【文件属性】：
文件名称：删除父节点下的子节点 存储过程版 新手需多看几遍
文件大小：902B
文件格式：TXT
更新时间：2016-08-18 06:45:49
存储过程 子父节点
删除父节点下的子节点 存储过程版 新手需多看几遍
create function dbo.aa(@i int)
returns @t table(ml_id int,parent_id int,level int)
as
begin
declare @level int
set @level=0
insert into @t
select ml_id,parent_id,@level from dbo.T_TEMP_MuLu where dbo.T_TEMP_MuLu.ml_id=@i
while @@rowcount> 0
begin
set @level=@level+1
insert into @t
select a.ml_id,a.parent_id,@level from dbo.T_TEMP_MuLu a left join @t b on a.parent_id=b.ml_id
where b.level=@level-1
end
return
end
delete dbo.T_TEMP_MuLu
where ml_id in (select ml_id from dbo.aa(49))
drop function aa
truncate table dbo.T_TEMP_MuLu
insert into dbo.T_TEMP_MuLu
SELECT
[ML_ID]
,[Parent_ID]
,[FolderFlag]
,[ML_Name]
,[BaoShi]
,[Dept]
,[ZiLiaoHe]
,[BZ]
FROM [DB_TOPPING].[dbo].[T_YingJian]