xp_cmdshell 命令的开启与关闭,和状态查询

/*
EXEC sp_configure ‘allow updates’, 0
RECONFIGURE

*/

-- 启用：
exec sp_configure ‘show advanced options‘,1
reconfigure
exec sp_configure ‘xp_cmdshell‘,1
reconfigure

    --关闭：
exec sp_configure ‘xp_cmdshell‘,0
reconfigure
exec sp_configure ‘show advanced options‘,0
reconfigure 


select *  from sysconfigures where comment like ‘%show advanced options%‘ or  comment like ‘%shell%‘