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MariaDB 10.2.4 Release Notes

The most recent release of MariaDB 10.2 is:MariaDB 10.2.44 Stable (GA) Download Now

Download Release Notes Changelog Overview of 10.2

Release date: 17 Feb 2017

MariaDB 10.2 is the current development series of MariaDB. It is an evolution of MariaDB 10.1 with several entirely new features not found anywhere else and with backported and reimplemented features from MySQL 5.6 and 5.7.

MariaDB 10.2.4 is a Release Candidate (RC) release.

For an overview of MariaDB 10.2 see theWhat is MariaDB 10.2? page.

Thanks, and enjoy MariaDB!

Notable Changes

This is the first release candidate (RC) release in the MariaDB 10.2 series.

New reserved word: ROWS. This can no longer be used as an identifier without being quoted.
Default binary log format changed to mixed (MDEV-7635).
Default values of replicate_annotate_row_events and binlog_annotate_row_events changed to ON (MDEV-7635)..
Default value of slave_net_timeout reduced to 60 seconds (MDEV-7635).
Default value of group_concat_max_len changed to 1M (MDEV-7635).
Default value of innodb_compression_algorithm changed to zlib - this does not mean pages are now compressed by default, see compression (MDEV-11838).
Default value of innodb_log_compressed_pages changed to ON (MDEV-7635).
Default value of innodb_use_atomic_writes and innodb_use_trim changed to ON.
The unused innodb_api_* variables have been removed (MDEV-12050).
Numerous other system variable changes.
DML_only flashback can rollback instances/databases/tables to an old snapshot (MDEV-10570).
Implement ST_AsGeoJSON and ST_GeomFromGeoJSON functions so the spatial features can be imported/exported using GeoJSON format (MDEV-11042).
Zipped File Tables for the CONNECT storage engine (MDEV-11295).
Persistent AUTO_INCREMENT for InnoDB (MDEV-6076).
Default values of the aria_recover and myisam_recover_options system variables changed to BACKUP,QUICK.
Support COM_RESET_CONNECTION (MDEV-10340).
innodb_log_files_in_group can now be set to 1 (MDEV-12061).
MariaDB now works when started with a MySQL 5.7.6+ data directory. (MDEV-11170)
OpenSUSE 42 repositories have been added in this release.
As per the MariaDB Deprecation Policy, this will be the last release of MariaDB 10.2 for Ubuntu 12.04 "precise", Fedora 23, and openSUSE 13

New status variables

innodb_have_punch_hole
innodb_pages0read
innodb_scrub_log
innodb_encryption_num_key_requests
Fixes for the following security vulnerabilities:
- CVE-`-```

Notes

For a complete list of changes made in MariaDB 10.2.4, with links to detailed information on each push, see the changelog.

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MariaDB may already be included in your favorite OS distribution. More information can be found on the Distributions which Include MariaDB page.

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