--樹形sql查詢
WITH TREE AS( --創建一個虛擬表
 SELECT * FROM sys_organiz --指定需要查詢的表
 WHERE organize_code = '100000' -- 指定父節點條件
 UNION ALL --聯合查詢
 SELECT sys_organiz.* FROM sys_organiz,TREE 
 WHERE TREE.organize_code = sys_organiz.organize_parent_code
) 
SELECT * FROM TREE;