SELECT UserDCID AS UserDCCompForDelCount1
FROM CDICentral.dbo.UserDCComponent AS udc
WHERE(
UserDCID IN(
SELECT UserDCID FROM CDICentral.dbo.UserDC AS ud WHERE (
UserID NOT IN(
SELECT UserID FROM CVPLocal.dbo.CSWSecurity AS cs
)
)
)
)
最佳答案
尝试这个 SQL 查询
SELECT UserDCID AS UserDCCompForDelCount1
FROM CDICentral.dbo.UserDCComponent AS udc
INNER JOIN CDICentral.dbo.UserDC AS ud ON udc.UserDCID=ud.UserDCID
INNER JOIN CVPLocal.dbo.CSWSecurity AS cs ON ud.UserDCID=cs.UserID
关于mysql - 如何为下面的脚本实现 Join 以避免嵌套脚本,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/28828115/