Mount Tape Event Class

THIS TOPIC APPLIES TO: yesSQL ServeryesAzure SQL DatabasenoAzure SQL Data Warehouse noParallel Data Warehouse

The Mount Tape event class occurs when a tape mount request is received. Use this event class to monitor tape mount requests and their success or failure.

Mount Tape Event Class Data Columns

Data column name Data type Description Column ID Filterable
ApplicationName nvarchar Name of the client application that created the connection to an instance of SQL Server. This column is populated with the values passed by the application. 10 Yes
ClientProcessID int ID assigned by the host computer to the process where the client application is running. This data column is populated if the client provides the client process ID. 9 Yes
DatabaseID int ID of the database specified by the USE database statement or the default database if no USE database statement has been issued for a specified instance. SQL Server displays the name of the database if the ServerName data column is captured in the trace and the server is available. Determine the value for a database by using the DB_ID function. 3 Yes
DatabaseName nvarchar Name of the database in which the user statement is running. 35 Yes
Duration bigint Amount of time (in microseconds) taken by the event. 13 Yes
EndTime datetime For Mount Request events, the time of the mount time-out if a time-out occurs; otherwise, the time of the event itself (in such cases, StartTime indicates the time of the corresponding mount request). 15 Yes
EventClass int Type of event = 195. 27 No
EventSequence int The sequence of a specified event within the request. 51 No
EventSubClass int Type of event subclass.

1 = Tape mount request

2 = Tape mount complete

3 = Tape mount canceled
21 Yes
GroupID int ID of the workload group where the SQL Trace event fires. 66 Yes
HostName nvarchar Name of the computer on which the client is running. This data column is populated if the client provides the host name. To determine the host name, use the HOST_NAME function. 8 Yes
IsSystem int Indicates whether the event occurred on a system process or a user process. 1 = system, 0 = user. 60 Yes
LoginName nvarchar Name of the login of the user (either SQL Server security login or the Microsoft Windows login credentials in the form of DOMAIN\username). 11 Yes
NTDomainName nvarchar Windows domain to which the user belongs. 7 Yes
NTUserName nvarchar Windows user name. 6 Yes
ServerName nvarchar Name of the instance of SQL Server being traced. 26 No
SessionLoginName nvarchar Login name of the user who originated the session. For example, if you connect to SQL Server using Login1 and execute a statement as Login2, SessionLoginName shows Login1 and LoginName shows Login2. This column displays both SQL Server and Windows logins. 64 Yes
SPID int ID of the Session on which the event occurred. 12 Yes
StartTime datetime Time at which the event started, if available. 14 Yes
TextData ntext physical device name [ ( logical device name ) ]. The logical device name displays only if it is defined in the sys.backup_devices catalog view. 1 Yes

See Also

sp_trace_setevent (Transact-SQL)
Back Up and Restore of SQL Server Databases