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Function
SafeRequest(ParaValue)
ParaValue =
Trim
(
Request
(ParaValue))
If
ParaValue =
""
Then
SafeRequest =
""
Exit
Function
End
If
'Òª¹ýÂ˵Ä×Ö·ûÒÔ","¸ô¿ª
LockValue =
"',Select,Update,Delete,insert,Count(,drop table,truncate,Asc(,Mid(,char(,xp_cmdshell,exec master,net localgroup administrators,And,net user,Or"
LockValue =
Split
(LockValue,
","
)
'ÅжÏÊÇ·ñÓÐ×¢Èë
For
i = 0
To
UBound
(LockValue)
If
InStr
(
LCase
(ParaValue),
LCase
(LockValue(i)))>0
Then
errmsg = 1
Exit
For
End
If
Next
'×¢Èë´¦Àí
If
errmsg = 1
Then
Response
.
Write
"<script language=
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......
SQL UNION ²Ù×÷·û
UNION ²Ù×÷·ûÓÃÓںϲ¢Á½¸ö»ò¶à¸ö SELECT Óï¾äµÄ½á¹û¼¯¡£
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SQL UNION Óï·¨
SELECT column_name(s) from table_name1
UNION
SELECT column_name(s) from table_na ......
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http://www.sql-server-performance.com/tips/clustered_indexes_p1.aspx
As a rule of thumb, every table should have a clustered index. Generally, but not always, the clustered index should be on a column that monotonically increases--such as an identity column, or some other column where the value is ......