MariaDB server is a community developed fork of MySQL server. Started by core members of the original MySQL team, MariaDB actively works with outside developers to deliver the most featureful, stable, and sanely licensed open SQL server in the industry.
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Marko Mäkelä 3db94d2403 MDEV-19346: Remove dummy InnoDB log checkpoints
log_checkpoint(), log_make_checkpoint_at(): Remove the parameter
write_always. It seems that the primary purpose of this parameter
was to ensure in the function recv_reset_logs() that both checkpoint
header pages will be overwritten, when the function is called from
the never-enabled function recv_recovery_from_archive_start().

create_log_files(): Merge recv_reset_logs() to its only caller.

Debug instrumentation: Prefer to flush the redo log, instead of
triggering a redo log checkpoint.

page_header_set_field(): Disable a debug assertion that will
always fail due to MDEV-19344, now that we no longer initiate
a redo log checkpoint before an injected crash.

In recv_reset_logs() there used to be two calls to
log_make_checkpoint_at(). The apparent purpose of this was
to ensure that both InnoDB redo log checkpoint header pages
will be initialized or overwritten.
The second call was removed (without any explanation) in MySQL 5.6.3:
mysql/mysql-server@4ca37968da

In MySQL 5.6.8 WL#6494, starting with
mysql/mysql-server@00a0ba8ad9
the function recv_reset_logs() was not only invoked during
InnoDB data file initialization, but also during a regular
startup when the redo log is being resized.

mysql/mysql-server@45e9167983
in MySQL 5.7.2 removed the UNIV_LOG_ARCHIVE code, but still
did not remove the parameter write_always.
2019-05-03 20:02:11 +03:00
BUILD Updated check-cpu from 10.3 to get it to work with gcc 7.3.1 2018-11-16 14:19:58 +02:00
client MDEV-17260: Memory leaks in mysqlbinlog 2019-04-26 11:37:00 +05:30
cmake cmake: pass CMAKE_BUILD_TYPE into src.rpm 2019-04-09 11:47:27 +03:00
dbug Merge 10.1 into 10.2 2019-03-07 17:52:27 +02:00
debian remove aws kms plugin from debian builds too 2019-03-01 12:40:43 -05:00
Docs Grammatical errors of README-wsrep fixed. (#915) 2018-12-22 13:34:50 +04:00
extra MDEV-17008 prepare with datadir, on Windows, does not set ACL 2019-05-02 19:44:36 +01:00
include Fix wsrep_thd_is_applier macro to point correct function name. 2019-04-10 10:13:42 +03:00
libmariadb@b508716117 MDEV-18131 : Update C/C to fix IP address SAN verification in 10.2+ 2019-04-29 12:44:00 +01:00
libmysqld Merge 10.1 into 10.2 2019-01-24 14:43:29 +02:00
libservices MDEV-11663 Create services for functionality used by plugins 2017-04-27 19:12:38 +02:00
man Merge 10.1 into 10.2 2019-04-25 09:04:09 +03:00
mysql-test MDEV-18544 "missing required privilege PROCESS on *.*" using mariabackup for SST 2019-05-02 14:25:24 +01:00
mysys Remove unused declarations 2019-04-03 19:46:34 +03:00
mysys_ssl MDEV-15587 AES test fails, segfaults in EVP_CipherInit_ex 2019-03-29 11:38:45 +02:00
pcre Merge branch '10.1' into 10.2 2018-05-10 13:01:42 +02:00
plugin Remove a type cast, and use correct format instead 2019-04-29 09:24:59 +03:00
randgen/conf Group commit for maria engine. 2010-02-12 15:12:28 +02:00
scripts Merge branch '10.1' into 10.2 2019-03-15 21:00:41 +01:00
sql MDEV-17654 Incorrect syntax returned for column with CHECK constraint in the "SHOW CREATE TABLE ..." result 2019-05-01 19:52:27 +02:00
sql-bench MDEV-15448 Remove "innodb_additional_mem_pool_size" setting from my-innodb-heavy-4G.cnf file 2018-03-03 01:59:52 +02:00
sql-common cmake: re-enable -Werror in the maintainer mode 2019-03-27 22:51:37 +01:00
storage MDEV-19346: Remove dummy InnoDB log checkpoints 2019-05-03 20:02:11 +03:00
strings Remove unused declarations 2019-04-03 19:46:34 +03:00
support-files Merge remote-tracking branch 'origin/10.1' into 10.2 2019-02-28 13:08:11 +02:00
tests MDEV-17036: BULK with replace doesn't take the first parameter in account 2019-04-25 17:15:21 +02:00
unittest MDEV-17702 fix unaligned access UB in sint4korr() and similar functions 2019-05-03 18:54:12 +04:00
vio MDEV-14781 - threadpool slowdown with slow ssl handshake. 2018-11-07 02:10:52 +01:00
win Merge 10.1 into 10.2 2019-03-04 16:46:58 +02:00
wsrep Prevent building WSREP without INNODB 2018-02-15 15:00:46 +00:00
zlib Merge 10.1 into 10.2 2018-11-06 08:41:48 +02:00
.gitattributes Merge branch '10.0' into 10.1 2018-05-05 14:01:59 +02:00
.gitignore .gitignore 2019-03-01 12:41:05 -05:00
.gitmodules Use https instead of ssh(git@) for rocksdb submodule. 2016-11-15 10:00:19 -05:00
.travis.compiler.sh travis: add clang-5.0 2017-08-07 10:05:01 +04:00
.travis.yml travis: osx - xcode 8.3 -> 9.1 2017-10-31 11:21:28 +04:00
appveyor.yml Add some hints for finding bison on its usual locations on Windows. 2018-02-14 17:01:07 +00:00
BUILD-CMAKE various documentation updates 2012-06-18 16:57:58 -04:00
CMakeLists.txt MDEV-17702 fix unaligned access UB in sint4korr() and similar functions 2019-05-03 18:54:12 +04:00
config.h.cmake Merge 10.1 into 10.2 2019-02-03 17:22:05 +02:00
configure.cmake Merge branch '10.1' into 10.2 2019-02-19 16:47:45 +01:00
COPYING Use a new version of "COPYING", the GPL text. 2010-03-04 14:26:27 +01:00
COPYING.thirdparty Correct FSF address 2017-03-10 18:21:29 +01:00
CREDITS Update contributors 2018-09-10 16:47:44 +04:00
EXCEPTIONS-CLIENT MDEV-5645 MariaDB-5.5.35 - references are made to an "EXCEPTIONS-CLIENT" file but it does not exist 2014-05-31 13:18:56 +02:00
INSTALL-SOURCE Update AskMonty and Atlassian references to MariaDB 2016-03-08 15:24:01 +02:00
INSTALL-WIN-SOURCE Update AskMonty and Atlassian references to MariaDB 2016-03-08 15:24:01 +02:00
KNOWN_BUGS.txt various documentation updates 2012-06-18 16:57:58 -04:00
README.md Merge 10.1 into 10.2 2018-11-06 08:41:48 +02:00
VERSION bump the VERSION 2019-03-25 12:53:20 -04:00

MariaDB: drop-in replacement for MySQL

MariaDB is designed as a drop-in replacement of MySQL(R) with more features, new storage engines, fewer bugs, and better performance.

MariaDB is brought to you by the MariaDB Foundation. Please read the CREDITS file for details about the MariaDB Foundation, and who is developing MariaDB.

MariaDB is developed by many of the original developers of MySQL who now work for the MariaDB Foundation and the MariaDB Corporation, and by many people in the community.

MySQL, which is the base of MariaDB, is a product and trademark of Oracle Corporation, Inc. For a list of developers and other contributors, see the Credits appendix. You can also run 'SHOW authors' to get a list of active contributors.

A description of the MariaDB project and a manual can be found at:

https://mariadb.org/

https://mariadb.com/kb/en/

https://mariadb.com/kb/en/mariadb-vs-mysql-features/

https://mariadb.com/kb/en/mariadb-versus-mysql-features/

https://mariadb.com/kb/en/mariadb-versus-mysql-compatibility/

As MariaDB is a full replacement of MySQL, the MySQL manual at http://dev.mysql.com/doc is generally applicable.

Help:

More help is available from the Maria Discuss mailing list https://launchpad.net/~maria-discuss and the #maria IRC channel on Freenode.

License:


NOTE:

MariaDB is specifically available only under version 2 of the GNU General Public License (GPLv2). (I.e. Without the "any later version" clause.) This is inherited from MySQL. Please see the README file in the MySQL distribution for more information.

License information can be found in the COPYING, COPYING.LESSER, and COPYING.thirdparty files.


Bug Reports:

Bug and/or error reports regarding MariaDB should be submitted at: https://jira.mariadb.org

For reporting security vulnerabilities see: https://mariadb.org/about/security-policy/

Bugs in the MySQL code can also be submitted at: https://bugs.mysql.com

The code for MariaDB, including all revision history, can be found at: https://github.com/MariaDB/server


Code status:

  • tests status travis-ci.org (10.2 branch)