MySQL 4.0.20 Released
May 19, 2004[From MySQL Announcements]
MySQL 4.0.20, a new version of the popular Open Source/Free Software Database Management System, has been released. It is now available in source and binary form for a number of platforms from our download pages at http://www.mysql.com/downloads/ and mirror sites.
Note that not all mirror sites may be up to date at this point in time - if you can't find this version on some mirror, please try again later or choose another download site.
This is a maintenance release of 4.0.x.
The article continues at http://lists.mysql.com/announce/191