SQL Server 交叉表查询 case
代码如下所示:
表landundertake结构如下所示:
表appraiser结构如下所示:
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:
免责声明:本站所有文章和图片均来自用户分享和网络收集,文章和图片版权归原作者及原出处所有,仅供学习与参考,请勿用于商业用途,如果损害了您的权利,请联系网站客服处理。
SQL Server代理服务无法启动的解决方法2019-01-20
asp.net连接查询SQL数据库并把结果显示在网页上(2种方2019-01-18
sql server 获取系统时间的方法2019-01-21
深入C++ string.find()函数的用法总结2019-01-18
SQL Server 聚集索引和非聚集索引的区别分析2019-02-22
关于sql server批量插入和更新的两种解决方案2019-01-19
SQL语句 一个简单的字符串分割函数2019-02-22
SQL Server数据库的高性能优化经验总结2019-02-22
sql动态行转列的两种方法2019-01-19
SQLServer 跨库查询实现方法2019-02-20