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xp_cmdshell¿ÉÒÔÈÃϵͳ¹ÜÀíÔ±ÒÔ²Ù×÷ϵͳÃüÁîÐнâÊÍÆ÷µÄ·½Ê½Ö´Ðиø¶¨µÄÃüÁî×Ö·û´®£¬²¢ÒÔÎı¾Ðз½Ê½·µ»ØÈκÎÊä³ö£¬ÊÇÒ»¸ö¹¦Äܷdz£Ç¿´óµÄÀ©Õ¹´æ´¢¹ý³Ì¡£Ò»°ãµÄºÚ¿Í¹¥»÷SQL
Serverʱ£¬Ê×ÏȲÉÓõķ½·¨ÊÇÖ´ÐÐmasterÀ©Õ¹´æ´¢¹ý³Ìxp_cmdshellÃüÁîÀ´ÆÆ»µÊý¾Ý¿â£¬ÎªÁËÊý¾Ý¿â°²È«Æð¼û£¬×îºÃ½ûֹʹÓÃxp_cmdShell.
Ò»°ãÇé¿öÏ£¬xp_cmdshell¶Ô¹ÜÀíÔ±À´ËµÒ²ÊDz»±ØÒªµÄ£¬xp_cmdshellµÄÏû³ý²»»á¶ÔServerÔì³ÉÈκÎÓ°Ïì¡£
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Use Master
Exec sp_dropextendedproc N 'xp_cmdshell'
Go
Èç¹ûÐèÒªµÄ»°£¬¿ÉÒÔ°Ñxp_cmdshell»Ö¸´»ØÀ´£º
Use Master
Exec sp_addextendedproc N
'xp_cmdshell',N 'xplog70.dll'
Go
¿ÉÒÔÏû³ýµÄ´æ´¢¹ý³ÌÈçÏ£º
sp_makewebtask
xp_cmdshell
xp_dirtree
xp_fileexist
xp_terminate_process
sp_oamethod
sp_oacreate
xp_regaddmultistring
xp_regdeletekey
xp_regdeletevalue
xp_regenumkeys
xp_regenumvalues
sp_add_job
sp_addtask
xp_regread
xp_regwrite
xp_readwebtask
xp_makewebtask
xp_regremovemultistring
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drop PROCEDURE
sp_makewebtask
exec master..sp_dropextendedproc xp_cmdshell
exec
master..sp_dropextendedproc xp_dirtree
exec master..sp_dropextendedproc
xp_fileexist
exec master..sp_dropextendedproc xp_terminate_process
exec
master..sp_dropextendedproc sp_oamethod
exec master..sp_dropextendedproc
sp_oacreate
exec master..sp_dropextendedproc xp_regaddmultistring
exec
master..sp_dropextendedproc xp_regdeletekey
exec master..sp_dropextendedproc
xp_regdeletevalue
exec master..sp_dropextendedproc xp_regenumkeys
exec
master..


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mssqlÖÐÓÃxmlµÄ·½·¨²ð·ÖÒÔ²»¶¨¿Õ¸ñΪ·Ö¸î·ûºÅµÄ×Ö·û´®

---xml²ð·ÖÒÔ²»¶¨¿Õ¸ñΪ·Ö¸î·ûºÅµÄ×Ö·û´®
--²âÊÔÊý¾Ý
if object_id('[tb]') is not null drop table [tb]
create table [tb]([a] varchar(200))
go
insert [tb]
select 'aaaa  bbbb cccc        dddd'
insert [tb]
select 'eeeeee  ffff hhhh     ......

MSSQLÊý¾Ý¿âÊý¾ÝÀàÐÍ


 
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bit
 
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int
 
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int Êý¾ÝÀàÐÍ¿ÉÒÔ´æ´¢´Ó- 231( ......

MSSQLÌí¼Ó×Ö¶Î˵Ã÷

--×Ö¶ÎÌí¼Ó˵Ã÷
EXEC sp_addextendedproperty 'MS_Description', 'ÒªÌí¼ÓµÄ˵Ã÷', 'user', dbo, 'table', ±íÃû, 'column', ÁÐÃû
--ɾ³ý×Ö¶Î˵Ã÷
EXEC sp_dropextendedproperty 'MS_Description', 'user', dbo, 'table', ±íÃû, 'column', ×Ö¶ÎÃû
--²é¿´×Ö¶Î˵Ã÷
SELECT
    [Table Name] = i_s.TAB ......

.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  ......
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