Sqlserver还原master
net stop mssqlserver
net start mssqlserver /m"SQLCMD"
sqlcmd -s xx
sqlcmd -s xx -U sa -P xx
RESTORE DATABASE master FROM DISK = N'E:\temp\master.bak' , MOVE N'masterData' TO N'E:\master.mdf', MOVE N'masterLog' TO N'E:\mster.ldf' with replace