如果是置疑的话可以这样:
停sqlserver服务.
删除日志
在查询分析器下选择MASTER
把以下语句一个一个执行.
sp_configure 'allow update',1
reconfigure with override
update sysdatabases set status=32768 where name = '置疑错误数据库'
dbcc rebuild_log('Rmt_BD03','E:\DataBase\Rmt_BD03.LDF')
update sysdatabases set status=0 where name='置疑错误数据库'
restore database Rmt_BD03 with recovery
sp_configure 'allow update',0
reconfigure with override
http://www.kooboy.net/article.asp?id=94