sqlserver 树形结构查询单表实例代码

 --树形sql查询
WITH TREE AS( --创建一个虚拟表
 SELECT * FROM sys_organiz --指定需要查询的表
 WHERE organize_code = '100000' -- 指定父节点条件
 UNION ALL --联合查询
 SELECT sys_organiz.* FROM sys_organiz,TREE 
 WHERE TREE.organize_code = sys_organiz.organize_parent_code
) 
SELECT * FROM TREE;