ASA Database Administration Guide
  The Database Server
    The database server
      Database server options

-qi server option

Function 

Do not display the database server tray icon and window.

Syntax 

{ dbsrv9 | dbeng9 } -qi ...

Applies to 

Windows platforms, excluding Windows CE

Description 

This option leaves no visual indication that the engine is running, other than possible startup error dialogs. You can use either (or both) the -o or -oe logs to diagnose errors.