--------------所有子集數據包括自己--------------------- CREATE PROCEDURE ALLSON @ID INT AS BEGINWITH CTE AS(SELECT ID,PID,NAME,0 AS LVL FROM TEST1WHERE ID = @IDUNION ALLSELECT D.ID,D.PID,D.NAME,LVL+1 FROM CTE C INNER JOIN TEST1 DON C.ID = D.PID)SELECT * FROM CTE END------------------所有父級數據------------------- CREATE PROCEDURE ALLFATHER @ID INT AS BEGINWITH CTE AS(SELECT ID,PID,NAME,0 AS LVL FROM TEST1WHERE ID = @IDUNION ALLSELECT D.ID,D.PID,D.NAME,LVL+1 FROM CTE C INNER JOIN TEST1 DON C.PID = D.ID)SELECT * FROM CTE END--FATHER EXEC ALLFATHER 6

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