Manipulating petabytes of data

Have you ever asked yourself what would you do if you'd need to do it ?

Here are some useful links:

• HadoopDB - http://db.cs.yale.edu/hadoopdb/hadoopdb.html (free/OS)
• Hadoop + Hive http://www.facebook.com/note.php?note_id=89508453919 (free/OS)
• Cloudera (UPDATE) - Hadoop based
  
• Greenplum - http://www.greenplum.com/ (paid)
• Teradata - http://www.teradata.com/t/ (paid)
• Asterdata nCluster - http://www.asterdata.com/product/index.php (paid)
• DATAllegro - http://www.datallegro.com/v3/index.asp (it's M$)
• Vertica - http://www.vertica.com/enterprise-data-warehouse (paid)
• Netezza - http://www.netezza.com/data-warehouse-appliance-products/index.aspx (paid)

Feel free to add to the list if you feel like it. It crossed my mind that JBOSS hasn't announced such a product. It's about time isn't it ? :-D