dbo.syssubsystems (Transact-SQL)

THIS TOPIC APPLIES TO:yesSQL Server (starting with 2008)noAzure SQL DatabasenoAzure SQL Data Warehouse noParallel Data Warehouse

Contains information about all available SQL Server Agent proxy subsystems. The syssubsystems table is stored in the msdb database.

Column name Data type Description
subsystem_id int ID of the subsystem.
subsystem nvarchar(40) Name of the subsystem.
description_id int Message ID of the row in the sys.messages catalog view that contains the subsystem description.
subsystem_dll nvarchar(255) Location of the subsystem DLL.
agent_exe nvarchar(255) Full path to the executable that uses the subsystem.
start_entry_point nvarchar(30) Function that is called when the subsystem is initialized.
event_entry_point nvarchar(30) Function that is called when a subsystem step is run.
stop_entry_point nvarchar(30) Function that is called when a subsystem finishes running.
max_worker_threads int Maximum number of concurrent steps for a given subsystem.


Only members of the sysadmin fixed server role can access this table.

See Also

dbo.sysproxysubsystem (Transact-SQL)
dbo.sysproxies (Transact-SQL)
sys.messages (Transact-SQL)