If running the "High Safety with Automatic Fail-over" why wouldn't you add the Witness back into the Quorum after you upgrade the the new mirror server instance? If you add automatic failover and for some reason your server decides to failover the Mirrored DB to the new mirror which has not yet been upgraded you will run into issues. I think it is key to have the upgrade complete and tested before re-establishing automatic failover.Can someone from the community or from the Microsoft SQL Team pl
↧