Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

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


Ïà¹ØÎÊ´ð£º

csvÎļþת»»³Ésqlµ¼Èëµ½Êý¾Ý¿â£¬Ã»ÓÐÊý¾ÝΪºÎ£¿

Ö´ÐеÄ˳Ðò£º
1£©Îļþä¯ÀÀ¿ò£¨Ñ¡ÔñÎļþʹÓã©
Ñ¡ÔñºÃÎļþºó
µã»÷Ò»¸öµ¼Èë°´Å¥µÄʱºò £¬°ÑÉÏÃæÉÏ´«¿òÀïµÄcsvÎļþÒÔÒ»¸öIDΪÎļþÃû£¬ÉÏ´«µ½**/**Îļþ¼ÐÏÂ
2£©¶ÁÈ¡Õâ¸öÎļþ¼ÐϵÄcsvµÄÎļþ£¬×ª»»³Ésql
3 ......

ÇóÒ»¸öSQLÓï¾ä - MS-SQL Server / »ù´¡Àà

×Ö¶Î1,×Ö¶Î2.....×Ö¶ÎN,Status,ParentID
1,Name1....test1,1,99
1,Name1....test1,3,99
1,Name2....test2,1,101
1,Name2....test2,3,101
1,Name3....test3,2,101
1,Name1....test1,4,101
ÏëÒªµÄ½á¹ûÊÇ:
1,Na ......

¹ØÓÚSqlµÄÎÊÌâ - .NET¼¼Êõ / ASP.NET

½«Ò»¸ö²éѯÓï¾ä¸³¸øÒ»¸ö±äÁ¿£¬ÈçÏ£º
DECLARE @STR NVARCHAR(MAX)
SET @STR='SELECT * from SALE_PROD'
ÔõôÑù²ÅÄÜÖ´ÐÐËüÄØ£¿
Çë¸ßÊÖ£¬ÈÊÐÖ£¬ÏÀ½ã°ï°ïæ°¡


¶àл£¬¿ÉÒÔÀ²£¬¸ßÊÖ°¡

Ö±½ÓÖ´ÐоÍÐÐÁË

exec ......

SQLÄܽøÐжþ½øÖƵÄɸѡÂ𣿠- MS-SQL Server / »ù´¡Àà

ÎÒÓÐÒ»¸ö×Ö¶ÎÊÇ varchar(1) ÀàÐÍ£¬¶þ½øÖƱíʾҲ¾ÍÊÇ8λµÄ ¡®0000 0000¡¯
±ÈÈçÕâ¸öʱºòÎÒÐèҪɸѡ³öÕâ¸ö×Ö¶ÎΪËùÓÐµÄ ¡®0000 0100¡¯µÄÐУ¬ÇëÎÊSQLÄÜʵÏÖÕâÑùµÄ¡°Î»¡±µÄɸѡÂð£¿
лл~~~

ÓÐλ²Ù×ݺ¯ÊýÂ𣿲»ÐоÍ× ......

SQLÓï¾ä OR ´æ´¢¹ý³Ì£¿ - .NET¼¼Êõ / C#

Ö´ÐÐÊý¾Ý¿â²Ù×÷ʱ£¬Ö±½ÓÓÃSQL Óï¾äºÃһЩ »¹ÊÇÓô洢¹ý³Ì¸ü¼ÑÄØ£¿
¸÷ÊãÆð¼û
Õâ¸öµÄ¾ßÌåÎÊÌâ¾ßÌå·ÖÎö
¼òµ¥µÄselect ¡¢updateºÍinsertµ±È»sql½â¾öÁË
¸´ÔӵķÅÔÚsql·þÎñ¶ËÓ¦¸ÃºÃµã

Â¥Ö÷Çë²ÎÔÄ
http://msdn.micr ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ