code: function (graph, opts, params) {
      var self = this;
      var newNodes = graph.allNodes.filter(function(node) {
        return node.props[self.db.options.id] == null
            && !(node.model.uniqueness && node.model.uniqueness.returnOld);
      });
  
      if (!newNodes.length) return '';
  
      var statements = newNodes.map(function(node) {
        var label = node.model.type;
        return '(' + node.name + ':' + label + ')';
      });
  
      return 'CREATE ' + statements.join(',');
    }
docs: get the CREATE statement of a write query this will create non-existant nodes