Theenumeration contains values that are used to specify the current state of snapshot isolation.
Assembly: Microsoft.SqlServer.SqlEnum (in Microsoft.SqlServer.SqlEnum.dll)
Snapshot isolation is not currently in effect.
Snapshot isolation is in effect. If the transaction isolation level is set to snapshot then the versions of updates to a record are stored in the tempdb database.
Snapshot isolation is waiting to be disabled when all current transactions commit or roll back.
Snapshot isolation is waiting to be enabled when all current transactions commit or roll back.