Returns a previously registered mapping ID for the given ID if it exists.
The mapping ID for the given original ID or 0, if none has been registered.
Returns a previously registered mapping ID for the given ID if it exists. If lenient mode is set to true, will provide the mapping ID for the next smaller original ID a mapping exists for. Otherwise returns 0.
IContextIDMapping Interface | Db4objects.Db4o.Defragment Namespace