Oracle递归查询(查询当前记录所有父级或子级)

Oracle递归查询(查询当前记录所有父级或子级)

向上递归查询 所有上级

元数据:

    SELECT *
    FROM ORGANIZE
    START WITH PARENT_ID = '1409'
    CONNECT BY PRIOR PARENT_ID = TID 

  

向上递归查询 所有上级SQL:
SELECT * FROM ORGANIZE START WITH TID = '1409' CONNECT BY PRIOR PARENT_ID = TID

结果:

向下递归: 即查询当前的级别的所有子级

元数据:

	
 SELECT * FROM ORGANIZE START WITH TID = '1408'
    CONNECT BY PRIOR TID = PARENT_ID

  

向下递归: 即查询当前的级别的所有子级
		
   SELECT * FROM ORGANIZE START WITH PARENT_ID = '1408'
    CONNECT BY PRIOR TID = PARENT_ID

  

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转载自www.cnblogs.com/zhukaixin/p/12202684.html