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sql="select * from (select top 4 ID,SmallPic,NewsNameSi,EndDate,ContentSi,SortID from achi_news where ProductProperty=1 and IsOk=1 and HomeForcePage=1 and HomeEndTime>getDate() and isdate(HomeEndTime)=1 order by HomeorderNum asc  )a union all select * from (select top 4 ID,SmallPic,NewsNameSi,EndDate,ContentSi,SortID from achi_news where  ProductProperty=1 and IsOk=1 and Id not in (select top 4 ID from achi_news where ProductProperty=1 and IsOk=1 and HomeForcePage=1 and HomeEndTime>getDate() and isdate(HomeEndTime)=1 order by HomeorderNum asc) order by Enddate asc)b"
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(
bookname varchar(80) not null,
book_price Decimal(5,2) not null,
quantity int not null
)
 
insert into bookitem values('Image Processing',34.95,8)
insert into bookitem values('Signal Processing',51.75,6)
insert into bookitem values('Singal And System',48.5,10) ......

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create table Student(Sname varchar(10),Ssex varchar(5),Sage int,S# int)
insert into Student
select 'ÏÄÁÁ','ÄÐ','21','1004'
select '³Éƽ','ÄÐ','20','1001' union all
select 'Íõ²¨','ÄÐ','19','1002' union all
select 'ͻȻ','Ů','19','1003'
 
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USE master
EXEC sp_addumpdevice 'd ......

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