public static function deleteTerm($terms)
 {
     $dbm = \CADB\DBM::instance();
     $que = "DELETE FROM {taxonomy_terms} WHERE `cid` = ? AND `tid` = ?";
     $dbm->execute($que, array("dd", $terms['cid'], $terms['tid']));
     $que = "UPDATE {taxonomy_terms} SET idx = idx - 1 WHERE `cid` = ? AND `parent` = ? AND idx >= ? ORDER BY idx ASC";
     $dbm->execute($que, array("ddd", $terms['cid'], $terms['parent'], $terms['idx']));
     if ($terms['parent']) {
         $que = "UPDATE {taxonomy_terms} SET nsubs = nsubs - 1 WHERE `cid` = ? AND `tid` = ?";
         $dbm->execute($que, array("dd", $terms['cid'], $terms['parent']));
     }
     self::$log = "분류항목 [" . $terms['name'] . "] 을 삭제했습니다.\n";
     \CADB\Log::taxonomytermLog('delete', $terms['cid'], $terms['tid'], $terms['vid'], self::$log);
 }