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

»ñÈ¡Êý¾Ý¿âÖеıí½á¹¹µÄsqlÓï¾ä

--»ñȡij¸öÊý¾Ý¿âÖеıí½á¹¹
SELECT    
  --±íÃû=case   when   a.colorder=1   then   d.name   else   ''   end,
  ÐòºÅ=a.colorder,
  --±êʶ=case   when   COLUMNPROPERTY(   a.id,a.name,'IsIdentity')=1   then   'ÊÇ'else   ''   end,    
  Ö÷¼ü=case   when   exists(SELECT   1   from   sysobjects   where   xtype='PK'   and   name   in   (  
  SELECT   name   from   sysindexes   WHERE   indid   in(  
  SELECT   indid   from   sysindexkeys   WHERE   id   =   a.id   AND   colid=a.colid  
  )))   then   'ÊÇ'   else   ''   end,           
  ×Ö¶ÎÃû=a.name,     
  ÀàÐÍ=b.name,  
  Õ¼ÓÃ×Ö½ÚÊý=a.length,  
  ³¤¶È=COLUMNPROPERTY(a.id,a.name,'PRECISION'),   
  ÔÊÐí¿ÕÖµ=case   when   a.isnullable=1   then   'ÊÇ'else   '·ñ'   end,  
  ĬÈÏÖµ=isnull(e.text,''),  
  ×Ö¶ÎÃèÊö=isnull(g.[value],'')  
  from   syscolumns   a  
  left   join   systypes   b   on   a.xtype=b.xusertype  
  inner   join   sysobjects   d   on   a.id=d.id     and   d.xtype='U'   and     d.name&


Ïà¹ØÎĵµ£º

Êý¾Ý¿â×Ö¶ÎÀàÐÍ SQL Server

—×Ö·ûÀàÐÍ
Char: ¶¨³¤·ÇUnicodeµÄ×Ö·ûÐÍÊý¾Ý£¬×î´ó³¤¶ÈΪ8000
Varchar:±ä³¤·ÇUnicodeµÄ×Ö·ûÐÍÊý¾Ý£¬×î´ó³¤¶ÈΪ8000
Text(varchar(max)):±ä³¤·ÇUnicodeµÄ×Ö·ûÐÍÊý¾Ý£¬×î´ó³¤¶ÈΪ2G
Nchar:¶¨³¤UnicodeµÄ×Ö·ûÐÍÊý¾Ý£¬×î´ó³¤¶ÈΪ8000
Nvarchar:±ä³¤UnicodeµÄ×Ö·ûÐÍÊý¾Ý£¬×î´ó³¤¶ÈΪ8000
Ntext(nvarchar(max)):± ......

MS SQL ServerÈÕÆÚ¼ÆËã

ͨ³££¬ÄãÐèÒª»ñµÃµ±Ç°ÈÕÆÚºÍ¼ÆËãһЩÆäËûµÄÈÕÆÚ£¬ÀýÈ磬ÄãµÄ³ÌÐò¿ÉÄÜÐèÒªÅжÏÒ»¸öÔµĵÚÒ»Ìì»òÕß×îºóÒ»Ìì¡£ÄãÃǴ󲿷ÖÈË´ó¸Å¶¼ÖªµÀÔõÑù°ÑÈÕÆÚ½øÐзָÄê¡¢Ô¡¢Èյȣ©£¬È»ºó½ö½öÓ÷ָî³öÀ´µÄÄê¡¢Ô¡¢ÈյȷÅÔÚ¼¸¸öº¯ÊýÖмÆËã³ö×Ô¼ºËùÐèÒªµÄÈÕÆÚ£¡ÔÚÕâÆªÎÄÕÂÀÎÒ½«¸æËßÄãÈçºÎʹÓÃDATEADDºÍ DATEDIFFº¯ÊýÀ´¼ÆËã³öÔÚÄãµÄ³ÌÐò ......

How do I release sql express database?


Questions
I have a simple app that
uses an SQL Express 2005 database. When the user closes the app, I want
to give the option to back up the database by making a copy in another
directory. However, when I try to do it, I get "The process cannot
access the file '...\Pricing.MDF' because i ......

Sql Server Êý¾Ý¿âÁ¬½ÓÎÊÌâ

²Î¿¼ÎÄÏ×£ºhttp://www.cnblogs.com/chenxizhang/archive/2009/04/23/1441913.html
SQL ServerÌṩËÄÖÖ·½Ê½Á¬½ÓÊý¾Ý¿â·þÎñÆ÷:
1. share memory: Ö»ÊÊÓÃÓÚ¿Í»§¶ËºÍ·þÎñÆ÷¶ËÔÚͬһ̨»úÆ÷ÉÏ,²ÅÄܲÉÓõÄÁ¬½Ó
2. Named pipe:
ÔÚ¾ÖÓòÍø(LAN)ÄÚʵÏÖÁ¬½Ó,Ò»¸ö½ø³ÌʹÓÃÒ»²¿·ÖµÄÄÚ´æÀ´Ïò½ø³ÌµÄÁíÒ»¶Ë´«µÝÏûÏ¢,Ò»¸ö½ø³ÌµÄÊä³öÊÇÁíÍâ ......

SQL ServerÊÓͼÖг£見ÏÞÖÆÌõ¼þ

--> Title  : SQL ServerÊÓͼÖг£見ÏÞÖÆÌõ¼þ
--> Author : wufeng4552
--> Date   : 2010-03-01
(1): ÊÓͼÊý¾Ý¸ü¸ÄµÄ³£見ÏÞ¶¨
µ±Óû§¸üÐÂÊÓͼÖеÄÊý¾Ýʱ,Æäʵ¸ü¸ÄµÄÊÇÆä¶ÔÓ¦µÄÊý¾Ý±íµÄÊý¾Ý.ÎÞÂÛÊǶÔÊÓͼÖеÄÊý¾Ý½øÐиü¸Ä,»¹ÊÇÔÚÊÓͼÖвåÈë»òÕßɾ³ýÊý¾Ý,¶¼ÊÇÀàËÆµÄµÀÀí.µ«ÊÇ,² ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ