SQL 樹形菜單查詢，查詢本身和所有下級項

SQL 樹形菜單查詢，查詢本身和所有下級項

 WITH Temp AS 
    (
		SELECT * FROM Sys_Organization WHERE OUGUID = @OUGUID AND OrgState = 1 AND IsAvailable = 1 AND IsDel = 0
        UNION ALL
        SELECT A.* FROM Sys_Organization A INNER JOIN Temp B 
		ON A.OUGUID = B.ParentOUGUID AND A.OrgState = 1 AND A.IsAvailable = 1 AND A.IsDel = 0
    ) 

	SELECT DISTINCT * FROM Temp ORDER BY OULevel

函數

set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
go

-- =============================================
-- Author:		HZ
-- Create date: 2011/10/17
-- Description:	傳入字典類別，字典編碼得到該級及以下類型的字典編碼
-- =============================================
ALTER FUNCTION [dbo].[GetCodeValueDetail]
(
	@CodeFlag nvarchar(20),
	@CodeValue nvarchar(20)
)
RETURNS @table table(CodeValue nvarchar(20))
AS
begin
declare @IncludeItemCount int
	declare @ParentCode nvarchar(20)
	declare @Table_ParentID table(ParentCode nvarchar(20))
	declare @Table_IParentID table(IParentCode nvarchar(20))
	declare @Table_Mid table(ParentCode nvarchar(20))

	declare CursorCodeValue cursor for
	select distinct CodeValue from dbo.Sys_CodeValueDetail
	where  CodeValue= @CodeValue and CodeFlag=@CodeFlag
	open CursorCodeValue
	fetch next from CursorCodeValue into @ParentCode
	while @@fetch_status = 0
	begin
		insert into @Table_ParentID values (@ParentCode)
		insert into @Table_IParentID values (@ParentCode)

		select @IncludeItemCount = count(a.CodeValue) 
		from Sys_CodeValueDetail a,@Table_IParentID b 
		where a.ParentCode = b.IParentCode

		while (@IncludeItemCount > 0)
		begin
			insert into @Table_ParentID
			select distinct a.CodeValue
			from Sys_CodeValueDetail a , @Table_IParentID b 
			where a.ParentCode = b.IParentCode

			delete @Table_Mid
			insert into @Table_Mid
			select * from @Table_IParentID

			delete @Table_IParentID
			insert into @Table_IParentID
			select distinct a.CodeValue
			from Sys_CodeValueDetail a,@Table_Mid b 
			where a.ParentCode = b.ParentCode

			select @IncludeItemCount = count(a.CodeValue)
			from Sys_CodeValueDetail a,@Table_IParentID b 
			where a.ParentCode = b.IParentCode
		end
		delete @Table_IParentID
		delete @Table_Mid
		fetch next from CursorCodeValue into @ParentCode
	end
	close CursorCodeValue
	deallocate CursorCodeValue

	insert into @Table_Mid select distinct * from @Table_ParentID 

	insert into @table select * from @Table_Mid
	return
end