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查询出随后排列的字段插入到另一张表

发布时间: 2012-11-03 10:57:44 作者: rapoo

查询出随即排列的字段,插入到另一张表的一个字段里面出错,求解决
插入语句如下:

INSERT INTO tblVOTEWinnerList
([ID]
,[DrawingID]
,[ActivityID]
,[RulesID]
,[PhoneNumber]
)
( select '111',222,'333','444',
PhoneNumber =(select top 3 Voter from tblVOTEVoteRecord a left join
tblVOTEActivityInfo b on a.ActivityID=b.ActivityID
where a.ActivityID='43bf7430dbae435ca0c1f4856eb8cefa' order by newid())
from tblVOTEDrawingInfo where DrawingID=‘222’)

就是随机查询到 前三名的Voter ,然后插入到tblVOTEWinnerList的字段中,前面的ID都要求是一样的,我这个报错:
“子查询返回的值不止一个。当子查询跟随在 =、!=、<、<=、>、>= 之后,或子查询用作表达式时,这种情况是不允许的。”求解释该如何修改。

[解决办法]
你Insert 操作就一条记录,
下边这个查询取出3条记录,
肯定报错啊

SQL code
(select top 3 Voter from tblVOTEVoteRecord a left join   tblVOTEActivityInfo b on a.ActivityID=b.ActivityIDwhere a.ActivityID='43bf7430dbae435ca0c1f4856eb8cefa' order by newid())from tblVOTEDrawingInfo where DrawingID=‘222’)
[解决办法]
SQL code
INSERT INTO tblVOTEWinnerList  ([ID]  ,[DrawingID]  ,[ActivityID]  ,[RulesID]     ,[PhoneNumber]  )  ( select top 3 '111',222,'333','444',PhoneNumber =(select Voter from tblVOTEVoteRecord a left join   tblVOTEActivityInfo b on a.ActivityID=b.ActivityIDwhere a.ActivityID='43bf7430dbae435ca0c1f4856eb8cefa' order by newid())from tblVOTEDrawingInfo where DrawingID=‘222’)
[解决办法]
取前一名,子查询读取一条记录,然后插入;
取多名,就循环下,分别插入。

给个大概意思,自己改改吧。
比如取 3条,插入

SQL code
declare @i int---计数器declare @n intdeclare @str nvarchar(50)set @i=1select top 3 Voter from tblVOTEVoteRecord a left join  ......--你那串子查询select @n=@@rowcountwhile @i<=@n    begin         set @str=(select Voter from #t where id=@i)        insert into tblVOTEWinnerList(.......) values(,,,@str)        set @i=@i+1end
[解决办法]
忘了临时表了,,加上
C# code
declare @i int---计数器declare @n intdeclare @str nvarchar(50)set @i=1select top 3 Voter  into #t from tblVOTEVoteRecord a left join  ......--你那串子查询select @n=@@rowcountwhile @i<=@n    begin         set @str=(select Voter from #t where id=@i)        insert into tblVOTEWinnerList(.......) values(,,,@str)        set @i=@i+1end
[解决办法]
SQL code
INSERT INTO tblVOTEWinnerList   ([ID]   ,[DrawingID]   ,[ActivityID]   ,[RulesID]      ,[PhoneNumber]   )  SELECT  '111' ,         222 ,         '333' ,         '444' ,         voter AS PhoneNumber FROM    ( SELECT TOP 3                     Voter           FROM      tblVOTEVoteRecord a                     LEFT JOIN tblVOTEActivityInfo b ON a.ActivityID = b.ActivityID           WHERE     a.ActivityID = '43bf7430dbae435ca0c1f4856eb8cefa'                     AND DrawingID = '222'           ORDER BY  NEWID()         ) a
[解决办法]
SQL code
INSERT INTO tblVOTEWinnerList  ([ID]  ,[DrawingID]  ,[ActivityID]  ,[RulesID]     ,[PhoneNumber]  )  ( select top 3 '111',222,'333','444',PhoneNumber = Voter from tblVOTEVoteRecord a left join   tblVOTEActivityInfo b on a.ActivityID=b.ActivityIDwhere a.ActivityID='43bf7430dbae435ca0c1f4856eb8cefa' order by newid())from tblVOTEDrawingInfo where DrawingID=‘222’ 

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