sp_enum_sqlagent_subsystems (Transact-SQL)
Applies to: 
SQL Server
Lists the SQL Server Agent subsystems.
Transact-SQL syntax conventions
Syntax
sp_enum_sqlagent_subsystems
[ ; ]
Arguments
None.
Return code values
0 (success) or 1 (failure).
Result set
| Column name | Data type | Description |
|---|---|---|
subsystem |
nvarchar(40) | Name of the subsystem. |
description |
nvarchar(512) | Description of the subsystem. |
subsystem_dll |
nvarchar(510) | DLL module that contains the subsystem. |
agent_exe |
nvarchar(510) | Executable module that is used by the subsystem. |
start_entry_point |
nvarchar(30) | Procedure that SQL Server Agent calls during job step execution. |
event_entry_point |
nvarchar(30) | Procedure that SQL Server Agent calls during job step execution. |
stop_entry_point |
nvarchar(30) | Procedure that SQL Server Agent calls during job step execution. |
max_worker_threads |
int | Maximum number of threads SQL Server Agent starts for this subsystem. |
subsystem_id |
int | Identifier for the subsystem. |
Remarks
This procedure lists the subsystems available in the instance.
Permissions
By default, members of the sysadmin fixed server role can execute this stored procedure. Other users must be granted the SQLAgentOperatorRole fixed database role in the msdb database.
For details about SQLAgentOperatorRole, see SQL Server Agent Fixed Database Roles.