sql2008游标FORWARD_ONLY STATIC 的使用方式

CREATE TABLE #xms_staff_department 
(
  id int,
  name varchar(128),
  parent_id int,
  parent_path varchar(512) ,
  depth smallint,
  is_delete tinyint,
  sort smallint
)
INSERT INTO #xms_staff_department
SELECT id,name,0,'0,'+CONVERT(VARCHAR,id),1, (CASE WHEN IsVaild = 1 THEN 0 ELSE 1 END), dOrder FROM dept WHERE Pid = 0


DECLARE @id				INT
DECLARE @parent_path	VARCHAR(128)
DECLARE @cursor1			CURSOR
SET @cursor1 = CURSOR FORWARD_ONLY STATIC FOR
SELECT id, parent_path FROM #xms_staff_department
OPEN @cursor1 
FETCH NEXT FROM @cursor1 INTO @id, @parent_path 
WHILE (@@FETCH_STATUS = 0)
BEGIN
	
	INSERT INTO #xms_staff_department
	SELECT id,name,Pid, @parent_path+','+CONVERT(VARCHAR,id),2, (CASE WHEN IsVaild = 1 THEN 0 ELSE 1 END), dOrder FROM dept WHERE Pid = @id
	
	DECLARE @cursor2			CURSOR
	DECLARE @id2				INT
	DECLARE @parent_path2	VARCHAR(128)
	SET @cursor2 = CURSOR FORWARD_ONLY STATIC FOR
	SELECT id, parent_path FROM #xms_staff_department WHERE parent_id = @id
	OPEN @cursor2 
	FETCH NEXT FROM @cursor2 INTO @id2, @parent_path2 
	WHILE (@@FETCH_STATUS = 0)
	BEGIN 
		
		INSERT INTO #xms_staff_department
		SELECT id,name,Pid, @parent_path+','+CONVERT(VARCHAR,id),3, (CASE WHEN IsVaild = 1 THEN 0 ELSE 1 END), dOrder FROM dept WHERE Pid = @id2
		
		
		DECLARE @cursor3			CURSOR
		DECLARE @id3				INT
		DECLARE @parent_path3	VARCHAR(128)
		SET @cursor3 = CURSOR FORWARD_ONLY STATIC FOR
		SELECT id, parent_path FROM #xms_staff_department WHERE parent_id = @id2
		OPEN @cursor3 
		FETCH NEXT FROM @cursor3 INTO @id3, @parent_path3 
		WHILE (@@FETCH_STATUS = 0)
		BEGIN
			
			INSERT INTO #xms_staff_department
			SELECT id,name,Pid, @parent_path+','+CONVERT(VARCHAR,id),4, (CASE WHEN IsVaild = 1 THEN 0 ELSE 1 END), dOrder FROM dept WHERE Pid = @id3
			
			DECLARE @cursor4			CURSOR
			DECLARE @id4				INT
			DECLARE @parent_path4	VARCHAR(128)
			SET @cursor4 = CURSOR FORWARD_ONLY STATIC FOR
			SELECT id, parent_path FROM #xms_staff_department WHERE parent_id = @id3
			OPEN @cursor4 
			FETCH NEXT FROM @cursor4 INTO @id4, @parent_path4 
			WHILE (@@FETCH_STATUS = 0)
			BEGIN
				
				INSERT INTO #xms_staff_department
				SELECT id,name,Pid, @parent_path+','+CONVERT(VARCHAR,id),5, (CASE WHEN IsVaild = 1 THEN 0 ELSE 1 END), dOrder FROM dept WHERE Pid = @id4			
			
				FETCH NEXT FROM @cursor4 INTO @id4, @parent_path4
			END
			CLOSE @cursor4
			DEALLOCATE @cursor4			
			
			
			FETCH NEXT FROM @cursor3 INTO @id3, @parent_path3 
		END
		CLOSE @cursor3
		DEALLOCATE @cursor3	
		
		
		
		FETCH NEXT FROM @cursor2 INTO @id2, @parent_path2
	END
	CLOSE @cursor2
	DEALLOCATE @cursor2
	
	FETCH NEXT FROM @cursor1 INTO @id, @parent_path 
END
CLOSE @cursor1
DEALLOCATE @cursor1

select * from #xms_staff_departmentCREATE TABLE #xms_staff_department 
(
  id