Information about built-in logical servers and logical server
policies can remain in the catalog in a simplex environment, but
are not used.
Logical Servers and New Simplex Databases
When you create a new simplex database, catalogs are created with the information for built-in logical servers OPEN, SERVER, and NONE.
Connection in Simplex
Connecting to a simplex database is unaffected by the login policy setting of logical server assignments. The connections have no logical server context.