private static function dbAttributeMap()
{
return array('priority' => 'priority', 'contentobject-id' => 'ezcontentobject_id', 'contentobject-version' => 'ezcontentobject_current_version', 'node-id' => 'ezcontentobject_tree_node_id', 'parent-node-id' => 'ezcontentobject_tree_parent_node_id', 'contentclass-id' => 'ezcontentobject_contentclass_id', 'contentclass-identifier' => 'ezcontentclass_identifier', 'contentobject-remote-id' => 'ezcontentobject_remote_id');
}