Today I spent the majority of the day wrestling with an ORM tool, and I didn't get very far, and as a result I don't like my job very much right now.
This is a particularly painful mark on my workplace happiness because of the very positive experiences I've recently with DB4O, so I'm going to compare and constrast a little bit to vent my pain... [check the post below for the actual comparison]
http://codeclimber.blogspot.com/2008/01/relational-vs-object-oriented-databases.html
by Ethan Vizitei