SQL根據指定節點ID獲取所有父級節點和子級節點

--根據指定節點ID獲取所有子節點--
WITH TEMP AS
(
SELECT * FROM table_name WHERE Id='4' --表的主鍵ID
UNION ALL
SELECT T0.* FROM TEMP,table_name T0 WHERE TEMP.Id=T0.ParentId --子級ID==父級ID
)
SELECT * FROM TEMP;


--根據指定節點ID獲取所有父節點--
WITH TEMP AS
(
SELECT * FROM table_name WHERE Id='32' --表的主鍵ID
UNION ALL
SELECT T0.* FROM TEMP,table_name T0 WHERE TEMP.ParentId=T0.Id --父級ID==子級ID
)
SELECT * FROM TEMP;