Spring Cloud

 http://www.cloudfoundry.com/

 http://www.infoq.com/interviews/richardson-cloudfoundry

 http://www.infoq.com/presentations/SpringSource-Cloud-Computing;jsessionid=9AE7D2574143821CB62C5E41AC2CF603

 http://blogs.vmware.com/console/2010/04/vmforce-and-vmwares-open-paas-strategy.html

Force.com DB

http://www.youtube.com/watch?v=XGre_In29f0

 http://wiki.developerforce.com/index.php/An_Introduction_to_Force_Database