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ÇóÒ»ÌõSQLÓï¾ä - MS-SQL Server / »ù´¡Àà

±íÃû: teacher ×ֶηֱðÓÐ ÐòºÅ£¬ÐÕÃû£¬ÄêÁ䣬ÐÔ±ð£¬ÄêÊÕÈë¡­¡­¡­¡­
ÏÖÏëÇóÒ»ÌõSQLÓï¾äÊÇ ³ýÁË"ÐòºÅ"Õâ¸ö×ֶβ»ÏÔʾ,ÆäËû×ֶξùÏÔʾµÄÓï¾ä£¬ ²¢·Ç select ÐÕÃû£¬ÄêÁ䣬ÐÔ±ð£¬ÄêÊÕÈë¡­¡­¡­¡­
from teacher ÕâÌõÓï¾ä(ÒòΪ×ֶμÙÉèÓÐ30¶à¸ö»áдËÀÈ˵Ä)лл£¡
Óö¯Ì¬SQL

SQL code:
DECLARE @s VARCHAR(8000)
SELECT @s = ISNULL(@s+',', '')+name
from syscolumns
WHERE id = OBJECT_ID('teacher')
AND name<>'ÐòºÅ'
EXEC ('SELECT '+@s+' from teacher')


²Î¿¼:
SQL code:
µÃµ½±íÖгýCol1¡¢Col2µÄËùÓÐÁÐ

ÀýÈ磺userno_fm¡¢userno_to
create table test(
num int identity(1,1),
userno_fm varchar(10),
userno_to varchar(10),
username varchar(10))
select * from test

declare @sql varchar(8000)
select @sql=''
select @sql=@sql+','+[name] from
(select [name] from syscolumns where object_id(N'[test]')=[id] and [name] not in ('userno_fm','userno_to')) A

set @sql='select '+stuff(@sql,1,1,'')+' from [test]'
--print @sql
exec (@sql)

drop table test



SQL code:
declare @sql varchar(8000)
select @sql=''
select @sql=@sql+','+[name] from
(selec


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Çë½ÌsqlÓï¾ä¡£ - Oracle / ¿ª·¢

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sqlССµÄÒÉÎÊ - .NET¼¼Êõ / C#

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MS SQL×÷ÒµÎÊÌâ - MS-SQL Server / Ó¦ÓÃʵÀý

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sqlÓï¾äÎÊÌâ - Java / Web ¿ª·¢

select o_customer,o_price from orders having o_price >=avg(o_price)
select o_customer,o_price from orders where o_price >=(select avg(o_price) from orders)
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Accessͨ¹ýSqlÓï¾ä´´½¨Êý¾Ý¿â - .NET¼¼Êõ / C#

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CreateTble C=Answer N="»ØÌû±í"
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  C=Ques ......
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