实例讲解MSDB数据库置疑状态的解决方法

USE MASTER

GO



SP_CONFIGURE 'ALLOW UPDATES',1 

RECONFIGURE WITH OVERRIDE

GO



UPDATE SYSDATABASES SET STATUS =32768 WHERE NAME='msdb'

Go



sp_dboption 'msdb', 'single user', 'true'

Go



DBCC CHECKDB('msdb') 

Go



update sysdatabases set status =28 where name='msdb'

Go



sp_configure 'allow updates', 0 



reconfigure with override

Go 



sp_dboption 'msdb', 'single user', 'false'

Go