SQL语句同一张表内如何同时取出ID和父ID的数据

情况如下:
一张表内有 ID 、父ID和NAME字段,即一条数据的父ID可能为某条的数据ID

现在需要根据ID关联left join到这张表,在已取出该表ID的情况下怎么取出该条数据的父ID的NAME?


select s.name, s.id, c.IP from client_base c
left join organ s
on s.id = c.organ_id

谢谢各位大佬

select t1.name,t1.id,t2.name as 父name,t1.父id,t1.IP
(select s.name, s.id,s.父id,c.IP from client_base c
left join organ s
on s.id = c.organ_id) t1
left join organ t2
on
t1.父id=t2.id
这样没有父id,父name就为null了

select t1.* , t2.name as 父name from
(select s.name, s.id, s.父id, c.IP from client_base c
left join organ s
on s.id = c.organ_id ) t1 , organ t2
where t1.父id = t2.id