The sys.trace_subclass_values catalog view contains a list of named column values. These subclass values do not change for a given version of the SQL Server Database Engine.
For a complete list of supported trace events, see SQL Server Event Class Reference.
ID of the trace event. This parameter is also in the sys.trace_events catalog view.
ID of the trace column used for enumeration. This parameter is also in the sys.trace_columns catalog view.
Meaning of the column value.
In SQL Server 2005 and later versions, the visibility of the metadata in catalog views is limited to securables that a user either owns or on which the user has been granted some permission. For more information, see Metadata Visibility Configuration.