sql server 2008如何打开和禁用xp_cmdshell

-- 打开
EXEC sp_configure 'show advanced options', 1
GO
-- To update the currently configured value for advanced options.
RECONFIGURE
GO
-- To enable the feature.
EXEC sp_configure 'xp_cmdshell', 1
GO
-- To update the currently configured value for this feature.
RECONFIGURE
GO
-- To disallow advanced options to be changed.
EXEC sp_configure 'show advanced options', 0
GO
-- To update the currently configured value for advanced options.
RECONFIGURE
GO
 

--如果要禁用，

-- To allow advanced options to be changed.
EXEC sp_configure 'show advanced options', 1
GO
-- To update the currently configured value for advanced options.
RECONFIGURE
GO
-- To disable the feature.
EXEC sp_configure 'xp_cmdshell', 0
GO
-- To update the currently configured value for this feature.
RECONFIGURE
GO

-- To disallow advanced options to be changed.
EXEC sp_configure 'show advanced options', 0
GO
-- To update the currently configured value for advanced options.
RECONFIGURE
GO