Yes, you read the title correctly — there are three editions of MySQL available, according to http://www.mysql.com/products/enterprise/server.html. Well, that page names two, and then of course there is the community edition….
From the manual page:
MySQL Enterprise Server is available in the following editions:
* MySQL Enterprise Server – Pro is the world’s most popular open
source database that enables you to rapidly deliver high
performance and scalable Online Transaction Processing (OLTP)
* MySQL …