The options when creating a new table are available at the Options tab in the Table Editor. The default options will be used if you don't modify them.
Table Options for SQLite
As you can see, the Primary Key box lists the primary key, generated from a Name Template.
The tabletype is either the default 'normal' or 'virtual'. When you want to create a virtual table, you can enter a 'module call', a module name and optional arguments.
As per SQLite documentation:
