Mongoose query a populated field

Question

   db.History.find({\'_file.project\': \'someproject\' )
      .populate(\'_file\', \'name reference project\')
      .sort(sortField || \'-created\')
      .limit(m         


        

Answer 1

No, a find query's conditions parameter can only reference the collection being queried.

populate is not a join, it's just a convenience function to follow up the main query with additional queries to pull in the associated data from other collections.