Despite the fact that its first versions didn't have some key functions like transactions or the reference integrity, the truth is that with regard to its performance and usability, MySQL 4 is an excellent database to use on web servers that support dynamic websites.
Among its most important features, we will be able to us the organization by means of foreign keys, replication or the possibility to index text fields. What's more, its optimization can be based on improving its speed or the amount of simultaneous operations available.
MySQL 4 is a really popular development, over which the vast majority of CMS that have appeared on the current market can be used, like Wordpress, Joomla or Drupal. So now you know, if you want to learn how to use and optimize the functioning of databases focused on the web, this software is the first thing that you have to download.