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Ðò = a.colorder,
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WHEN EXISTS ( SELECT *
from sysobjects
WHERE xtype='PK'
AND name IN (SELECT [name]
from sysindexes
WHERE id=a.id
AND indid IN (SELECT indid
from sysindexkeys
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/**author huangchaobiao
*Email:huangchaobiao111@163.com
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set @fileName='aaa.exe'
select substring(@fileName,charindex('.',@fileName)+1,len(@fileName))
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