5.4版的简介
MySQL EnterpriseMySQL Enterprise subscription is the most comprehensive offering of MySQL database software, services and support to ensure your business achieves the highest levels of reliability, security, and uptime. MySQL Enterprise includes the MySQL Enterprise Server software, which is the most reliable, secure and up-to-date version of the world's most popular open source database. Users also receive monthly rapid updates and quarterly service packs with the latest bug fixes of MySQL Enterprise Server.
MySQL Community EditionMySQL Community Edition is a freely downloadable version of the world's most popular open source database that is supported by an active community of open source developers and enthusiasts.
MySQL 5.4 Community Edition - Preview ReleaseNOTE: This initial preview release of MySQL 5.4 contains scalability improvements and additional DTrace probes for diagnostic troubleshooting on Solaris. Additional enhancements are planned to be added to upcoming releases of MySQL 5.4 in the coming months.
As with any other pre-production set of software, the preview release of MySQL 5.4 is not recommended for use on production systems. When using MySQL 5.4, note that it is good practice to back up your data before installing the new software. MySQL/Sun generally recommends that you dump and reload your tables from any previous version to upgrade to MySQL 5.4. |
