SQL Server 交叉表查询 case

代码如下所示:


表landundertake结构如下所示:


SQL Server 交叉表查询 case


表appraiser结构如下所示:


SQL Server 交叉表查询 case


access代码:

复制代码 代码如下:

TRANSFORM First(Landundertake.valuerId) AS valuerId之First
SELECT Appraiser.quarterId, Landundertake.landCode
FROM Landundertake INNER JOIN Appraiser ON (Landundertake .valuerId = Appraiser.valuerID) AND (Landundertake .quarterId = Appraiser.quarterId)
GROUP BY Appraiser.quarterId, Landundertake .landCode
PIVOT Landundertake .valuerGrade;


SQL server代码:

复制代码 代码如下:

select dbo.appraiser.quarterID,dbo.landUndertake.landcode,case dbo.landUndertake.appraiserGrade when ‘appraiserID1’ then dbo.landundertake.appraiserID else null END as appraiserID,case dbo.landUndertake.appraiserGrade when ‘appraiserID2’ then dbo.landundertake.appraiserID else null END as appraiserID1
from dbo.LandUndertake inner join
dbo.Appraiser ON dbo.LandUndertake.quarterID=dbo.appraiser.quarterID and dbo.landundertake.appraiserID=DBO.Appraiser.appraiserID
Group by dbo.appraiser.quarterID,dbo.landUndertake.landcode,dbo.landundertake.appraiserGrade,dbo.landundertake.appraiserID


交叉表查询结果如下所示:


SQL Server 交叉表查询 case

原创文章,作者:奋斗,如若转载,请注明出处:https://blog.ytso.com/234092.html

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