HELP dummie asking for installation calemeam

[edwsin]

Dear all,
recently i'm trying to install calemeam on linux centos 5.2 server, when i tried to access the installation via browser.
This is what i got for the minimum requirements:

and when i enter the set up database, user and tables

anyway what is the meaning of : database host..?

so, anyone can help me out for this error..?
Thank you,
Edward

[helbda]

A database host is the computer running the mySQL server.... so it is usually the computer you are deploying the software on. Localhost is a variable that usually maps to 127.0.0.1, the same computer the software executed on.