Friday, June 21, 2013

AWS : Amazon RDS - MySQL Major Version Upgrade

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The Amazon RDS team has been rolling out features at a very rapid pace! Today we are giving you the ability to upgrade existing RDS database instances from MySQL 5.1 to MySQL 5.5 using our new Major Version Upgrade feature.

MySQL 5.5 includes several features and performance benefits over MySQL that may be of interest to you including enhanced multicore scaling, better use of I/O capacity, and enhanced monitoring by means of the performance schema. MySQL 5.5 defaults to version 1.1 of the InnoDB Plugin, which improves on version 1.0 (the default for MySQL 5.1) by adding faster recovery, multiple buffer pool instances, and asynchronous I/O.

Read more here.

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