public function find($tag, $key = "tags")
{
// search pages table with pages that has a certain tag
$r = \ORM::for_table('cms_page')->distinct()->select('cms_page.*')->join('cms_page_meta', array('cms_page.id', '=', 'cms_page_meta.page_id'))->join('cms_page_meta_translation', array('cms_page_meta.id', '=', 'cms_page_meta_translation.meta_id'))->where_equal('cms_page_meta.key', $key)->where_raw("FIND_IN_SET({$tag}, cms_page_meta_translation.value)")->find_many();
print_r($r);
print_r(\ORM::get_last_query());
}