/*EXEC sp_configure ‘allow updates’, 0RECONFIGURE*/-- 启用：exec sp_configure 'show advanced options',1reconfigureexec sp_configure 'xp_cmdshell',1reconfigure    --关闭：exec sp_configure 'xp_cmdshell',0reconfigureexec sp_configure 'show advanced options',0reconfigure select *  from sysconfigures where comment like '%show advanced options%' or  comment like '%shell%'