Ad Hoc Distributed Queries / xp_cmdshell 的启用与关闭

启用Ad Hoc Distributed Queries： 

exec sp_configure 'show advanced options',1 
reconfigure 
exec sp_configure 'Ad Hoc Distributed Queries',1 
reconfigure 

   

关闭Ad Hoc Distributed Queries： 

exec sp_configure 'Ad Hoc Distributed Queries',0 
reconfigure 
exec sp_configure 'show advanced options',0 
reconfigure

启用xp_cmdshell：

-- 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 enable the feature.
EXEC sp_configure 'xp_cmdshell', 1
GO
-- To update the currently configured value for this feature.
RECONFIGURE
GO