Well, Mongo does support queries on embedded objects as described in http://www.mongodb.org/display/DOCS/Dot+Notation+%28Reaching+into+Objects%29 http://www.mon

Well, Mongo does support queries on embedded objects as described in http://www.mongodb.org/display/DOCS/Dot+Notation+%28Reaching+into+Objects%29 http://www.mongodb.org/display/DOCS/Dot+Notation+%28Reaching... It might not be exactly what you were looking for, but it could have the same outcome.