira.mariadb.org/browse/MDEV-15740) Backport wsrep recovery fixes from 10.4.
* [Revision #ce28fa5303](https://github.com/MariaDB/server/commit/ce28fa5303)\
  2019-01-24 16:01:28 +0200
  * Backported wsrep-recover test from 10.4.
* [Revision #3fb6d2587d](https://github.com/MariaDB/server/commit/3fb6d2587d)\
  2019-01-25 19:26:39 +0100
  * Don't run tests that check privileges in --embedded
* [Revision #d4515d1305](https://github.com/MariaDB/server/commit/d4515d1305)\
  2019-01-25 14:05:54 +0100
  * Deb: don't edit control file from inside rules file
* [Revision #74f184aff2](https://github.com/MariaDB/server/commit/74f184aff2)\
  2019-01-24 20:18:55 +0100
  * Fix tests not to fail with OpenSSL 1.1.1 with TLSv1.3
* [Revision #31d0727a10](https://github.com/MariaDB/server/commit/31d0727a10)\
  2019-01-25 15:23:57 +0200
  * [MDEV-18235](https://jira.mariadb.org/browse/MDEV-18235): Changes related to fsync()
* [Revision #d97db40a9f](https://github.com/MariaDB/server/commit/d97db40a9f)\
  2019-01-25 12:46:23 +0200
  * [MDEV-18352](https://jira.mariadb.org/browse/MDEV-18352) Add a regression test for VARCHAR enlarging
* [Revision #fab531a150](https://github.com/MariaDB/server/commit/fab531a150)\
  2019-01-24 15:57:26 +0200
  * Fix the build after [MDEV-17803](https://jira.mariadb.org/browse/MDEV-17803)
* Merge [Revision #25161e6219](https://github.com/MariaDB/server/commit/25161e6219) 2019-01-24 14:43:29 +0200 - Merge 10.1 into 10.2
* [Revision #7930ab7e33](https://github.com/MariaDB/server/commit/7930ab7e33)\
  2019-01-24 12:36:10 +0200
  * Comment out the statement that triggers [MDEV-18366](https://jira.mariadb.org/browse/MDEV-18366)
* [Revision #46f712c73c](https://github.com/MariaDB/server/commit/46f712c73c)\
  2019-01-24 12:31:54 +0200
  * [MDEV-15114](https://jira.mariadb.org/browse/MDEV-15114): Fix memory leaks
* [Revision #b572814baa](https://github.com/MariaDB/server/commit/b572814baa)\
  2019-01-23 20:56:52 +0200
  * After-merge fix of a result
* Merge [Revision #3dac4e9f0e](https://github.com/MariaDB/server/commit/3dac4e9f0e) 2019-01-23 19:48:19 +0200 - [MDEV-18338](https://jira.mariadb.org/browse/MDEV-18338) Merge new release of InnoDB 5.7.25 to 10.2
* [Revision #d283f80eae](https://github.com/MariaDB/server/commit/d283f80eae)\
  2019-01-22 16:43:59 +0200
  * Update the InnoDB version number
* [Revision #64678ca506](https://github.com/MariaDB/server/commit/64678ca506)\
  2019-01-23 18:09:32 +0200
  * Bug #22990029: Add a test case
* [Revision #aa8a31dadd](https://github.com/MariaDB/server/commit/aa8a31dadd)\
  2018-10-10 18:05:02 +0530
  * Bug #22990029 GCOLS: INCORRECT BEHAVIOR AFTER DATA INSERTED WITH IGNORE KEYWORD
* [Revision #e32305e505](https://github.com/MariaDB/server/commit/e32305e505)\
  2019-01-23 19:45:12 +0200
  * Add a test for Bug #28470805 DELETE CASCADE CRASHES ... ON RESTART
* Merge [Revision #9a7281a703](https://github.com/MariaDB/server/commit/9a7281a703) 2019-01-23 15:09:06 +0200 - Merge 10.1 into 10.2
* [Revision #d06ebd932d](https://github.com/MariaDB/server/commit/d06ebd932d)\
  2019-01-22 06:51:03 +0200
  * Remove references to removed dict\_sys->size
* [Revision #2565c02ca5](https://github.com/MariaDB/server/commit/2565c02ca5)\
  2019-01-22 06:19:21 +0200
  * Remove unnecessary type casts
* [Revision #5c159c9037](https://github.com/MariaDB/server/commit/5c159c9037)\
  2019-01-23 12:00:12 +0000
  * [MDEV-18356](https://jira.mariadb.org/browse/MDEV-18356)\
    Renamed backup-encrypted option introduced in 7158edcba3af3766e9329f9927ce4adfd2a40bf8
* [Revision #9f4d4f404f](https://github.com/MariaDB/server/commit/9f4d4f404f)\
  2019-01-22 18:23:47 +0400
  * [MDEV-12747](https://jira.mariadb.org/browse/MDEV-12747) - main.mysqld\_option\_err fails in buildbot with timeout
* Merge [Revision #37ffdb44ef](https://github.com/MariaDB/server/commit/37ffdb44ef) 2019-01-18 06:51:52 +0200 - Merge 10.1 into 10.2
* [Revision #69221746db](https://github.com/MariaDB/server/commit/69221746db)\
  2019-01-17 23:17:37 +0100
  * [MDEV-18289](https://jira.mariadb.org/browse/MDEV-18289) - Fix a race between thd\_destructor\_proxy() startup and server shutdown.
* Merge [Revision #8e80fd6bfd](https://github.com/MariaDB/server/commit/8e80fd6bfd) 2019-01-17 11:24:38 +0200 - Merge 10.1 into 10.2
* [Revision #f3e9d9a6e6](https://github.com/MariaDB/server/commit/f3e9d9a6e6)\
  2018-10-12 01:43:12 -0700
  * Change information\_schema-big to include innodb
* [Revision #802e8d6b89](https://github.com/MariaDB/server/commit/802e8d6b89)\
  2018-10-07 04:51:46 -0700
  * Backport INFORMATION\_SCHEMA.CHECK\_CONSTRAINTS
* [Revision #2153aaf66e](https://github.com/MariaDB/server/commit/2153aaf66e)\
  2019-01-15 22:47:54 +0100
  * mariadb-backup : use die() macro for fatal exit with error message.
* [Revision #a8a27e65a8](https://github.com/MariaDB/server/commit/a8a27e65a8)\
  2019-01-14 22:28:23 +0100
  * [MDEV-18212](https://jira.mariadb.org/browse/MDEV-18212) mariadb-backup: Make output format uniform whenever possible
* [Revision #61b600079b](https://github.com/MariaDB/server/commit/61b600079b)\
  2019-01-15 09:47:34 +0200
  * [MDEV-16690](https://jira.mariadb.org/browse/MDEV-16690) node hang due to conflicting inserts in FK child table
* [Revision #662217a592](https://github.com/MariaDB/server/commit/662217a592)\
  2019-01-09 16:36:41 +0300
  * [MDEV-18186](https://jira.mariadb.org/browse/MDEV-18186) assertion failure on missing InnoDB index
* [Revision #cbdc2d9489](https://github.com/MariaDB/server/commit/cbdc2d9489)\
  2018-12-27 21:14:07 +0300
  * Replace log\_group\_t::file\_header\_bufs with local array
* [Revision #46046f2e59](https://github.com/MariaDB/server/commit/46046f2e59)\
  2019-01-14 13:20:59 +0200
  * After-merge fix: Disable a failing test
* Merge [Revision #248dc12e60](https://github.com/MariaDB/server/commit/248dc12e60) 2019-01-14 11:37:51 +0200 - Merge 10.1 into 10.2
* [Revision #f5ee7fb31f](https://github.com/MariaDB/server/commit/f5ee7fb31f)\
  2018-11-29 13:38:16 +0100
  * Fix a memory leak in ALTER TABLE
* [Revision #79078167c3](https://github.com/MariaDB/server/commit/79078167c3)\
  2018-12-19 22:30:28 +0530
  * [MDEV-17753](https://jira.mariadb.org/browse/MDEV-17753) ALTER USER fail to replicate
* [Revision #7331c661db](https://github.com/MariaDB/server/commit/7331c661db)\
  2019-01-10 19:35:45 +0100
  * [MDEV-18201](https://jira.mariadb.org/browse/MDEV-18201) : mariadb-backup- fix processing of rename/create sequence in prepare
* [Revision #4a872ae1e7](https://github.com/MariaDB/server/commit/4a872ae1e7)\
  2019-01-09 22:28:31 +0100
  * [MDEV-18185](https://jira.mariadb.org/browse/MDEV-18185) - mariadb-backup - fix specific case of table rename handing in prepare.
* [Revision #9edadc29b1](https://github.com/MariaDB/server/commit/9edadc29b1)\
  2019-01-08 20:41:39 +0530
  * [MDEV-17748](https://jira.mariadb.org/browse/MDEV-17748) innodb.alter\_inplace\_perfschema fails in buildbot with wrong result
* [Revision #0c20b247de](https://github.com/MariaDB/server/commit/0c20b247de)\
  2019-01-04 21:22:41 +0200
  * Disable galera.query\_cache test.
* [Revision #b6b15de85d](https://github.com/MariaDB/server/commit/b6b15de85d)\
  2019-01-04 20:23:13 +0200
  * Disable failing Galera test galera\_query\_cache.
* Merge [Revision #3d8011b375](https://github.com/MariaDB/server/commit/3d8011b375) 2019-01-04 14:47:56 +0200 - Merge pull request #929 from angeloudy/fix-broken-thing
* [Revision #cb85803c45](https://github.com/MariaDB/server/commit/cb85803c45)\
  2019-01-02 15:40:55 +1100
  * Use absolute path for mariadb-backup binary
* [Revision #216d5f7899](https://github.com/MariaDB/server/commit/216d5f7899)\
  2018-11-29 12:36:57 +1100
  * use `ps -p` instead of `ps --pid`
* [Revision #0e794c6a69](https://github.com/MariaDB/server/commit/0e794c6a69)\
  2018-11-15 13:51:09 +1100
  * Make mariadb-backup.sh compatible on FreeBSD
* [Revision #23e4446adc](https://github.com/MariaDB/server/commit/23e4446adc)\
  2019-01-03 22:14:55 +0200
  * Fix a merge error in the parent commit
* Merge [Revision #b7392d142a](https://github.com/MariaDB/server/commit/b7392d142a) 2019-01-03 16:58:05 +0200 - Merge 10.1 into 10.2
* Merge [Revision #842402e4df](https://github.com/MariaDB/server/commit/842402e4df) 2019-01-03 09:57:02 +0100 - Merge branch '10.1' into 10.2
* [Revision #2f368bb967](https://github.com/MariaDB/server/commit/2f368bb967)\
  2019-01-02 19:33:52 +0100
  * fix RHEL8 "ambiguous python shebang" build failures
* [Revision #cf8a564686](https://github.com/MariaDB/server/commit/cf8a564686)\
  2019-01-02 19:29:58 +0100
  * compilation warning on windows
* [Revision #1f9f72b13e](https://github.com/MariaDB/server/commit/1f9f72b13e)\
  2019-01-02 16:34:15 +0100
  * fix debian builds for cosmic
* [Revision #099186d09e](https://github.com/MariaDB/server/commit/099186d09e)\
  2019-01-02 13:42:11 -0500
  * bump the VERSION

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{% @marketo/form formid="4316" formId="4316" %}


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

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-102-series/mariadb-10222-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.