WITHRECURSIVE t as
(
SELECT part_id,part_pid,part_name FROM mo_user_part WHERE part_pid=0UNIONALLSELECT c.part_id,c.part_pid,CONCAT(t.part_name,'>',c.part_name) part_name FROM mo_user_part c,t WHERE t.part_id=c.part_pid
)
SELECT*FROM t;
WITHRECURSIVE t as
(
SELECT part_id,part_pid,part_name FROM mo_user_part WHERE part_id=19386136622112UNIONALLSELECT c.part_id,c.part_pid,CONCAT(c.part_name,'>',t.part_name) part_name FROM mo_user_part c,t WHERE t.part_pid=c.part_id
)
SELECT*FROM t;
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