sys-trace-subclass-values-transact-sql.md

title	sys.trace_subclass_values (Transact-SQL)
description	sys.trace_subclass_values (Transact-SQL)
author	rwestMSFT
ms.author	randolphwest
ms.date	03/14/2017
ms.service	sql
ms.subservice	system-objects
ms.topic	reference
f1_keywords	sys.trace_subclass_values trace_subclass_values_TSQL sys.trace_subclass_values_TSQL trace_subclass_values
helpviewer_keywords	sys.trace_subclass_values catalog view
dev_langs	TSQL

sys.trace_subclass_values (Transact-SQL)

[!INCLUDE SQL Server SQL MI]

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 [!INCLUDEssDEnoversion].

For a complete list of supported trace events, see SQL Server Event Class Reference.

Important

[!INCLUDEssNoteDepFutureAvoid] Use Extended Event catalog views instead.

Column name	Data type	Description
trace_event_id	smallint	ID of the trace event. This parameter is also in the sys.trace_events catalog view.
trace_column_id	smallint	ID of the trace column used for enumeration. This parameter is also in the sys.trace_columns catalog view.
subclass_name	nvarchar(128)	Meaning of the column value.
subclass_value	smallint	Column value.

Permissions

[!INCLUDEssCatViewPerm] For more information, see Metadata Visibility Configuration.

See Also

Object Catalog Views (Transact-SQL)
sys.traces (Transact-SQL)
sys.trace_categories (Transact-SQL)
sys.trace_columns (Transact-SQL)
sys.trace_events (Transact-SQL)
sys.trace_event_bindings (Transact-SQL)