1 SQLServer所在分区空间是否够?数据库文件大小是否达到最大文件限制?
2 数据库文件损坏或被非正常删除时出现这种情况
3 病毒防火墙的扫描也会引起数据库置疑
INF:foravirusscanneronacomputerthatisrunningSQLServer2000
support.microsoft/default.aspx?scid=kb;en-us;309422
IfthevirussweephasopenedadatabasefileandstillhasitopenwhenSQLServertriestoopenthedatabase(suchaswhenSQLServerstartsorwhenSQLServeropensadatabasethatAutoClosehasclosed),thedatabasetowhichthefilebelongsmightbemarkedsuspect.TheSQLServerdatabasefilestypicallyhavethe.mdf,.ldf,and.ndffilesuffixes.
4 当SQLServer启动时,将会尝试获得对数据库文件的排他访问权,如果此时该文件被其他程序占用,或者遗失,数据库将会被标记为置疑。
PRB:Missingdevicecausesdatabasetobemarkedsuspect
support.microsoft/kb/180500/EN-US/