发布于 2016-07-05 00:52:00 | 72 次阅读 | 评论: 0 | 来源: 网友投递
MariaDB数据库
MariaDB基于事务的Maria存储引擎，替换了MySQL的MyISAM存储引擎，它使用了Percona的 XtraDB，InnoDB的变体，分支的开发者希望提供访问即将到来的MySQL 5.4 InnoDB性能。这个版本还包括了 PrimeBase XT (PBXT) 和 FederatedX存储引擎。
MariaDB 10.2.1 Alpha， MariaDB Connector/C 2.3.0，MariaDB Galera Cluster 5.5.50, 和 MariaDB Galera Cluster 10.0.26 发布。
MariaDB 10.2.1 Alpha 更新内容：
Common Table Expressions - WITH
Support for CHECK CONSTRAINT (MDEV-7563).
Support for DEFAULT with expressions (MDEV-10134).
BLOB and TEXT fields can now have a DEFAULT value.
Lots of restrictions lifted for Virtual computed columns.
Views now support subqueries in the FROM clause (MDEV-3944)
Number of supported decimals in DECIMAL has increased from 30 to 38. (MDEV-10138)
Optimizations for faster connection creation time
Temporary tables can be referred to many times in the same query (MDEV-5535)
Various other optimizations and refactorings
XtraDB updated to 5.6.30-76.3
Innodb updated to 5.6.31
Performance Schema updated to 5.6.31
PCRE library updated to 8.39
TokuDB updated to 5.6.30-76.3
HeidiSQL updated to 9.3
Various packages and bintar builds for POWER8 ppc64 and ppc64le architectures now available
As per the MariaDB Deprecation Policy, this will be the last release of MariaDB 10.2 for Ubuntu 15.10 "wily"
下载地址：https://downloads.mariadb.org/mariadb/10.2.1/
其他更新详情见：https://mariadb.org/mariadb-10-2-1-alpha-now-available/