我通过Microsoft的OLEDB 3.5 SQL CE驱动程序使用SQL Server CE数据库。这里是我的连接字符串: Provider=Microsoft.SQLSERVER.CE.OLEDB.3.5;Data Source=C:\Users\me\Desktop\test1.sdf
此查询工作正常: SELECT Thing FROM OtherThing WHERE name =
SELECT BabyInformation.* , t1.*
FROM BabyInformation
LEFT JOIN
(SELECT * FROM BabyData
GROUP BY BabyID
ORDER By Date DESC ) AS t1 ON BabyInformation.BabyID=t1.BabyID
这是我的