您的位置:首页 > 数据库

SQL 递归使用

2015-06-12 16:09 337 查看
直接贴代码吧= =

WITH CTE AS
(
-->Begin 一个定位点成员
SELECT COUNTRYORDERID,HSNAME, COUNTRYNAME,PARENTORDERID,
IMPORTCURRENTSUMAMOUNT,
IMPORTCONTRASTSUMAMOUNTPERCENTAGE,
IMPORTCURRENTSUMAMOUNTPERCENTAGE,
CAST(COUNTRYNAME AS NVARCHAR(max)) AS TE,0 AS Levle FROM #TempTableDetail
WHERE PARENTORDERID IS NULL AND HSNAME IN (SELECT HSNAME FROM #TempTableData)
-->End
UNION ALL
-->Begin一个递归成员
SELECT #TempTableDetail.COUNTRYORDERID, #TempTableDetail.HSNAME, #TempTableDetail.COUNTRYNAME,#TempTableDetail.PARENTORDERID,
#TempTableDetail.IMPORTCURRENTSUMAMOUNT,
#TempTableDetail.IMPORTCONTRASTSUMAMOUNTPERCENTAGE,
#TempTableDetail.IMPORTCURRENTSUMAMOUNTPERCENTAGE,
CAST(REPLICATE('  ',LEN(CTE.TE))+#TempTableDetail.COUNTRYNAME AS NVARCHAR(MAX)) AS TE,Levle+1 AS Levle
FROM #TempTableDetail INNER JOIN CTE
ON #TempTableDetail.PARENTORDERID=CTE.COUNTRYORDERID
--group by #TempTableDetail.HSNAME
WHERE #TempTableDetail.HSNAME IN (SELECT HSNAME FROM #TempTableData)
-->End
)

INSERT INTO #TempResult(COUNTRYORDERID,HSNAME,COUNTRYNAME,IMPORTCONTRASTSUMAMOUNTPERCENTAGE,IMPORTCURRENTSUMAMOUNTPERCENTAGE,IMPORTCURRENTSUMAMOUNT)
SELECT DISTINCT COUNTRYORDERID, HSNAME,TE,IMPORTCONTRASTSUMAMOUNTPERCENTAGE,
IMPORTCURRENTSUMAMOUNTPERCENTAGE,IMPORTCURRENTSUMAMOUNT FROM CTE ORDER BY HSNAME,COUNTRYORDERID;


效果:

内容来自用户分享和网络整理,不保证内容的准确性,如有侵权内容,可联系管理员处理 点击这里给我发消息
标签: