sqlserver 树结构递归

--获取当前及以下部门
Create proc GetCurrentAndUnderOrg
@orgId int
as
begin
    WITH cte 
    AS
    (
        SELECT * ,0 AS level FROM Static_Organ  WHERE OrganID=@orgId
        UNION ALL
        SELECT g.*,level+1 FROM Static_Organ g INNER JOIN cte 
             ON g.ParentOrgan=cte.OrganID
    )
    SELECT * FROM cte
end

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