Installig and Upgrading MYSQL

This chapter describes how to obtain and install MySQL. A summary of the procedure follows and later sections provide the details. If
you plan to upgrade an existing version of MySQL to a newer version rather than install MySQL for the first time, see Section 2.11.1,
“Upgrading MySQL”, for information about upgrade procedures and about issues that you should consider before upgrading.
If you are interested in migrating to MySQL from another database system, you may wish to read Section B.8, “MySQL 5.5 FAQ: Migration”,
which contains answers to some common questions concerning migration issues.

The Main Features of MySQL

This section describes some of the important characteristics of the MySQL Database Software. See also Section 1.4, “MySQL Development
History”. In most respects, the roadmap applies to all versions of MySQL. For information about features as they are introduced
into MySQL on a series-specific basis, see the “In a Nutshell” section of the appropriate Manual:
• MySQL 5.0: MySQL 5.0 in a Nutshell
• MySQL 5.1: MySQL 5.1 in a Nutshell

• MySQL 5.5: MySQL 5.5 in a Nutshell