query with attributes - returns an array of entities limit is optional
function(criteria, limit, cb) {
        if (_.isFunction(limit)) { cb = limit; limit = undefined; }
        var self = this;
        var query = buildQuery(criteria, limit);
        client.createCollection(options(self, query), translateSDKCallback(function (err, collection) {
          if (err) { return cb(err); }
          cb(null, wrapCollection(self, collection));
        }));
      }