SELECT  t1.id  FROM d_story  as t1 join (SELECT id, point_name,point_main_tree,length(point_main_tree) as len FROM  `d_points`) AS t2 WHERE  t2.point_main_tree LIKE  '%00000001-00000002-00001153-00000010%' and t1.pid = t2.id  ORDER BY t2.len desc<br>MYSQL(PDO) ERROR:Got error 28 from storage engine