Sdílet prostřednictvím

  • Článek

fn_trace_getinfo (Transact-SQL)

Returns information about a specified trace or all existing traces.

Topic link iconTransact-SQL Syntax Conventions

Syntax

sys.fn_trace_getinfo ( { trace_id | NULL | 0 | DEFAULT } )

Arguments

  • trace_id
    Is the ID of the trace. trace_id is int. Valid inputs are the ID number of a trace, NULL, 0, or DEFAULT. NULL, 0, and DEFAULT are equivalent values in this context. Specify NULL, 0, or DEFAULT to return information for all traces in the instance of SQL Server.

Tables Returned

Column name

Data type

Description

traceid

int

ID of the trace.

property

int

Property of the trace:

1= Trace options. For more information, see @options in sp_trace_create (Transact-SQL).

2 = File name

3 = Max size

4 = Stop time

5 = Current trace status. 0 = stopped. 1 = running.

value

sql_variant

Information about the property of the trace specified.

Remarks

When passed the ID of a specific trace, fn_trace_getinfo returns information about that trace. When passed an invalid ID, this function returns an empty rowset.

fn_trace_getinfo appends a .trc extension to the name of any trace file included in its result set. For information on defining a trace, see sp_trace_create (Transact-SQL). For similar information about trace filters, see fn_trace_getfilterinfo (Transact-SQL).

For a complete example of using trace stored procedures, see How to: Create a Trace (Transact-SQL).

Permissions

Requires ALTER TRACE permission on the server.

Examples

The following example returns information about all active traces.

SELECT * FROM sys.fn_trace_getinfo(0) ;
GO