returns the internal unique object ID.
[Visual Basic] Function getID( _ ByVal obj As Object _ ) As Long [C#] long getID( object obj ); [C++] __int64 getID( Object* obj ); [JScript] function getID( Object obj ): long;
the associated internal ID or
0, if the passed object is not stored in this
ObjectContainer.
returns the internal unique object ID.
db4o assigns an internal ID to every object that is stored. IDs are guaranteed to be unique within one
ObjectContainer. An object carries the same ID in every db4o session. Internal IDs can be used to look up objects with the very fast getByID method.
ExtObjectContainer Interface | com.db4o.ext Namespace