开通了博客，拥有了属于自己的小小天地。先写一篇今儿刚学到的
1 remove mirroring relationship
alter database datab_name set partner off
2 force failover
alter database “DBName” set partner force_service_all_data_loss
3 restart endpoint
alter endpoint <endpoint_name> state= stopped
alter endpoint <endpoint_name> state= started
4 resume mirroring
alter database <database_name> set partner resume