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

MSSQL varbinaryת»»³É×Ö·û´®

--> Title  : varbinaryת»»³É×Ö·û´®
--> Author : wufeng4552
--> Date   : 2009-12-15
declare @s varchar(20),@bin varbinary(1000)
select @s='www.CSDN.net',@bin=cast(@s as varbinary(1000))
declare @re varchar(1000),@i int
select @re='',@i=datalength(@bin)
while @i>0
   begin
      select @re=substring('0123456789ABCDEF',substring(@bin,@i,1)/16+1,1)+
                 substring('0123456789ABCDEF',substring(@bin,@i,1)%16+1,1)+@re
             ,@i=@i-1  
   end
select '0x'+@re
select cast(@s as varbinary(1000))
/*
--------------------------
0x7777772E4353444E2E6E6574
 
(1 個資ÁÏÁÐÊܵ½Ó°響)
*/
/*
--------------------------
0x7777772E4353444E2E6E6574
 
(1 個資ÁÏÁÐÊܵ½Ó°響)
*/


Ïà¹ØÎĵµ£º

MSSQL ·Ö²¼Ê½ÊÂÎñ¹ÜÀí

   µ±Êý¾Ý·þÎñÆ÷ºÍWeb·þÎñÆ÷²¿ÊðÔÚ²»Í¬µÄ·þÎñÆ÷ÉÏʱ£¬»áÓõ½·Ö²¼Ê½ÊÂÎñ£¬ÐèÒª¶ÔÁ½¸ö·þÎñÆ÷µÄMSDTC½øÐÐÅäÖá£
    ´ò¿ª“¹ÜÀí¹¤¾ß¨D¨D×é¼þ·þÎñ”£¬ÒÔ´Ë´ò¿ª“×é¼þ·þÎñ¨D¨D¼ÆËã»ú”£¬ÔÚ“ÎҵĵçÄÔ”Éϵã»÷ÓÒ¼ü¡£ÔÚMSDTCÑ¡ÏÖУ¬µã»÷“°²È«ÅäÖÔ°´Å¥¡£ ......

MSSQLÊý¾Ý¿âÊý¾ÝÀàÐÍ


 
    Êý¾ÝÀàÐÍ
 
 ÀàÐÍ
 
 ÃèÊö
 
bit
 
ÕûÐÍ
 
bit Êý¾ÝÀàÐÍÊÇÕûÐÍ£¬ÆäÖµÖ»ÄÜÊÇ0¡¢1»ò¿ÕÖµ¡£ÕâÖÖÊý¾ÝÀàÐÍÓÃÓÚ´æ´¢Ö»ÓÐÁ½ÖÖ¿ÉÄÜÖµµÄÊý¾Ý £¬ÈçYes »òNo¡¢True »òFa lse ¡¢On »òOff
int
 
ÕûÐÍ
 
int Êý¾ÝÀàÐÍ¿ÉÒÔ´æ´¢´Ó- 231( ......

.batÆô¶¯Êý¾Ý¿â·þÎñ(MSSQL,Oracle)

 @echo off
:dosmenu
REM Ñ¡Ôñ²Ëµ¥
echo  Windows ·þÎñÆô¶¯»ò¹Ø±Õ By hope 2008Äê2ÔÂ7ÈÕ     
echo.
echo [1]Æô¶¯Sql Server2005   [2]¹Ø±ÕSql Server2005
echo [3]Æô¶¯Oracle9i         [4]¹Ø±ÕOracle9i
echo.
echo  ......

MSSQLÊý¾Ý¿âÖз¢ÏÖD99_tmp±íµÄ´¦Àí·½·¨

ÏàÐźܶàASP+MSSQLµÄÍøÕ¾¶¼Óб»ÈË×¢Èë¹ýµÄ¾­Àú£¬Êý¾Ý¿â±íÖжàÁËһЩ±í£¬ÀàËÆÒÔϵıíD99_tmp,D99_cmd£¬kill_kk¡£
D99_tmp£¨subdirectory,depth,fileÈý¸ö×ֶΣ¬ÀïÃæµÄÊý¾Ý¶¼ÊÇÍøÕ¾ÎļþºÍĿ¼£©
MSSQLÊý¾Ý¿â´æÔÚ¼¸¸öΣÏÕµÄÀ©Õ¹´æ´¢¹ý³Ì£¬Ä¬ÈÏPublic×é¿ÉÖ´ÐÐȨÏÞ£¬SQL×¢ÈëÕß¿ÉÀûÓô˶ÁÈ¡ÎļþĿ¼¼°Óû§×飬²¢¿Éͨ¹ýÏÈдÈëÊý¾ ......

ACCESSºÍMSSQL ÈçºÎËæ»ú¶ÁÈ¡Êý¾Ý¿â¼Ç¼

²éѯÓï¾äÖ»ÒªÕâÑùд,¾Í¿ÉÒÔËæ»úÈ¡³ö¼Ç¼ÁË
SQL="Select top 6 * from Dv_bbs1 where isbest = 1 and layer = 1 order by newID() desc"
ÔÚACCESSÀï
SELECT top 15 id from tablename order by rnd(id)
SQL Server£º
Select TOP N * from TABLE Order By NewID()
Access£º
Select TOP N * from TABLE Order By Rnd(ID ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ