Mongoose/node.js how to find, populate, do stuff, 'depopulate' and update

Question

I want to make a nice and elegant call to db, but constantly suffer from lack of mongoose experience.

Hope i\'m not too annoying, i\'m trying to adress Stack Overflo

Answer 1

Here is the query to get UserMeta with ids only

Room.findOne({ Roomid: roomid },function (err, oldRoom) {

});