Adding a Witness Server to a Database Mirroring Session
-- Database Name: AdventureWorks
ALTER DATABASE AdventureWorks
SET WITNESS = 'TCP://ServerWit:7022'
Removing the Witness Server from a Database Mirroring Session
-- DatabaseName: AdventureWorks
ALTER DATABASE AdventureWorks SET WITNESS OFF
Terminating Database Mirroring Session
-- Terminate Mirroring Session of AdventureWorks database
-- Command to be run on the Principal Server.
ALTER DATABASE AdventureWorks SET PARTNER OFF
To Pause a Database Mirroring Session
-- Suspending Mirroring Session on AdventureWorks database
-- Command to be run on the Principal Server.
ALTER DATABASE AdventureWorks SET PARTNER SUSPEND
Resuming Database Mirroring Session
-- Resuming Mirroring Session on AdventureWorks database
-- Command to be run on the Principal Server.
ALTER DATABASE AdventureWorks SET PARTNER RESUME
Changing Mirroring Session to Asynchronous Mode
-- Database Name: AdventureWorks
ALTER DATABASE AdventureWorks SET SAFETY OFF
Changing Mirroring Session to Synchronous
-- Database Name: AdventureWorks
ALTER DATABASE AdventureWorks SET SAFETY ON
Turning Transaction Safety ON
-- Database Name: AdventureWorks
ALTER DATABASE AdventureWorks SET PARTNER SAFETY FULL
Turning OFF Transaction Safety
-- Database Name: AdventureWorks
ALTER DATABASE AdventureWorks SET PARTNER SAFETY OFF