(SELECT l.id as labelId FROM t_label l LEFT JOIN t_label_type lt on l.label_type_id = lt.id WHERE lt.label_type = 1 and l.level = 0 and l.rec_status = 0 and lt.rec_status = 0) l,
(SELECT
@r as _id ,
@r:=(SELECT @r:=parent_task_detail_id FROM t_pro_parent_task WHERE task_detail_id = _id and rec_status = 0) as parentId