MariaDB 10.0.17/10.1.3 发布,MySQL 衍生版

MariaDB 今天发布两个更新版本，分别是 10.0.17 和 10.1.3 。

其中 10.0.17 值得关注的改进内容有：

• InnoDB updated to 5.6.23

• XtraDB updated to 5.6.22-72.0

• TokuDB updated to 7.5.5

• mroonga updated to 5.0

• Spider updated to 3.2.18

• Connect updated to 1.03.0005

• HeidiSQL updated to 9.1 (MDEV-7290)

• --galera-sst-mode option removed from mysqldump (MDEV-7615)

• mysqlbinlog --binlog-row-event-max-size support added (MDEV-6703)

详情请看 changelog.

而 10.1.3 版本改进内容包括：

Major new features

• Table and Tablespace Encryption.

• Optimistic mode of in-order parallel replication (MDEV-6676) and two new associated system variables:

• slave_parallel_mode

• skip_parallel_replication

• Enhanced semisync replication (MDEV-162)

Other notable changes

• Consistent support for IF EXISTS, IF NOT EXISTS, and OR REPLACE clauses:

• DROP ROLE (MDEV-7288)

• DROP USER (MDEV-7288)

• CREATE DATABASE (MDEV-7280)

• CREATE FUNCTION UDF (MDEV-7283)

• CREATE ROLE (MDEV-7288)

• CREATE SERVER (MDEV-7285)

• CREATE USER (MDEV-7288)

• CREATE VIEW (MDEV-7283)

• These statements now also support IF NOT EXISTS and OR REPLACE:

• These statements now support IF EXISTS:

• InnoDB/XtraDB Page compression now supports snappy compression method

• Dump Thread Enhancements from Google (MDEV-7257)

• The wsrep_dirty_reads system variable for permitting dirty Galera reads.

• new read-only server variable version_ssl_library that shows the version of currently used SSL library.

• new command-line option --getopt-prefix-matching that makes it possible to disable historical "unambiguous prefix" matching in the command-line option parsing.

• INFORMATION_SCHEMA.APPLICABLE_ROLES table has a new IS_DEFAULT column  (MDEV-6918). See SET DEFAULT ROLE.

• INFORMATION_SCHEMA.VIEWS table has a new ALGORITHM column  (MDEV-6731).

• Improved concurrency: table definition cache now has lock-free implementation completely avoiding any global locks.

• EXPLAIN FORMAT=JSON now supports and prints more optimizations (range+MRR, "range checked for each record", full scan on NULL key, expensive constants, etc)

下载地址：https://blog.mariadb.org/mariadb-10-0-17-and-10-1-3-now-available/