On Mar 13, 2007, at 8:38 AM, Dave Rose wrote:

> why is it that mysql a relational database is the  preferred database
> among rubyists and not an object orientated database (even a free  
> object
> orientated database)?
>
> what is the important missing piece... i mean if you are using a  
> object
> orientated
> programming language (and active record) why not the same for a  
> database
> system (to be consistent)? ...isn't simplier?

Austin Ziegler addressed this quite well in a post on 2/16/07 in a  
thread titled "object databases in Ruby?".
See http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/239575.