公司财年的数据报表
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需求是做公司财年的数据报表:
【4月,5月,6月,7月,8月,9月,10月,11月,12月,(来年)01月,(来年)02月,(来年)03月】为一财年
如:2020财年是
【2019.4,2019.5,2019.6,2019.7,2019.8,2019.9,2019.10,2019.11,2019.12,2020.01,2020.02,2020.03】
部分需求图
公司高级开发师的数据库设计,我本人感觉设计不合理(实际开发中走过不该走的坑),职位太小只能硬着头皮配合
数据表结构设计在接到需求后,我的第一想法,是想办法数据以这样的方式展示出来,在前端,稍微给点样式,后台基本不用管,只需要将sql丢进去执行就行了。
这样才是横向,动态;且为一列从上面的需求和表结构的设计就能看出大概我的思路了;
- 选择财年后可以选择月份,此时月份是灵活变动的,【4月,5月,6月,(来年)01月,(来年)02月】所以不能固定写死(我的思路是拼SQL)
- 成个表结构是垂直行向设计,所以数据查询出来后必须做UNPIVOT转纵(横)处理;
- 在第二步中UNPIVOT转纵(横)处理其实并不是我想展示数据结构;所以在这里我需要PIVOT纵转多行(多行转多列)
下面看我实现的实际步骤
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首先我查询所有符合的数据,然后存入临时表(方面后面调用避免使用子查询)
查询所有符合的数据,然后存入临时表 -
整个表结构是垂直行向设计,所以数据查询出来后必须做UNPIVOT转纵(横)处理;后续需要调用所以存入了临时表
UNPIVOT转纵(横)处理 -
此时月份是灵活变动的,【4月,5月,6月,(来年)01月,(来年)02月】所以不能固定写死(我的思路是拼SQL)
拼SQL - @valuekey(用于在后面PIVOT纵转多行(多行转多列)时的【字段】)拼出的数据,这些字段是拼出的活的使用STUFF FOR XML PATH 拼SQL
SUM(ISNULL([2019-02Rate], 0)) AS [2019-02Rate],SUM(ISNULL([2019-02Resales_Money], 0)) AS [2019-02Resales_Money],SUM(ISNULL([2019-02Resales_Money_Target], 0)) AS [2019-02Resales_Money_Target],SUM(ISNULL([2019-04Rate], 0)) AS [2019-04Rate],SUM(ISNULL([2019-04Resales_Money], 0)) AS [2019-04Resales_Money],SUM(ISNULL([2019-04Resales_Money_Target], 0)) AS [2019-04Resales_Money_Target],SUM(ISNULL([2019-06Rate], 0)) AS [2019-06Rate],SUM(ISNULL([2019-06Resales_Money], 0)) AS [2019-06Resales_Money],SUM(ISNULL([2019-06Resales_Money_Target], 0)) AS [2019-06Resales_Money_Target],SUM(ISNULL([2019-10Rate], 0)) AS [2019-10Rate],SUM(ISNULL([2019-10Resales_Money], 0)) AS [2019-10Resales_Money],SUM(ISNULL([2019-10Resales_Money_Target], 0)) AS [2019-10Resales_Money_Target],SUM(ISNULL([2019-11Rate], 0)) AS [2019-11Rate],SUM(ISNULL([2019-11Resales_Money], 0)) AS [2019-11Resales_Money],SUM(ISNULL([2019-11Resales_Money_Target], 0)) AS [2019-11Resales_Money_Target],SUM(ISNULL([2019-12Rate], 0)) AS [2019-12Rate],SUM(ISNULL([2019-12Resales_Money], 0)) AS [2019-12Resales_Money],SUM(ISNULL([2019-12Resales_Money_Target], 0)) AS [2019-12Resales_Money_Target],SUM(ISNULL([2020-01Rate], 0)) AS [2020-01Rate],SUM(ISNULL([2020-01Resales_Money], 0)) AS [2020-01Resales_Money],SUM(ISNULL([2020-01Resales_Money_Target], 0)) AS [2020-01Resales_Money_Target],SUM(ISNULL([2020-02Rate], 0)) AS [2020-02Rate],SUM(ISNULL([2020-02Resales_Money], 0)) AS [2020-02Resales_Money],SUM(ISNULL([2020-02Resales_Money_Target], 0)) AS [2020-02Resales_Money_Target],SUM(ISNULL([2020-04Rate], 0)) AS [2020-04Rate],SUM(ISNULL([2020-04Resales_Money], 0)) AS [2020-04Resales_Money],SUM(ISNULL([2020-04Resales_Money_Target], 0)) AS [2020-04Resales_Money_Target]
- @mtr(是后面PIVOT纵转多行的 PIVOT FOR (需要转多列的【值】)
[2019-02Rate],[2019-02Resales_Money],[2019-02Resales_Money_Target],[2019-04Rate],[2019-04Resales_Money],[2019-04Resales_Money_Target],[2019-06Rate],[2019-06Resales_Money],[2019-06Resales_Money_Target],[2019-10Rate],[2019-10Resales_Money],[2019-10Resales_Money_Target],[2019-11Rate],[2019-11Resales_Money],[2019-11Resales_Money_Target],[2019-12Rate],[2019-12Resales_Money],[2019-12Resales_Money_Target],[2020-01Rate],[2020-01Resales_Money],[2020-01Resales_Money_Target],[2020-02Rate],[2020-02Resales_Money],[2020-02Resales_Money_Target],[2020-04Rate],[2020-04Resales_Money],[2020-04Resales_Money_Target]
- 把第二步的临时表 #Temapet,进行PIVOT的纵转多行处理
--纵转多行
SET @query = N'
SELECT
District,
[District Desc] AS District_Desc,
Area,
[Area Description] AS Area_Description,
Small_Area,
Small_Area_Desc,
City,
[City Description] AS City_Description,
ISNULL(#TE.[Branch Code], BH.[Branch Code])AS Branch_Code,
[Branch Description] AS Branch_Description,
#TE.*,
Temp.SUM_Money,
Temp.SUM_Target,
Temp.SUM_Rate
FROM Branch AS BH
LEFT JOIN (
SELECT [Branch Code],
SUM(ISNULL(Resales_Money,0))AS SUM_Money,
SUM(ISNULL(Resales_Money_Target,0))AS SUM_Target,
--CAST(SUM(ISNULL(Rate,0))*100 as varchar)+''%'' AS SUM_Rate
SUM(ISNULL(Rate,0))AS SUM_Rate
FROM #TEMP
GROUP BY [Branch Code]
)Temp ON Temp.[Branch Code] = BH.[Branch Code]
INNER JOIN(
SELECT pvt.[Branch Code],'+@valuekey+'
FROM #Temapet
PIVOT (MAX(Valuest)
FOR Valuekey IN ('+@mtr+')) pvt
GROUP BY pvt.[Branch Code]
)AS #TE ON #TE.[Branch Code] = BH.[Branch Code] ;'
PRINT @query
EXECUTE(@query);
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最后执行的结果展示
最终展示结构
实现效果 - 最后把整体SQL发出来,仅供参考
SELECT
BH.District AS District,
BH.Area,
BH.Small_Area,
BH.City,
ISNULL(RRM.Branch_Code, RRMT.Branch_Code) [Branch Code],
CONVERT(VARCHAR(7), ISNULL(RRM.Month_Date, RRMT.Month_Date), 120) AS Month_Date,
ISNULL(RRM.Resales_Money, 0) Resales_Money,
ISNULL(RRMT.Resales_Money_Target, 0) Resales_Money_Target,
CASE WHEN ISNULL(RRMT.Resales_Money_Target, 0) = 0 THEN 0
ELSE ISNULL(RRM.Resales_Money, 0) / RRMT.Resales_Money_Target END AS Rate
INTO #TEMP
FROM dbo.Branch AS BH
LEFT JOIN tbCRM_Report_Resales_Monthly AS RRM
ON RRM.Branch_Code=BH.[Branch Code]
FULL OUTER JOIN tbCRM_Report_Resales_Monthly_Target AS RRMT
ON RRMT.Branch_Code = RRM.Branch_Code
AND RRM.Month_Date = RRMT.Month_Date
WHERE BH.District=209 AND (RRM.Branch_Code IS NOT NULL OR RRMT.Branch_Code IS NOT NULL) AND BH.[Branch Code] IN (SELECT [Branch Code] FROM Branch WHERE [District] IN (Select [District] From [Branch POS] Where [Branch Code] = 3158))
--行转纵
SELECT TEMP.[Branch Code],TEMP.Month_Date,TEMP.Month_Date+TEMP.Valuekey Valuekey,TEMP.Valuest
INTO #Temapet
FROM #TEMP
UNPIVOT
(
[Valuest]
FOR [Valuekey] IN([Resales_Money], [Resales_Money_Target], [Rate])
) AS TEMP
--拼sql
DECLARE @valuekey AS NVARCHAR(MAX)
DECLARE @query AS NVARCHAR(MAX)
DECLARE @mtr AS NVARCHAR(MAX)
SELECT @valuekey = STUFF(
(
SELECT N',SUM(ISNULL(['+[Valuekey]+'], 0)) AS '+ QUOTENAME([Valuekey])
FROM #Temapet
GROUP BY[Valuekey]
ORDER BY[Valuekey]
FOR XML PATH(''), TYPE
).value('.', 'NVARCHAR(MAX)'),1,1,''),
@mtr=STUFF(
(
SELECT ',' + QUOTENAME([Valuekey])FROM #Temapet
GROUP BY[Valuekey]
ORDER BY[Valuekey]
FOR XML PATH(''), TYPE
).value('.', 'NVARCHAR(MAX)'),1,1,'')
PRINT @valuekey
PRINT @mtr
--纵转多行
SET @query = N'
SELECT
District,
[District Desc] AS District_Desc,
Area,
[Area Description] AS Area_Description,
Small_Area,
Small_Area_Desc,
City,
[City Description] AS City_Description,
ISNULL(#TE.[Branch Code], BH.[Branch Code])AS Branch_Code,
[Branch Description] AS Branch_Description,
#TE.*,
Temp.SUM_Money,
Temp.SUM_Target,
Temp.SUM_Rate
FROM Branch AS BH
LEFT JOIN (
SELECT [Branch Code],
SUM(ISNULL(Resales_Money,0))AS SUM_Money,
SUM(ISNULL(Resales_Money_Target,0))AS SUM_Target,
--CAST(SUM(ISNULL(Rate,0))*100 as varchar)+''%'' AS SUM_Rate
SUM(ISNULL(Rate,0))AS SUM_Rate
FROM #TEMP
GROUP BY [Branch Code]
)Temp ON Temp.[Branch Code] = BH.[Branch Code]
INNER JOIN(
SELECT pvt.[Branch Code],'+@valuekey+'
FROM #Temapet
PIVOT (MAX(Valuest)
FOR Valuekey IN ('+@mtr+')) pvt
GROUP BY pvt.[Branch Code]
)AS #TE ON #TE.[Branch Code] = BH.[Branch Code] ;'
PRINT @query
EXECUTE(@query);
回思:
数据表设计不合理,应该开始就是纵(横)向设计;导致中间多余的UNPIVOT转纵(横)处理,欢迎大家评论。
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