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

-ga server option

Function 

Unload database after last connection is dropped.

Syntax 

{ dbsrv9 | dbeng9 } -ga ...

Applies to 

All operating systems except NetWare.

Description 

Specifying this option on the network server causes each database to be unloaded after the last connection to it is dropped. In addition to unloading each database after the last connection is dropped, the personal server shuts down when the last database is stopped.