Steps to be performed to do an upgrade of mysql (e.g. from 5.0.19 to 5.0.27) and some scripts which make life easier

Assumpsions:
mysql will be installed to /usr/local/
the datadir will be: /var/_db/data

1. download the binary package from mysql.com
2. unpack the tar to /usr/local
3. edit the cfengine file mysql.cf
4. run cfagent -vf mysql.cf

cd /usr/local/mysql
scripts/mysql_install_db --datadir=/var/_db/data/